{"title":"18650\u002621700 BATTERY","description":null,"products":[{"product_id":"samsung-inr18650-30q-3000mah-15a-li-ion-battery-for-power-tools-flashlights-rc-diy-battery-packs-1-100-pcs","title":"Samsung INR18650-30Q 3000mAh 15A Li-ion Battery for Power Tools, Flashlights, RC \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Samsung INR18650-30Q lithium-ion cells for your custom RC, drone, and electronics projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSamsung INR18650-30Q 3000mAh 15A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e delivers outstanding energy density, reliable continuous power, and low internal resistance for power-demanding applications. Engineered by Samsung SDI and supplied by DXF POWER with strict quality grading, this 18650 flat-top cell is widely recognized for its consistent 3.6V nominal platform (4.20V max charge), delivering up to 15A continuous current. It is ideal for custom RC battery packs, FPV ground stations, DIY e-bikes, power tools, high-output flashlights, and robotics projects.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Samsung SDI 30Q Cell:\u003c\/strong\u003e Premium Grade-A cylindrical lithium-ion cell known for exceptional consistency and cycle life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3000mAh High Capacity:\u003c\/strong\u003e Extended runtime and high energy density across ground, aerial, and portable electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15A Continuous Discharge:\u003c\/strong\u003e Reliable 15A continuous output without excessive voltage sag or heat buildup\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 18650 Flat-Top Design:\u003c\/strong\u003e Industry-standard dimensions (18.5 × 65.0mm) for seamless fit in battery holders, sleds, and spot-welded packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Quantities:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece bundles for single replacements or bulk pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are tested for voltage uniformity, low internal resistance, and matched capacity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Samsung SDI (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e INR18650-30Q (30Q)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Type:\u003c\/strong\u003e Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm Factor:\u003c\/strong\u003e 18650 Flat Top\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 3000mAh (0.2C discharge)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.6V – 3.7V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull Charge Voltage:\u003c\/strong\u003e 4.20V ± 0.05V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-Off Voltage:\u003c\/strong\u003e 2.50V (recommended 3.0V for extended cycle life)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Discharge Current:\u003c\/strong\u003e 15A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Charge Current:\u003c\/strong\u003e 1.5A (0.5C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approximately 18.5mm (Diameter) × 65.0mm (Length)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approximately 48.4g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Custom DIY RC battery packs, FPV ground power, electric bikes, scooters, power tools, high-lumen flashlights, robotics, and portable power stations\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSamsung INR18650-30Q 3000mAh 15A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for device replacement or benchmark testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Small Pack Rebuilds:\u003c\/strong\u003e Ideal for compact DIY battery packs, flashlight sets, or tool battery repacking\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – Multi-Cell Configurations:\u003c\/strong\u003e Great for 3S–6S multi-parallel RC, drone, or robotics battery builds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – High-Capacity Modules:\u003c\/strong\u003e Ideal for e-bike modules, scooter packs, and DIY solar power banks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Maximum volume savings for commercial assemblers, clubs, and large-scale pack builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eBuying in bundles ensures matched cell batches for balanced series and parallel pack builds.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is backed by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and workmanship. Customer support is readily available for guidance on cell compatibility, charging parameters, and pack assembly precautions.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.20V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer wrap, insulator ring, and terminals for damage before use; rewrap if torn.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 18650 batteries in pockets or bags with keys, coins, or metal objects; always use an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge batteries in water or expose them to temperatures above 60°C (140°F).\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always use a proper Battery Management System (BMS) with balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Samsung SDI 30Q cells with consistent internal resistance and capacity\u003c\/li\u003e\n\u003cli\u003eReliable 15A continuous discharge performance and 3000mAh real capacity\u003c\/li\u003e\n\u003cli\u003eCareful batch matching for reliable multi-cell pack construction\u003c\/li\u003e\n\u003cli\u003eStrict pre-shipment quality inspection and secure packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics and responsive technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for DIY builders, RC enthusiasts, drone pilots, and technicians looking for dependable continuous 15A 18650 power for custom battery packs, electric transport, robotics, cordless tools, and high-output LED illumination.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Samsung 18650 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS New Samsung INR18650 30Q 30a BATTERY","offer_id":46145118306467,"sku":"INR18650-30Q-3000mAh-1PCS","price":22.89,"currency_code":"USD","in_stock":true},{"title":"10PCS New Samsung INR18650 30Q 30a BATTERY","offer_id":46145118568611,"sku":"INR18650-30Q-3000mAh-10PCS","price":69.02,"currency_code":"USD","in_stock":true},{"title":"20PCS New Samsung INR18650 30Q 30a BATTERY","offer_id":46145118896291,"sku":"INR18650-30Q-3000mAh-20PCS","price":120.27,"currency_code":"USD","in_stock":true},{"title":"50PCS New Samsung INR18650 30Q 30a BATTERY","offer_id":46145119223971,"sku":"INR18650-30Q-3000mAh-50PCS","price":274.04,"currency_code":"USD","in_stock":true},{"title":"100PCS New Samsung INR18650 30Q 30a BATTERY","offer_id":46145119551651,"sku":"INR18650-30Q-3000mAh-100PCS","price":530.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/4_0a9244c8-3370-4742-ad13-c1e3477699ef.jpg?v=1755573122"},{"product_id":"samsung-inr18650-25r-2500mah-20a-li-ion-battery-for-power-tools-flashlights-diy-battery-packs-1-100-pcs","title":"Samsung INR18650-25R 2500mAh 20A Li-ion Battery for Power Tools, Flashlights \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Samsung INR18650-25R high-drain lithium-ion cells for your power tools, flashlights, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSamsung INR18650-25R 2500mAh 20A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is an industry-benchmark high-drain cylindrical cell trusted worldwide for power-demanding tools and performance electronics. Manufactured by Samsung SDI and supplied by DXF POWER with strict quality grading, this 18650 flat-top cell provides a true 2500mAh nominal capacity at 3.6V (4.20V max charge) with a proven 20A continuous discharge rating. It offers exceptional voltage stability under heavy load, making it the perfect power solution for cordless power tools, high-lumen flashlights, electric scooters, e-bikes, and custom multi-cell DIY battery builds.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Samsung SDI 25R Cell:\u003c\/strong\u003e Premium Grade-A cylindrical lithium-ion cell celebrated globally for outstanding reliability, low internal resistance, and long cycle life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20A Continuous Discharge:\u003c\/strong\u003e Delivers sustained 20A continuous power output without excessive voltage sag, tailored for heavy load applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2500mAh High Capacity:\u003c\/strong\u003e Optimal balance of high-current discharge and runtime for power tools and portable equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Rate Fast Charging:\u003c\/strong\u003e Supports up to 4.0A rapid charging current for minimal downtime between work cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 18650 Flat-Top Design:\u003c\/strong\u003e Standard 18.5 × 65.0mm dimensions with flat top terminal, ideal for spot welding, battery holders, and modular battery sleds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages to suit individual replacements or bulk pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, low internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e Samsung SDI (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Type:\u003c\/strong\u003e INR18650-25R (25R)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemistry:\u003c\/strong\u003e Lithium-ion (INR \/ NMC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Size \/ Form Factor:\u003c\/strong\u003e 18650 Flat Top\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Terminal:\u003c\/strong\u003e Flat Top\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 2500mAh (0.2C discharge)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.6V – 3.7V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull Charge Voltage:\u003c\/strong\u003e 4.20V ± 0.05V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-Off Voltage:\u003c\/strong\u003e 2.50V (recommended 3.0V for extended cycle life)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Discharge Current (Max):\u003c\/strong\u003e 20A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Charge Current:\u003c\/strong\u003e 1.25A (0.5C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Charge Current:\u003c\/strong\u003e 4.0A (4000mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approximately 18.5mm (Diameter) × 65.0mm (Length)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e Approximately 45.0g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Cordless power tools, high-lumen flashlights, electric bicycles, e-scooters, robotics, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSamsung INR18650-25R 2500mAh 20A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight repair, tool battery replacement, or testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Tool Pack Rebuilds:\u003c\/strong\u003e Perfect for rebuilding drill, driver, or garden power tool battery packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – High-Power Modules:\u003c\/strong\u003e Ideal for 36V or 48V auxiliary modules, robotics, and DIY power packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – Mobility \u0026amp; Energy Modules:\u003c\/strong\u003e Tailored for electric bike battery packs, e-scooters, and portable storage modules\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.20V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eDo not exceed the maximum charging current of 4.0A (4000mA).\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 18650 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water, and avoid temperatures exceeding 60°C.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-charge, over-discharge, and balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Samsung SDI 25R cells with true 2500mAh high-drain performance\u003c\/li\u003e\n\u003cli\u003eReliable 20A continuous discharge rating under demanding power requirements\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict pre-shipment quality inspection and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and responsive technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for contractors, DIY builders, and electronics enthusiasts looking for proven, dependable 20A continuous power and 2500mAh capacity for cordless power tools, flashlights, electric transport, and custom battery packs.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Samsung 18650 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS New Samsung INR18650 2500mAh 3.7v 35A  BATTERY","offer_id":46145336082595,"sku":"INR18650-25R-2500mAh-1PCS","price":22.18,"currency_code":"USD","in_stock":true},{"title":"10PCS New Samsung INR18650 2500mAh 3.7v 35A BATTERY","offer_id":46145336115363,"sku":"INR18650-25R-2500mAh-10PCS","price":61.87,"currency_code":"USD","in_stock":true},{"title":"20PCS New Samsung INR18650 2500mAh 3.7v 35A  BATTERY","offer_id":46145336148131,"sku":"INR18650-25R-2500mAh-20PCS","price":105.98,"currency_code":"USD","in_stock":true},{"title":"50PCS New Samsung INR18650 2500mAh 3.7v 35A  BATTERY","offer_id":46145336180899,"sku":"INR18650-25R-2500mAh-50PCS","price":238.3,"currency_code":"USD","in_stock":true},{"title":"100PCS New Samsung INR18650 2500mAh 3.7v 35A  BATTERY","offer_id":46145336213667,"sku":"INR18650-25R-2500mAh-100PCS","price":458.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/1_c463b6c5-8048-4185-9190-37a1c3b79018.jpg?v=1755585225"},{"product_id":"samsung-inr21700-50s-5000mah-25a-li-ion-battery-for-power-tools-e-bikes-diy-battery-packs-1-100-pcs","title":"Samsung INR21700-50S 5000mAh 25A Li-ion Battery for Power Tools, E-Bikes \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Samsung INR21700-50S ultra-high capacity, high-drain lithium-ion cells for your power tools, electric mobility, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSamsung INR21700-50S 5000mAh 25A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is an industry-leading high-capacity, high-drain 21700 cylindrical power cell. Manufactured by Samsung SDI and supplied by DXF POWER with strict quality grading, this flat-top unprotected cell delivers a massive 5000mAh typical capacity (4800mAh minimum) on a 3.6V–3.7V nominal platform with a proven 25A constant continuous discharge rating (up to 45A continuous when monitored with an 80°C thermal cut-off). Combining extraordinary runtime with serious high-current discharge capability, it is the premier choice for high-power cordless tools, electric bicycles, e-scooters, high-lumen flashlights, robotics, and custom DIY battery packs.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Samsung SDI 50S Cell:\u003c\/strong\u003e Authentic Grade-A 21700 cylindrical cell widely recognized for delivering an unmatched combination of 5000mAh capacity and high-drain power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25A Constant Discharge Rating:\u003c\/strong\u003e Delivers true 25A constant continuous current without temperature monitoring (and up to 45A continuous with 80°C thermal monitoring)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5000mAh Ultra-High Capacity:\u003c\/strong\u003e 5000mAh typical (4800mAh minimum) for maximum runtime and energy density in high-performance portable applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast CC-CV Charging:\u003c\/strong\u003e Supports up to 2.5A standard charging and up to 6A (6000mA) maximum fast charging current\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 21700 Flat-Top Design:\u003c\/strong\u003e Standard dimensions (21.15 ± 0.1mm diameter × 70.52 ± 0.15mm height) with flat top terminal, ideal for spot-welded packs and modular battery sleds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages to suit single replacements or bulk pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, low internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e Samsung SDI (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e INR21700-50S (50S)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Type:\u003c\/strong\u003e 21700 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType Capacity:\u003c\/strong\u003e 5000mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Capacity:\u003c\/strong\u003e 4800mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.6V – 3.7V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinal Charging Voltage:\u003c\/strong\u003e 4.2V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinal Discharge Voltage:\u003c\/strong\u003e 2.5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Current Output Constant (Continuous):\u003c\/strong\u003e 25A (up to 45A temperature-monitored up to 80°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Current:\u003c\/strong\u003e 0.xx – 2.5A (2500mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charging Current:\u003c\/strong\u003e 6A (6000mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Method:\u003c\/strong\u003e CC-CV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e No (Unprotected industrial cell)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 21.15 mm ± 0.1 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 70.52 mm ± 0.15 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 72 g ± 1 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Cordless power tools, electric bicycles, e-scooters, electric skateboards, high-output flashlights, robotics, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSamsung INR21700-50S 5000mAh 25A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, tool testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Tool Pack Rebuilds:\u003c\/strong\u003e Perfect for rebuilding heavy-duty cordless power tool battery packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – High-Output Modules:\u003c\/strong\u003e Ideal for 36V or 48V auxiliary modules, robotics, and DIY power packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – Mobility \u0026amp; Energy Modules:\u003c\/strong\u003e Tailored for high-performance electric bike packs, e-scooters, and portable power stations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.2V per cell or discharge below 2.5V per cell.\u003c\/li\u003e\n\u003cli\u003eDo not exceed cell surface temperature of 80°C during heavy continuous discharge.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 21700 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Samsung SDI 50S cells with true 5000mAh capacity and 25A high-drain output\u003c\/li\u003e\n\u003cli\u003eTested continuous discharge performance under demanding operational loads\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for contractors, e-mobility builders, DIY pack fabricators, and torch enthusiasts demanding industry-leading 5000mAh capacity and 25A continuous output for high-drain cordless tools, electric transport, robotics, and custom energy modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Samsung 21700 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS New Samsung INR21700-50S - 5000mAh  BATTERY","offer_id":46145662648483,"sku":"INR21700-50S-5000mAh-1PCS","price":23.64,"currency_code":"USD","in_stock":true},{"title":"10PCS New Samsung INR21700-50S - 5000mAh  BATTERY","offer_id":46145662681251,"sku":"INR21700-50S-5000mAh-10PCS","price":76.47,"currency_code":"USD","in_stock":true},{"title":"20PCS New Samsung INR21700-50S - 5000mAh  BATTERY","offer_id":46145662714019,"sku":"INR21700-50S-5000mAh-20PCS","price":135.18,"currency_code":"USD","in_stock":true},{"title":"50PCS New Samsung INR21700-50S - 5000mAh  BATTERY","offer_id":46145662746787,"sku":"INR21700-50S-5000mAh-50PCS","price":311.3,"currency_code":"USD","in_stock":true},{"title":"100PCS New Samsung INR21700-50S - 5000mAh  BATTERY","offer_id":46145662779555,"sku":"INR21700-50S-5000mAh-100PCS","price":604.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/1_ebd7247b-238f-407c-8b92-c41321fc1f9a.jpg?v=1790604201"},{"product_id":"new-samsung-inr18650-2500mah-3-7v-35a-high-power-high-rate-lithium-battery","title":"Samsung INR18650-35E 3500mAh 8A Li-ion Battery for Flashlights, E-Bikes \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Samsung INR18650-35E high-capacity lithium-ion cells for your custom electronics, e-bike, and portable power projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSamsung INR18650-35E 3500mAh 8A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e provides ultra-high energy density, long cycle longevity, and exceptional runtime for endurance applications. Engineered by Samsung SDI and supplied by DXF POWER with stringent quality grading, this 18650 flat-top cell delivers a true 3500mAh nominal capacity at a consistent 3.6V platform (4.20V max charge) with an 8A continuous discharge rating. It is the premier choice for custom high-capacity battery packs, electric bicycles (e-bikes), scooters, high-lumen flashlights, portable power banks, and IoT\/robotics electronics requiring maximum operational runtime.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Samsung SDI 35E Cell:\u003c\/strong\u003e Authentic Grade-A cylindrical lithium-ion cell recognized worldwide for class-leading 3500mAh energy density and stable discharge characteristics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3500mAh Ultra-High Capacity:\u003c\/strong\u003e Maximum runtime per cell, making it ideal for multi-cell pack designs where space and weight efficiency are essential\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e8A Continuous Discharge:\u003c\/strong\u003e Dependable 8A continuous output optimized for steady, long-duration power draw without thermal overheating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 18650 Flat-Top Design:\u003c\/strong\u003e Industry-standard dimensions (18.5 × 65.0mm) for spot-welding nickel strips, battery sleds, and custom modular enclosures\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Quantities:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece bundles to meet single-cell replacements or high-capacity pack manufacturing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Quality Grading:\u003c\/strong\u003e Pre-screened for matched cell voltage, internal resistance, and capacity uniformity across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Samsung SDI (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e INR18650-35E (35E)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Type:\u003c\/strong\u003e Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm Factor:\u003c\/strong\u003e 18650 Flat Top\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 3500mAh (0.2C discharge, 2.65V cut-off)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Capacity:\u003c\/strong\u003e 3350mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.6V – 3.7V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull Charge Voltage:\u003c\/strong\u003e 4.20V ± 0.05V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-Off Voltage:\u003c\/strong\u003e 2.65V (recommended 3.0V for extended cycle life)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Discharge Current:\u003c\/strong\u003e 8A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Charge Current:\u003c\/strong\u003e 1.7A (0.5C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Charge Current:\u003c\/strong\u003e 2.0A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approximately 18.55mm (Diameter) × 65.25mm (Length)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approximately 48.0g – 50.0g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Electric bicycles (e-bikes), electric scooters, high-lumen LED flashlights, portable power stations, DIY battery pack fabrication, power tools, and robotics\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSamsung INR18650-35E 3500mAh 8A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for testing, flashlight replacement, or individual device repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Compact Pack Builds:\u003c\/strong\u003e Perfect for small portable power banks, headlamps, and compact 3S\/4S hobby packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – Medium Pack Fabrication:\u003c\/strong\u003e Ideal for 36V or 48V auxiliary modules, robotics, and medium-scale DIY battery builds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – High-Capacity Energy Modules:\u003c\/strong\u003e Tailored for electric bike battery packs, e-scooters, and solar storage modules\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Best unit value for serious pack builders, workshops, and commercial battery fabrication\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eOrdering in bundles guarantees matched batch consistency for safe series and parallel cell configurations.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to answer questions regarding pack design, BMS integration, and safe battery handling.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging profile.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.20V per cell or discharge below 2.65V per cell.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if torn.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 18650 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water, and avoid temperatures exceeding 60°C (140°F).\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-charge, over-discharge, and balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Samsung SDI 35E cells with true 3500mAh capacity\u003c\/li\u003e\n\u003cli\u003eConsistent 8A continuous discharge performance optimized for high-endurance applications\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure shipping packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for pack assemblers, DIY hobbyists, e-bike\/e-scooter builders, and technicians who demand industry-leading 3500mAh capacity and reliable 8A continuous discharge for long-endurance portable energy projects.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Samsung 18650 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS New Samsung INR18650-35E 3500mAh; 3.7v 35A  BATTERY","offer_id":46145936621731,"sku":"INR18650-35E-3500mAh-1PCS","price":22.52,"currency_code":"USD","in_stock":true},{"title":"10PCS New Samsung INR18650-35E 3500mAh; 3.7v 35A  BATTERY","offer_id":46145936654499,"sku":"INR18650-35E-3500mAh-10PCS","price":65.37,"currency_code":"USD","in_stock":true},{"title":"20PCS New Samsung INR18650-35E 3500mAh; 3.7v 35A   BATTERY","offer_id":46145936687267,"sku":"INR18650-35E-3500mAh-20PCS","price":112.97,"currency_code":"USD","in_stock":true},{"title":"50PCS New Samsung INR18650-35E 3500mAh; 3.7v 35A   BATTERY","offer_id":46145936720035,"sku":"INR18650-35E-3500mAh-50PCS","price":255.79,"currency_code":"USD","in_stock":true},{"title":"100PCS New Samsung INR18650-35E 3500mAh; 3.7v 35A   BATTERY","offer_id":46145936752803,"sku":"INR18650-35E-3500mAh-100PCS","price":493.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/5_e55aebe8-b9e8-421e-b0d1-673bdee2ae41.jpg?v=1755596512"},{"product_id":"samsung-inr21700-58e-5500mah-11a-li-ion-battery-for-e-bikes-flashlights-diy-battery-packs-1-100-pcs","title":"Samsung INR21700-58E 5500mAh 11A Li-ion Battery for E-Bikes, Flashlights \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left: 3px solid #d9d9d9; padding: 14px 18px; margin-bottom: 22px;\"\u003e\n\u003cp style=\"margin: 0 0 12px; font-size: 18px; font-weight: bold; color: #1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" rel=\"noopener\" style=\"color: #d64224; text-decoration: underline;\" target=\"_blank\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Samsung INR21700-58E ultra-high capacity 5500mAh 3.64V lithium-ion cells for your electric mobility, high-lumen flashlights, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width: 100%; height: auto;\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eSamsung INR21700-58E 5500mAh 11A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e represents the cutting edge of energy density in the 21700 form factor. Manufactured by Samsung SDI and supplied by DXF POWER with strict quality grading, this flat-top unprotected cell delivers a massive 5500mAh typical capacity (5330mAh minimum) on a 3.64V nominal platform with a reliable 11A constant continuous discharge rating. Engineered for maximum runtime per charge, long cycle life, and excellent thermal stability, the 58E is the premier high-capacity power cell for electric bicycles (e-bikes), electric scooters, long-range LED torches, robotics, and custom DIY battery packs.\u003c\/p\u003e\n\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\n\u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Samsung SDI 58E Cell:\u003c\/strong\u003e Authentic Grade-A 21700 cylindrical cell engineered by Samsung SDI for class-leading energy density and endurance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e11A Constant Continuous Discharge:\u003c\/strong\u003e Delivers true 11A continuous current output for dependable energy delivery in electric mobility and power packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5500mAh Ultra-High Capacity:\u003c\/strong\u003e 5500mAh typical (5330mAh minimum) offers exceptional operating runtime for long-distance transport and lighting\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCC-CV Fast Charging Support:\u003c\/strong\u003e Charges to 4.20V with up to 5,500mA maximum charging constant current\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 21700 Bare Cell Format:\u003c\/strong\u003e Flat-top design (21.78 mm maximum diameter × 71.0 mm maximum height) optimized for spot-welded custom battery packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for single cell replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e Samsung SDI (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e INR21700-58E (58E)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Type:\u003c\/strong\u003e 21700 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e None (Unprotected industrial bare cell; requires compatible device-level or pack-level protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Capacity:\u003c\/strong\u003e 5500mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Capacity:\u003c\/strong\u003e 5330mAh (at 0.2C discharge to 2.5V after standard charge)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e ≤ 3.636V (3.64V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Method:\u003c\/strong\u003e CC-CV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Voltage:\u003c\/strong\u003e 4.20V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charging Constant Current:\u003c\/strong\u003e 5,500mA (5.5A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-off Voltage:\u003c\/strong\u003e 2.50V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Maximum Discharge Current:\u003c\/strong\u003e 11A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e 1 year: -20°C to 23°C; 3 months: -20°C to 45°C; 1 month: -20°C to 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Dimensions:\u003c\/strong\u003e Diameter: 21.78 mm (max) × Length: 71.0 mm (max)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight (Max.):\u003c\/strong\u003e 74 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Electric bicycles (e-bikes), electric scooters, high-lumen flashlights, robotics, portable energy storage, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Includes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSamsung INR21700-58E 5500mAh 11A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, tool testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Small Pack Rebuilds:\u003c\/strong\u003e Perfect for rebuilding portable power banks and handheld devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – Auxiliary \u0026amp; Mobility Modules:\u003c\/strong\u003e Ideal for 24V\/36V auxiliary modules, robotics, and compact DIY power packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – E-Bike \u0026amp; Scooter Battery Packs:\u003c\/strong\u003e Tailored for ultra-high capacity 36V\/48V electric bike packs, e-scooters, and portable energy stations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Volume Pack Assembly:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\n\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\n\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode up to 4.20V.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.20V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eNever exceed the maximum continuous discharge current of 11A.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 21700 batteries in pockets, bags, or purses with metal objects like keys or coins; special insulated battery cases are recommended.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Samsung SDI 58E cells with authentic 5500mAh capacity and 11A continuous output\u003c\/li\u003e\n\u003cli\u003eTested continuous discharge performance and high energy density\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePerfect For\u003c\/h2\u003e\n\u003cp\u003eEngineered for e-mobility builders, DIY pack fabricators, contractors, and flashlight enthusiasts demanding maximum 5500mAh capacity, reliable 11A continuous output, and long cycle durability for electric bikes, e-scooters, robotics, and custom energy storage modules.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Samsung 21700 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" rel=\"noopener\" target=\"_blank\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS New Samsung    Samsung INR21700-58E 5500mAh   BATTERY","offer_id":46147615326371,"sku":"INR21700-58E-5500mAh -1PCS","price":23.91,"currency_code":"USD","in_stock":true},{"title":"10PCS New Samsung    Samsung INR21700-58E 5500mAh   BATTERY","offer_id":46147615359139,"sku":"INR21700-58E-5500mAh -10PCS","price":79.21,"currency_code":"USD","in_stock":true},{"title":"20PCS New Samsung    Samsung INR21700-58E 5500mAh   BATTERY","offer_id":46147615391907,"sku":"INR21700-58E-5500mAh -20PCS","price":140.66,"currency_code":"USD","in_stock":true},{"title":"50PCS New Samsung    Samsung INR21700-58E 5500mAh   BATTERY","offer_id":46147615424675,"sku":"INR21700-58E-5500mAh -50PCS","price":324.99,"currency_code":"USD","in_stock":true},{"title":"100PCS New Samsung    Samsung INR21700-58E 5500mAh   BATTERY","offer_id":46147615457443,"sku":"INR21700-58E-5500mAh -100PCS","price":632.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/3_6a3b469c-148e-4486-9846-b0e390bbdbba.png?v=1790646119"},{"product_id":"samsung-inr21700-40t-4000mah-35a-li-ion-battery-for-power-tools-e-bikes-diy-battery-packs-1-100-pcs","title":"Samsung INR21700-40T 4000mAh 35A Li-ion Battery for Power Tools, E-Bikes \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Samsung INR21700-40T ultra-high drain lithium-ion cells for your power tools, electric mobility, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSamsung INR21700-40T 4000mAh 35A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e (40T \/ 40T5) is an elite high-drain 21700 cylindrical power cell engineered for demanding high-current applications. Manufactured by Samsung SDI and supplied by DXF POWER with strict quality grading, this flat-top unprotected cell delivers a minimum 4000mAh standard capacity at 3.6V nominal platform (4.20V max charge) with an impressive 35A continuous discharge rating without temperature cut (up to 45A with an 80°C thermal cut-off). It is the premier choice for high-draw cordless power tools, electric skateboards, e-bikes, scooters, high-lumen flashlights, and custom multi-cell DIY battery packs requiring massive current delivery and robust cycle life.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Samsung SDI 40T Cell:\u003c\/strong\u003e Authentic Grade-A 21700 cylindrical cell (40T \/ 40T5) renowned for low internal resistance and massive continuous power delivery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35A Continuous Discharge Rating:\u003c\/strong\u003e Delivers true 35A continuous discharge without temperature cutoff (and up to 45A with 80°C surface thermal control)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4000mAh High Capacity:\u003c\/strong\u003e Minimum 4000mAh standard discharge capacity (at 0.2C \/ 800mA) and minimum 3900mAh rated capacity at 10A discharge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Rated Charging:\u003c\/strong\u003e Supports 2A standard charge (approx. 180 mins) and rapid 6A rated charging (approx. 70 mins to full charge)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Cycle Life \u0026amp; Storage Recovery:\u003c\/strong\u003e Retains ≥2400mAh after 250 harsh cycles (6A charge \/ 35A discharge at 25°C), and ≥3510mAh recovery after 30 days storage at 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 21700 Flat-Top Design:\u003c\/strong\u003e Dimensions (21.22mm max diameter × 70.30mm max height) with flat top terminal, ideal for spot-welded packs and modular battery sleds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages to suit single replacements or bulk pack fabrication\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e Samsung SDI (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Variant:\u003c\/strong\u003e INR21700-40T (40T \/ 40T5)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Type:\u003c\/strong\u003e 21700 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Terminal \/ Form Factor:\u003c\/strong\u003e Flat Top (Unprotected industrial cell)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Discharge Capacity:\u003c\/strong\u003e Minimum 4000mAh (at 0.2C \/ 800mA discharge to 2.5V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Discharge Capacity:\u003c\/strong\u003e Minimum 3900mAh (at 10A discharge to 2.5V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.6V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge Cut-Off Voltage:\u003c\/strong\u003e 4.20V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-Off Voltage:\u003c\/strong\u003e 2.50V (end-of-discharge)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Discharge Current:\u003c\/strong\u003e 35A (without temperature cut, recommended headline rating); 45A with 80°C surface thermal control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Charge:\u003c\/strong\u003e CC-CV, 2A, 4.20V, 200mA cut-off (approx. 180 minutes)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Fast Charge:\u003c\/strong\u003e CC-CV, 6A, 4.20V, 100mA cut-off (approx. 70 minutes)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCycle-Life Criterion:\u003c\/strong\u003e ≥2400mAh after 250 cycles (6A charge, 35A discharge to 2.5V at 25°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Recovery:\u003c\/strong\u003e ≥3510mAh after 30 days at 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAmbient Operating Temperature:\u003c\/strong\u003e Charge: 0°C to 45°C \/ Discharge: -20°C to 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface Temperature Limits:\u003c\/strong\u003e Charge: 0°C to 50°C \/ Discharge: -20°C to 80°C (recommended re-discharge release \u0026lt;60°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 21.22mm max diameter × 70.30mm max height (with tube)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 70.0g max (approx. 67g nominal)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection:\u003c\/strong\u003e No integrated protection circuit (requires device-level or pack BMS protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Cordless power tools, electric bicycles, e-scooters, electric skateboards, high-output flashlights, robotics, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSamsung INR21700-40T 4000mAh 35A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, tool testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Tool Pack Rebuilds:\u003c\/strong\u003e Perfect for rebuilding heavy-duty cordless power tool battery packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – High-Output Modules:\u003c\/strong\u003e Ideal for 36V or 48V auxiliary modules, robotics, and DIY power packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – Mobility \u0026amp; Energy Modules:\u003c\/strong\u003e Tailored for high-performance electric bike packs, e-scooters, and portable power stations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.20V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eDo not exceed cell surface temperature of 50°C during charging and 80°C during discharge; allow cell to cool below 60°C before recharging.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 21700 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Samsung SDI 40T cells with true 4000mAh capacity and tested 35A high-drain output\u003c\/li\u003e\n\u003cli\u003eReliable 35A continuous discharge rating under demanding industrial operational loads\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for contractors, e-mobility builders, DIY pack fabricators, and enthusiasts demanding class-leading 35A continuous output and 4000mAh capacity for high-drain cordless tools, electric transport, robotics, and custom energy modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Samsung 21700 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS New Samsung  INR2170040T 21700 3.6V 4000mAh BATTERY","offer_id":46147624665251,"sku":"INR21700-40T-4000mAh-1PCS","price":22.42,"currency_code":"USD","in_stock":true},{"title":"10PCS New Samsung  INR2170040T 21700 3.6V 4000mAh BATTERY","offer_id":46147624698019,"sku":"INR21700-40T-4000mAh-10PCS","price":58.22,"currency_code":"USD","in_stock":true},{"title":"20PCS New Samsung  INR2170040T 21700 3.6V 4000mAh BATTERY","offer_id":46147624730787,"sku":"INR21700-40T-4000mAh-20PCS","price":104.76,"currency_code":"USD","in_stock":true},{"title":"50PCS New Samsung  INR2170040T 21700 3.6V 4000mAh BATTERY","offer_id":46147624763555,"sku":"INR21700-40T-4000mAh-50PCS","price":244.38,"currency_code":"USD","in_stock":true},{"title":"100PCS New Samsung  INR2170040T 21700 3.6V 4000mAh BATTERY","offer_id":46147624796323,"sku":"INR21700-40T-4000mAh-100PCS","price":477.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/5_5b43a872-fe3d-44b9-bcbc-c078f4a2e5d6.png?v=1790599159"},{"product_id":"samsung-inr21700-50e-5000mah-9-8a-li-ion-battery-for-e-bikes-flashlights-diy-battery-packs-1-100-pcs","title":"Samsung INR21700-50E 5000mAh 9.8A Li-ion Battery for E-Bikes, Flashlights \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Samsung INR21700-50E high-capacity 5000mAh lithium-ion cells for your electric mobility, high-lumen flashlights, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSamsung INR21700-50E 5000mAh 9.8A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is an industry-benchmark high-capacity 21700 cylindrical power cell. Manufactured by Samsung SDI and supplied by DXF POWER with strict quality grading, this flat-top unprotected cell delivers a massive 5000mAh typical capacity (4753mAh minimum) on a 3.6V–3.7V nominal platform with a dependable 9.8A constant continuous discharge rating. As 21700 format batteries rapidly replace older 18650 cells across modern applications, the 50E provides maximum energy density and runtime for electric bicycles, e-scooters, long-range LED torches, robotics, and custom DIY battery packs.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Samsung SDI 50E Cell:\u003c\/strong\u003e Authentic Grade-A 21700 cylindrical cell renowned worldwide for outstanding 5000mAh energy density and reliable cycle life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e9.8A Constant Continuous Discharge:\u003c\/strong\u003e Engineered to sustain a reliable 9.8A continuous current output for energy-focused electronics and multi-cell battery packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5000mAh Ultra-High Capacity:\u003c\/strong\u003e 5000mAh typical (4753mAh minimum) offers exceptional operating runtime per charge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCC-CV Charging Support:\u003c\/strong\u003e Supports 2.45A standard charging current with up to 4.9A maximum charging current\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 21700 Flat-Top Design:\u003c\/strong\u003e Dimensions of 21.25 ± 0.1 mm diameter × 70.8 ± 0.15 mm height with flat terminals, ideal for spot-welded custom packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for single cell replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e Samsung SDI (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e INR21700-50E (50E)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Type:\u003c\/strong\u003e 21700 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e No (Unprotected industrial bare cell)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType Capacity:\u003c\/strong\u003e 5000mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Capacity:\u003c\/strong\u003e 4753mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.6V – 3.7V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging End Voltage:\u003c\/strong\u003e 4.2V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-off Voltage:\u003c\/strong\u003e 2.5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Constant Current Output:\u003c\/strong\u003e 9.8A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Method:\u003c\/strong\u003e CC-CV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Current:\u003c\/strong\u003e 2.45A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charging Current:\u003c\/strong\u003e 4.9A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter:\u003c\/strong\u003e 21.25 mm ± 0.1 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 70.8 mm ± 0.15 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 69 g ± 1 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Electric bicycles (e-bikes), electric scooters, high-lumen flashlights, robotics, portable energy storage, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSamsung INR21700-50E 5000mAh 9.8A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, tool testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Small Pack Rebuilds:\u003c\/strong\u003e Perfect for rebuilding portable power banks and handheld devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – Auxiliary \u0026amp; Mobility Modules:\u003c\/strong\u003e Ideal for 24V\/36V auxiliary modules, robotics, and compact DIY power packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – E-Bike \u0026amp; Scooter Battery Packs:\u003c\/strong\u003e Tailored for high-capacity 36V\/48V electric bike packs, e-scooters, and portable energy stations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Volume Pack Assembly:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.2V per cell or discharge below 2.5V per cell.\u003c\/li\u003e\n\u003cli\u003eNever exceed the maximum continuous discharge current of 9.8A.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 21700 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Samsung SDI 50E cells with authentic 5000mAh capacity and 9.8A continuous output\u003c\/li\u003e\n\u003cli\u003eTested continuous discharge performance and high energy density\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for e-mobility builders, DIY pack fabricators, contractors, and flashlight enthusiasts demanding maximum 5000mAh capacity and reliable 9.8A continuous output for electric bikes, e-scooters, robotics, and custom energy storage modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Samsung 21700 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS New Samsung INR21700-50E  5000mAh BATTERY","offer_id":46147679846563,"sku":"INR21700-50E-5000mAh-1PCS","price":24.61,"currency_code":"USD","in_stock":true},{"title":"10PCS New Samsung INR21700-50E  5000mAh BATTERY","offer_id":46147679879331,"sku":"INR21700-50E-5000mAh-10PCS","price":86.21,"currency_code":"USD","in_stock":true},{"title":"20PCS New Samsung INR21700-50E  5000mAh BATTERY","offer_id":46147679912099,"sku":"INR21700-50E-5000mAh-20PCS","price":154.65,"currency_code":"USD","in_stock":true},{"title":"50PCS New Samsung INR21700-50E  5000mAh BATTERY","offer_id":46147679944867,"sku":"INR21700-50E-5000mAh-50PCS","price":359.97,"currency_code":"USD","in_stock":true},{"title":"100PCS New Samsung INR21700-50E  5000mAh BATTERY","offer_id":46147679977635,"sku":"INR21700-50E-5000mAh-100PCS","price":702.18,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/1_53b99401-1faf-483d-8297-aadc9e9b3742.jpg?v=1790606103"},{"product_id":"samsung-inr21700-45t-4500mah-35a-li-ion-battery-for-power-tools-rc-diy-battery-packs-1-100-pcs","title":"Samsung INR21700-45T 4500mAh 35A Li-ion Battery for Power Tools, RC \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Samsung INR21700-45T high-capacity 4500mAh, ultra-high drain lithium-ion cells for your high-power cordless tools, RC models, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSamsung INR21700-45T 4500mAh 35A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is an ultra-high performance 21700 cylindrical power cell manufactured by Samsung SDI and supplied by DXF POWER with strict quality grading. Designed for extreme current applications, this flat-top bare cell delivers a generous 4500mAh typical capacity (4400mAh minimum) on a 3.6V nominal platform with a massive 35A continuous discharge capability without thermal cut-off (and up to 50A continuous when monitored with an 80°C temperature cut). Combining sustained high-power output, rapid charging capability (up to 6A continuous \/ 9A step charge), and exceptional voltage retention under heavy loads, it is the premier choice for high-draw cordless power tools, RC models, electric skateboards, e-bikes, and custom DIY battery packs.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Samsung SDI 45T Cell:\u003c\/strong\u003e Authentic Grade-A 21700 cylindrical power cell engineered for demanding high-drain industrial and hobby applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e35A Constant Continuous Discharge:\u003c\/strong\u003e Delivers true 35A constant current without temperature cut-off (and up to 50A continuous with 80°C thermal monitoring)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4500mAh High Capacity:\u003c\/strong\u003e Typical 4500mAh (4400mAh minimum) capacity balances extreme discharge power with long runtime\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed Charging Capability:\u003c\/strong\u003e Supports up to 6A continuous rated charge (full charge in approx. 75 minutes) and 9A step charging\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Thermal \u0026amp; Cycle Stability:\u003c\/strong\u003e Operates across a wide temperature range (-20°C to 60°C discharge) with proven cycle retention under high-amp discharge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 21700 Bare Cell:\u003c\/strong\u003e Flat-top form factor (Max 21.35mm diameter × 70.62mm height) optimized for spot-welded custom battery packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages to suit single cell replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, low internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e Samsung SDI (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e INR21700-45T (45T)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Type:\u003c\/strong\u003e 21700 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e No (Unprotected industrial bare cell)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Discharge Capacity:\u003c\/strong\u003e 4500mAh (0.2C \/ 0.9A discharge to 2.5V @ RT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Discharge Capacity:\u003c\/strong\u003e 4400mAh (Rated min. 4300mAh at 10A discharge)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.6V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Charge:\u003c\/strong\u003e CCCV, 2.25A (0.5C), 4.20V, 225mA cut-off (approx. 150 min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Fast Charge:\u003c\/strong\u003e CCCV, 6A, 4.20V, 100mA cut-off (approx. 75 min)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charge Current:\u003c\/strong\u003e 6A (continuous charge) \/ 9A (for step charge)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-off Voltage:\u003c\/strong\u003e 2.5V (End of discharge)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Continuous Discharge:\u003c\/strong\u003e 35A (without temperature cut) \/ 50A (with 80°C temperature cut)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCycle Life:\u003c\/strong\u003e ≥ 2700mAh after 250 cycles at 35A discharge (or after 100 cycles at 50A discharge with 80°C cut-off)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e Charge: -10°C to 60°C; Discharge: -20°C to 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e 1 year: -20°C to 23°C; 3 months: -20°C to 45°C; 1 month: -20°C to 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Cell Dimensions:\u003c\/strong\u003e Diameter: Max. 21.35 mm × Height: Max. 70.62 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e Max. 72.0 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Cordless power tools, RC models, high-drain electric skateboards, e-bikes, robotics, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSamsung INR21700-45T 4500mAh 35A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for tool testing, flashlight upgrade, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Cordless Tool Pack Rebuilds:\u003c\/strong\u003e Perfect for rebuilding heavy-duty power tool battery packs (drills, grinders, saws)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – High-Output Modules:\u003c\/strong\u003e Ideal for RC models, robotics, and compact high-drain DIY power packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – Mobility \u0026amp; Energy Modules:\u003c\/strong\u003e Tailored for high-performance electric skateboards, e-bikes, and portable power stations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.20V per cell or discharge below 2.5V per cell.\u003c\/li\u003e\n\u003cli\u003eDo not exceed cell surface temperature of 80°C during heavy continuous discharge.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 21700 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Samsung SDI 45T cells with true 4500mAh capacity and 35A\/50A high-drain output\u003c\/li\u003e\n\u003cli\u003eTested continuous discharge performance under demanding operational loads\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for contractors, RC hobbyists, e-mobility builders, and DIY pack fabricators demanding high 4500mAh capacity and extreme 35A\/50A continuous discharge for high-power cordless tools, electric skateboards, robotics, and custom energy modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Samsung 21700 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS New Samsung INR21700-45T  4500mAh  50A BATTERY","offer_id":46147748626595,"sku":"INR21700-45T-4500mAh-1PCS","price":23.97,"currency_code":"USD","in_stock":true},{"title":"10PCS New Samsung INR21700-45T  4500mAh  50A BATTERY","offer_id":46147748659363,"sku":"INR21700-45T-4500mAh-10PCS","price":79.82,"currency_code":"USD","in_stock":true},{"title":"20PCS New Samsung INR21700-45T  4500mAh  50A BATTERY","offer_id":46147748692131,"sku":"INR21700-45T-4500mAh-20PCS","price":141.87,"currency_code":"USD","in_stock":true},{"title":"50PCS New Samsung INR21700-45T  4500mAh  50A BATTERY","offer_id":46147748724899,"sku":"INR21700-45T-4500mAh-50PCS","price":328.03,"currency_code":"USD","in_stock":true},{"title":"100PCS New Samsung INR21700-45T  4500mAh  50A BATTERY","offer_id":46147748757667,"sku":"INR21700-45T-4500mAh-100PCS","price":638.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/1_65e8c949-5de9-47d2-b0c5-eaaf032272ec.png?v=1790643204"},{"product_id":"samsung-icr18650-30b-3000mah-6a-li-ion-battery-for-flashlights-power-banks-diy-battery-packs-1-100-pcs","title":"Samsung ICR18650-30B 3000mAh 6A Li-ion Battery for Flashlights, Power Banks \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Samsung ICR18650-30B lithium-ion cells for your portable electronics, backup power, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSamsung ICR18650-30B 3000mAh 6A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e delivers high capacity, stable voltage output, and dependable cycle longevity for everyday electronic devices. Manufactured by Samsung SDI and supplied by DXF POWER with strict quality grading, this 18650 flat-top cell provides a true 3000mAh nominal capacity (at 1C discharge) on a stable 3.7V platform with a 2C (6A) continuous discharge rating. It is an excellent power choice for LED flashlights, power banks, emergency illumination, portable audio gear, and custom multi-cell DIY battery builds.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Samsung SDI 30B Cell:\u003c\/strong\u003e Authentic Grade-A cylindrical lithium-ion cell manufactured by Samsung SDI, offering consistent performance and long service life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3000mAh High Capacity:\u003c\/strong\u003e Delivers extended runtimes at 1C discharge, ideal for high-endurance lighting and portable energy devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6A (2C) Continuous Discharge:\u003c\/strong\u003e Safe, steady continuous power output engineered for low-to-medium drain electronics without thermal overheating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Charge Capability:\u003c\/strong\u003e Supports up to 5C maximum charging current with a standard 1C charge profile\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 18650 Flat-Top Design:\u003c\/strong\u003e Standard 18mm × 65mm form factor with flat top positive terminal, ideal for battery holders, spot welding, and modular battery sleds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages to suit single replacements or bulk pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Quality Grading:\u003c\/strong\u003e Pre-screened for matched internal resistance, voltage balance, and uniform capacity across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e Samsung SDI (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Model:\u003c\/strong\u003e ICR18650-30B (30B)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Type:\u003c\/strong\u003e Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize \/ Form Factor:\u003c\/strong\u003e 18650 Flat Top\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 3000mAh @ 1C Discharge\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.7V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge Cut-Off Voltage:\u003c\/strong\u003e 4.2V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-Off Voltage:\u003c\/strong\u003e 2.7V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Charge Current:\u003c\/strong\u003e 1C (approx. 3.0 hours standard charge)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Charge Current:\u003c\/strong\u003e 5C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Continuous Discharge Current:\u003c\/strong\u003e 2C (6A) (Cell skin temperature cannot exceed 85°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature (Charging):\u003c\/strong\u003e 0°C ~ 45°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature (Discharging):\u003c\/strong\u003e -20°C ~ 60°C (Cell skin temperature cannot exceed 70°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e -10°C ~ +35°C (Humidity 65% ± 20% RH, recommended 23 ± 5°C for long-term storage)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Approximately 18mm (Diameter) × 65mm (Length)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e Approximately 50g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e High-output LED flashlights, power banks, emergency lighting, portable consumer electronics, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSamsung ICR18650-30B 3000mAh 6A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight repair, device testing, or single-cell replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Small Rebuilds \u0026amp; Power Banks:\u003c\/strong\u003e Ideal for compact power bank rebuilds, multi-cell torches, and hobby electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – Medium Pack Builds:\u003c\/strong\u003e Suitable for small solar storage banks, portable lighting arrays, and DIY equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – High-Capacity Modular Packs:\u003c\/strong\u003e Great for larger energy storage modules and commercial maintenance spares\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume electronics builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.2V per cell or discharge below 2.7V per cell.\u003c\/li\u003e\n\u003cli\u003eEnsure cell skin temperature does not exceed 70°C during discharge (absolute max 85°C).\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 18650 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water, and avoid temperatures exceeding 60°C.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-charge, over-discharge, and balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Samsung SDI 30B cells with consistent internal resistance and true 3000mAh capacity\u003c\/li\u003e\n\u003cli\u003eSafe and stable 6A (2C) continuous discharge rating optimized for long lifespan and steady power\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict pre-shipment quality inspection and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and responsive technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for DIY builders, technicians, and electronics enthusiasts looking for high-capacity 3000mAh 18650 power with dependable 6A continuous output for lighting, backup power, portable electronics, and modular pack projects.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Samsung 18650 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS Samsung ICR18650-30B 3000mAh 6A 3.7V  BATTERY","offer_id":46147926950051,"sku":"ICR18650-30B-3000mAh-1PCS","price":23.36,"currency_code":"USD","in_stock":true},{"title":"10PCS Samsung ICR18650-30B 3000mAh 6A 3.7V  BATTERY","offer_id":46147926982819,"sku":"ICR18650-30B-3000mAh-10PCS","price":67.65,"currency_code":"USD","in_stock":true},{"title":"20PCS Samsung ICR18650-30B 3000mAh 6A 3.7V  BATTERY","offer_id":46147927015587,"sku":"ICR18650-30B-3000mAh-20PCS","price":123.62,"currency_code":"USD","in_stock":true},{"title":"50PCS Samsung ICR18650-30B 3000mAh 6A 3.7V  BATTERY","offer_id":46147927048355,"sku":"ICR18650-30B-3000mAh-50PCS","price":291.53,"currency_code":"USD","in_stock":true},{"title":"100PCS Samsung ICR18650-30B 3000mAh 6A 3.7V  BATTERY","offer_id":46147927081123,"sku":"ICR18650-30B-3000mAh-100PCS","price":571.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/1_14dd2afa-9190-49aa-80b2-ab7e1b1e4591.jpg?v=1790590335"},{"product_id":"samsung-inr21700-53g-5300mah-15-9a-li-ion-battery-for-e-bikes-flashlights-diy-battery-packs-1-100-pcs","title":"Samsung INR21700-53G 5300mAh 15.9A Li-ion Battery for E-Bikes, Flashlights \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Samsung INR21700-53G ultra-high capacity 5300mAh 3.63V lithium-ion cells for your electric mobility, high-lumen flashlights, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSamsung INR21700-53G 5300mAh 15.9A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e (the enhanced next-generation successor to the popular 50G cell) represents the pinnacle of energy density in the 21700 form factor. Manufactured by Samsung SDI and supplied by DXF POWER with strict quality grading, this flat-top unprotected cell delivers an industry-leading 5300mAh typical capacity (5140mAh minimum) on a 3.63V nominal platform with a robust 3C (15.9A \/ 15,900mA) maximum continuous discharge rating. Engineered for sustained runtime, exceptional 1,000-cycle life longevity, and reliable thermal stability, the 53G is the ultimate choice for electric bicycles (e-bikes), electric scooters, high-performance LED torches, robotics, solar storage, and custom DIY battery packs.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Samsung SDI 53G Cell:\u003c\/strong\u003e Authentic Grade-A 21700 cylindrical cell engineered in Korea\/Malaysia, offering state-of-the-art 5300mAh energy density\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15.9A (3C) Continuous Discharge:\u003c\/strong\u003e Robust 15,900mA maximum continuous current capability powers demanding electric mobility and portable devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustry-Leading 5300mAh Capacity:\u003c\/strong\u003e 5300mAh typical (5140mAh minimum) delivers class-leading runtime for long-distance rides and extended illumination\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutstanding 1,000+ Cycle Durability:\u003c\/strong\u003e Maintains ≥80% of initial capacity even after 1,000 charge\/discharge cycles under recommended cycling conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast CC-CV Charging Support:\u003c\/strong\u003e Supports 0.33C (1,749mA) standard charging with up to 5,300mA maximum charging current\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 21700 Flat-Top Design:\u003c\/strong\u003e Dimensions of Φ Max 21.30 mm diameter × Max 70.70 mm height with flat top terminal, optimized for spot welding and custom pack builds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages to suit single replacements or bulk battery pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e Samsung SDI (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e INR21700-53G (53G, Ver. 2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Type:\u003c\/strong\u003e 21700 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e No (Unprotected industrial bare cell)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Discharge Capacity:\u003c\/strong\u003e 5300mAh (1C = 5,300mA rating)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Discharge Capacity:\u003c\/strong\u003e 5140mAh (0.2C \/ 1060mA discharge to 2.5V @ RT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.63V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Method:\u003c\/strong\u003e CC-CV (constant voltage with limited current)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Charging Current:\u003c\/strong\u003e 0.33C (1,749mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charging Voltage:\u003c\/strong\u003e 4.2V (4.15V recommended for extended cycle life)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charging Current:\u003c\/strong\u003e 5,300mA (5.3A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-off Voltage:\u003c\/strong\u003e 2.5V (3.0V recommended for extended cycle life)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Continuous Discharge Current:\u003c\/strong\u003e 3C (15,900mA \/ 15.9A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCycle Life:\u003c\/strong\u003e Capacity ≥ 80% after 1,000 cycles (80% of initial capacity @ RT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e Charge: 0°C to 45°C; Discharge: -20°C to 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e 1 year: -20°C to 23°C; 3 months: -20°C to 45°C; 1 month: -20°C to 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Cell Dimensions:\u003c\/strong\u003e Diameter: Φ Max. 21.30 mm × Height: Max. 70.70 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e Max. 71.5 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturing Sites:\u003c\/strong\u003e Korea \u0026amp; Malaysia\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Electric bicycles (e-bikes), electric scooters, high-lumen flashlights, robotics, portable energy storage, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSamsung INR21700-53G 5300mAh 15.9A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, tool testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Small Pack Rebuilds:\u003c\/strong\u003e Perfect for rebuilding portable power banks and handheld devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – Auxiliary \u0026amp; Mobility Modules:\u003c\/strong\u003e Ideal for 24V\/36V auxiliary modules, robotics, and compact DIY power packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – E-Bike \u0026amp; Scooter Battery Packs:\u003c\/strong\u003e Tailored for ultra-high capacity 36V\/48V electric bike packs, e-scooters, and portable energy stations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Volume Pack Assembly:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode.\u003c\/li\u003e\n\u003cli\u003eStandard charging voltage is 4.20V (charge to 4.15V to maximize cycle life).\u003c\/li\u003e\n\u003cli\u003eDischarge cut-off voltage is 2.5V (3.0V recommended for prolonged cycle life).\u003c\/li\u003e\n\u003cli\u003eCharge within 0°C to 45°C; discharge within -20°C to 60°C.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 21700 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Samsung SDI 53G cells with industry-leading 5300mAh capacity and 15.9A continuous output\u003c\/li\u003e\n\u003cli\u003eTested continuous discharge performance and outstanding 1,000+ cycle durability\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for e-mobility builders, DIY pack fabricators, contractors, and flashlight enthusiasts demanding maximum 5300mAh capacity, reliable 15.9A continuous output, and long 1,000-cycle durability for electric bikes, e-scooters, robotics, and custom energy storage modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Samsung 21700 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS NewSamsung INR21700-53G 5300mAh   BATTERY","offer_id":46148411228323,"sku":"INR21700-53G-5000mAh-1PCS","price":23.36,"currency_code":"USD","in_stock":true},{"title":"10PCS  NewSamsung INR21700-53G 5300mAh   BATTERY","offer_id":46148411261091,"sku":"INR21700-53G-5000mAh-10PCS","price":73.73,"currency_code":"USD","in_stock":true},{"title":"20PCS  NewSamsung INR21700-53G 5300mAh   BATTERY","offer_id":46148411293859,"sku":"INR21700-53G-5000mAh-20PCS","price":129.7,"currency_code":"USD","in_stock":true},{"title":"50PCS NewSamsung INR21700-53G 5300mAh   BATTERY","offer_id":46148411326627,"sku":"INR21700-53G-5000mAh-50PCS","price":297.62,"currency_code":"USD","in_stock":true},{"title":"100PCS  NewSamsung INR21700-53G 5300mAh   BATTERY","offer_id":46148411359395,"sku":"INR21700-53G-5000mAh-100PCS","price":577.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/1_65c749c8-7203-45d7-b092-29ae0a0f7d19.jpg?v=1790644790"},{"product_id":"samsung-inr21700-50gb-5000mah-15a-li-ion-battery-for-e-bikes-flashlights-diy-battery-packs-1-100-pcs","title":"Samsung INR21700-50GB 5000mAh 15A Li-ion Battery for E-Bikes, Flashlights \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Samsung INR21700-50GB high-capacity 3.66V lithium-ion cells for your electric mobility, high-lumen flashlights, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSamsung INR21700-50GB 5000mAh 15A Li-ion Rechargeable Battery\u003c\/strong\u003e is an ultra-high energy density 21700 cylindrical power cell manufactured by Samsung SDI (Korea) and supplied by DXF POWER with strict quality grading. Featuring an impressive 5000mAh typical capacity (4900mAh minimum) on a 3.66V nominal platform, this unprotected flat-top cell provides up to 15A continuous discharge, outstanding cycle stability (maintaining ≥80% capacity after 1,000 cycles), and broad operating temperatures (-30°C to 60°C discharge). It is the ideal high-capacity power solution for electric bicycles (e-bikes), electric scooters, long-runtime LED torches, robotics, solar energy storage, and custom DIY battery packs.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Samsung SDI 50GB Cell:\u003c\/strong\u003e Premium Grade-A 21700 cell engineered in Korea for maximum energy density and exceptional cycle life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5000mAh Ultra-High Capacity:\u003c\/strong\u003e 5000mAh typical (4900mAh minimum) ensures extended runtime in portable electric vehicles and high-drain electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15A Continuous Discharge:\u003c\/strong\u003e Reliable current delivery capable of supporting continuous draw up to 15A without compromising cell longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExceptional 1,000+ Cycle Life:\u003c\/strong\u003e Retains ≥80% of initial capacity even after 1,000 charge\/discharge cycles under recommended cycling conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Temperature Operating Range:\u003c\/strong\u003e Discharges reliably from -30°C to 60°C and charges from 0°C to 50°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 21700 Form Factor:\u003c\/strong\u003e Max dimensions (D) 21.3 × (L) 70.65 mm (±0.15 mm), flat top bare cell design ideal for spot welding and pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages to suit single replacements or volume pack assembly\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e Samsung SDI (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart No. \/ Model:\u003c\/strong\u003e Samsung INR21700-50GB (50GB Bare Cell)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Origin:\u003c\/strong\u003e Made in Korea\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Type:\u003c\/strong\u003e 21700 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e No (Unprotected industrial bare cell)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Capacity:\u003c\/strong\u003e 5000mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Capacity:\u003c\/strong\u003e 4900mAh (1C = 4900mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.66V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Voltage:\u003c\/strong\u003e 4.20 ± 0.03V (4.125V for cycle life)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Method:\u003c\/strong\u003e CC-CV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Current Rate:\u003c\/strong\u003e 0.33C (1617mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Charge Time:\u003c\/strong\u003e 240 minutes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCut-off Voltage:\u003c\/strong\u003e 4.2V (4.125V for cycle life) max charge voltage; 2.5V (3.0V for cycle life) discharge cut-off voltage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Continuous Discharge Current:\u003c\/strong\u003e 15A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCycle Life:\u003c\/strong\u003e Capacity ≥ 80% after 1,000 cycles (80% of initial capacity @ RT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e Charge: 0°C to 50°C; Discharge: -30°C to 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Dimensions:\u003c\/strong\u003e Diameter: 21.3 mm × Length: 70.65 mm (±0.15 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight (Max.):\u003c\/strong\u003e 72.0 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Electric bicycles (e-bikes), e-scooters, electric mobility, high-output flashlights, power tools, robotics, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSamsung INR21700-50GB 5000mAh 15A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, tool testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Small Pack Rebuilds:\u003c\/strong\u003e Perfect for rebuilding portable power banks and handheld devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – Auxiliary \u0026amp; Mobility Modules:\u003c\/strong\u003e Ideal for 24V\/36V auxiliary modules, robotics, and compact DIY power packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – E-Bike \u0026amp; Scooter Battery Packs:\u003c\/strong\u003e Tailored for high-capacity 36V\/48V electric bike packs, e-scooters, and portable energy stations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Volume Pack Assembly:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode.\u003c\/li\u003e\n\u003cli\u003eStandard charging voltage is 4.20V ± 0.03V (charge to 4.125V to maximize cycle life).\u003c\/li\u003e\n\u003cli\u003eDischarge cut-off voltage is 2.5V (3.0V recommended for prolonged cycle life).\u003c\/li\u003e\n\u003cli\u003eCharge within 0°C to 50°C; discharge within -30°C to 60°C.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 21700 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Samsung SDI 50GB cells with true 5000mAh high capacity and 15A continuous output\u003c\/li\u003e\n\u003cli\u003eTested continuous discharge performance and outstanding 1,000+ cycle life\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for e-mobility builders, DIY pack fabricators, contractors, and flashlight enthusiasts demanding high 5000mAh capacity, reliable 15A continuous output, and long 1,000-cycle durability for electric bikes, e-scooters, robotics, and custom energy storage modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Samsung 21700 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS New Samsung INR21700-50GB 5000mAh  BATTERY","offer_id":46148537352355,"sku":"INR21700-50GB-5000mAh-1PCS","price":23.65,"currency_code":"USD","in_stock":true},{"title":"10PCS New Samsung INR21700-50GB 5000mAh  BATTERY","offer_id":46148537385123,"sku":"INR21700-50GB-5000mAh-10PCS","price":76.65,"currency_code":"USD","in_stock":true},{"title":"20PCS New Samsung INR21700-50GB 5000mAh  BATTERY","offer_id":46148537417891,"sku":"INR21700-50GB-5000mAh-20PCS","price":135.55,"currency_code":"USD","in_stock":true},{"title":"50PCS New Samsung INR21700-50GB 5000mAh  BATTERY","offer_id":46148537450659,"sku":"INR21700-50GB-5000mAh-50PCS","price":312.22,"currency_code":"USD","in_stock":true},{"title":"100PCS New Samsung INR21700-50GB 5000mAh  BATTERY","offer_id":46148537483427,"sku":"INR21700-50GB-5000mAh-100PCS","price":600.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/1_d14fc9af-3b3f-4a46-a354-29b522f2cc69.jpg?v=1755673044"},{"product_id":"new-samsung-inr18650-icr18650-26j-26j-2600mah-discharge-high-power-high-rate-lithium-battery","title":"Samsung ICR18650-26J 2600mAh 5.2A Li-ion Battery for Flashlights, Power Banks \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Samsung ICR18650-26J lithium-ion cells for your portable electronics, backup power, and custom DIY projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSamsung ICR18650-26J 2600mAh 5.2A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e provides dependable energy density, long cycle life, and stable voltage output for low-to-medium drain electronics. Manufactured by Samsung SDI and supplied by DXF POWER with strict quality grading, this authentic 18650 flat-top cell delivers a reliable 2600mAh nominal capacity at 3.6V (4.2V max charge) with a 5.2A maximum continuous discharge rating. It is an industry standard cell ideal for high-intensity LED flashlights, power banks, emergency lighting, laptop battery pack rebuilding, and custom DIY battery builds.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Samsung SDI 26J Cell:\u003c\/strong\u003e Authentic Grade-A cylindrical lithium-ion cell manufactured by Samsung SDI, known for outstanding consistency and proven longevity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2600mAh Nominal Capacity:\u003c\/strong\u003e Reliable energy storage providing long runtime for everyday portable electronics and backup equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5.2A Continuous Discharge Rating:\u003c\/strong\u003e Safe, stable continuous current (max 5.2A) designed for low-to-medium drain applications without excessive heat generation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 18650 Flat-Top Design:\u003c\/strong\u003e Industry-standard flat top form factor (18.40 × 65.00mm) suitable for spot welding, battery holders, and modular battery sleds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnprotected Industrial Grade:\u003c\/strong\u003e Direct cell access without internal PCB protection, ideal for multi-cell pack fabrication with dedicated BMS systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for individual replacements or bulk production\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Samsung SDI (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e 26J (Associated Names: ICR18650-26J, ICR18650-26J (3), Samsung 26F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize \/ Form Factor:\u003c\/strong\u003e 18650 Flat Top\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Terminal:\u003c\/strong\u003e Flat Top\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Type:\u003c\/strong\u003e Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 2600mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Discharge Rating (Max):\u003c\/strong\u003e 5.2A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.6V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Voltage (Full Charge):\u003c\/strong\u003e 4.2V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-Off Voltage:\u003c\/strong\u003e 2.5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtected:\u003c\/strong\u003e No (Unprotected)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRechargeable:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprox. Dimensions:\u003c\/strong\u003e 18.40mm (Diameter) × 65.00mm (Length)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprox. Weight:\u003c\/strong\u003e 44.56g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Republic of Korea, China or Malaysia\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e High-output LED flashlights, power banks, emergency lighting, laptop battery rebuilds, medical electronics, portable radios, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSamsung ICR18650-26J 2600mAh 5.2A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight replacement, device testing, or individual device repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Small Rebuilds \u0026amp; Power Banks:\u003c\/strong\u003e Ideal for compact power bank rebuilds, multi-cell torches, and hobby electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – Medium Pack Builds:\u003c\/strong\u003e Suitable for small solar storage banks, portable lighting arrays, and DIY equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – High-Capacity Modular Packs:\u003c\/strong\u003e Great for larger energy storage modules and commercial maintenance spares\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume electronics builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.2V per cell or discharge below 2.5V per cell.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 18650 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water, and avoid temperatures exceeding 60°C (140°F).\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-charge, over-discharge, and balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Samsung SDI 26J cells with consistent internal resistance and true capacity\u003c\/li\u003e\n\u003cli\u003eSafe and stable 5.2A continuous discharge rating optimized for long lifespan and steady power\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict pre-shipment quality inspection and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and responsive technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for DIY builders, technicians, and electronics enthusiasts looking for proven, cost-effective 18650 power with dependable 5.2A continuous output and 2600mAh capacity for lighting, backup power, portable electronics, and modular pack projects.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Samsung 18650 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS New Samsung ICR18650-26J (26J)  2600mAh BATTERY","offer_id":46148658233507,"sku":"INR18650-26J-2600mAh-1PCS","price":17.17,"currency_code":"USD","in_stock":true},{"title":"10PCS New Samsung ICR18650-26J (26J)  2600mAh BATTERY","offer_id":46148658266275,"sku":"INR18650-26J-2600mAh-10PCS","price":66.6,"currency_code":"USD","in_stock":true},{"title":"20PCS New Samsung ICR18650-26J (26J)  2600mAh  BATTERY","offer_id":46148658299043,"sku":"INR18650-26J-2600mAh-20PCS","price":121.53,"currency_code":"USD","in_stock":true},{"title":"50PCS New Samsung ICR18650-26J (26J)  2600mAh BATTERY","offer_id":46148658331811,"sku":"INR18650-26J-2600mAh-50PCS","price":286.3,"currency_code":"USD","in_stock":true},{"title":"100PCS New Samsung ICR18650-26J (26J)  2600mAh  BATTERY","offer_id":46148658364579,"sku":"INR18650-26J-2600mAh-100PCS","price":560.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/1_ef239e75-e2f0-40ca-a0ea-105a344a1c2b.jpg?v=1755674044"},{"product_id":"lg-hj2-inr18650hj2-3000mah-20a-li-ion-battery-for-power-tools-vacuums-diy-battery-packs-1-100-pcs","title":"LG HJ2 INR18650HJ2 3000mAh 20A Li-ion Battery for Power Tools, Vacuums \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine LG Chem HJ2 INR18650HJ2 high-drain 20A 3000mAh lithium-ion cells for your cordless power tools, vacuum cleaners, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eLG HJ2 INR18650HJ2 3000mAh 20A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is an advanced, high-performance 18650 cylindrical cell manufactured by LG Chem and supplied by DXF POWER with strict quality grading. Engineered specifically for demanding high-drain applications such as cordless power tools and high-power vacuum cleaners, this flat-top bare cell delivers a generous 3000mAh nominal capacity (2950mAh minimum) on a 3.6V nominal platform with a dependable 20A constant continuous discharge rating. Featuring fast charging support up to 6000mA (2C), excellent thermal stability, and consistent voltage retention under load, the LG HJ2 is the premier choice for tool battery rebuilding, cordless vacuum upgrades, RC models, and custom DIY battery packs.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine LG Chem HJ2 Cell:\u003c\/strong\u003e Authentic Grade-A 18650 cylindrical cell engineered for modern high-drain power tool and vacuum applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20A Constant Continuous Discharge:\u003c\/strong\u003e Delivers true 20A continuous discharge current without thermal cut-off to power heavy-duty motors and electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3000mAh High Capacity:\u003c\/strong\u003e 3000mAh nominal capacity (2950mAh minimum) providing extended operational runtime\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Rate Fast Charging:\u003c\/strong\u003e Supports rapid charging currents up to 6000mA (2C) with standard charge time of approx. 3 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 18650 Flat-Top Design:\u003c\/strong\u003e Standard dimensions of 18.5 mm diameter × 65.0 mm height and ~47 g weight, optimized for spot welding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for single cell replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e LG Chem (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e INR18650HJ2 (HJ2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Format:\u003c\/strong\u003e 18650 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e Without (Unprotected industrial bare cell; requires compatible device-level or pack-level protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 3000mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Capacity:\u003c\/strong\u003e 2950mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.6V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Continuous Discharge Current:\u003c\/strong\u003e 20A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Discharge Cut-Off Voltage:\u003c\/strong\u003e 2.5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charge Current:\u003c\/strong\u003e 6000mA (2C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Charging End Current:\u003c\/strong\u003e 50mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Time:\u003c\/strong\u003e ~3 hours (Standard)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Dimensions:\u003c\/strong\u003e Diameter: ~18.5 mm × Height: 65.0 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e Approx. 47.0 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Cordless power tools, vacuum cleaners, robotics, RC models, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLG HJ2 INR18650HJ2 3000mAh 20A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for vacuum testing, equipment inspection, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Vacuum \u0026amp; Tool Pack Rebuilds:\u003c\/strong\u003e Perfect for rebuilding cordless vacuum cleaners and power tool packs (Dyson, Makita, Milwaukee)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – High-Output Modules:\u003c\/strong\u003e Ideal for RC models, robotics, and dual-pack tool battery overhauls\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – Mobility \u0026amp; Energy Modules:\u003c\/strong\u003e Tailored for electric skateboards, scooters, and portable energy packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Volume Pack Assembly:\u003c\/strong\u003e Best value for workshops, repair centers, and custom battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode up to 4.20V.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.25V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eNever exceed the maximum continuous discharge current of 20A.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 18650 batteries in pockets, bags, or purses with metal objects like keys or coins; practical storage in an insulated battery case is essential.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A LG Chem HJ2 cells with true 3000mAh capacity and 20A high-drain output\u003c\/li\u003e\n\u003cli\u003eTested continuous discharge performance under demanding operational loads\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for contractors, vacuum repair specialists, RC hobbyists, and DIY pack fabricators demanding dependable 3000mAh capacity and 20A high-drain power delivery for cordless vacuums, power tools, robotics, and custom energy modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted LG Chem performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS LG HJ2 3000mAh 20A BATTERY","offer_id":46148764565667,"sku":"INR18650-HJ2-3000mAh-1PCS","price":22.97,"currency_code":"USD","in_stock":true},{"title":"10PCS LG HJ2 3000mAh 20A BATTERY","offer_id":46148764598435,"sku":"INR18650-HJ2-3000mAh-10PCS","price":69.78,"currency_code":"USD","in_stock":true},{"title":"20PCS LG HJ2 3000mAh 20A  BATTERY","offer_id":46148764631203,"sku":"INR18650-HJ2-3000mAh-20PCS","price":121.8,"currency_code":"USD","in_stock":true},{"title":"50PCS LG HJ2 3000mAh 20A BATTERY","offer_id":46148764663971,"sku":"INR18650-HJ2-3000mAh-50PCS","price":277.84,"currency_code":"USD","in_stock":true},{"title":"100PCS LG HJ2 3000mAh 20A  BATTERY","offer_id":46148764696739,"sku":"INR18650-HJ2-3000mAh-100PCS","price":537.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/2_50073614-f91b-4a5d-ae3e-ffb5e570c7ad.png?v=1790669472"},{"product_id":"samsung-inr18650-20r-2000mah-20a-li-ion-battery-for-power-tools-e-vehicles-diy-battery-packs-1-100-pcs","title":"Samsung INR18650-20R 2000mAh 20A Li-ion Battery for Power Tools, E-Vehicles \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Samsung INR18650-20R high-drain lithium-ion cells for your power tools, electric transport, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSamsung INR18650-20R 2000mAh 20A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is an industrial-grade, high-drain power cell designed specifically for high current loading applications. With a nominal voltage of 3.6V and a capacity of 2000mAh, this flat top cylindrical cell is engineered for devices that demand reliable, instant power delivery under intense load conditions. Commonly utilized in industrial applications including power tools, light electric vehicles, and custom-built energy storage systems, the INR18650-20R delivers robust performance, exceptional thermal tolerance up to 75°C, and consistent 20A continuous discharge current.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Samsung SDI 20R Cell:\u003c\/strong\u003e Authentic Grade-A cylindrical lithium-ion cell built for high-drain performance and outstanding structural reliability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20A Continuous Discharge:\u003c\/strong\u003e Delivers up to 20A continuous output without excessive voltage sag, tailored for high-load industrial tools and electric mobility\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Rate Fast Charging:\u003c\/strong\u003e Supports up to 4000mA (4A) rapid charging current for minimized downtime between operations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Thermal Range:\u003c\/strong\u003e Reliable operation in extreme environments with a operating temperature range from -20°C up to +75°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 18650 Flat-Top Design:\u003c\/strong\u003e Standard 18.5 × 65.0mm form factor with flat top positive terminal, perfect for spot-welded packs, battery sleds, and custom modular arrays\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece bundles for single repairs or volume pack manufacturing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage uniformity, low internal resistance, and matched capacity across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e Samsung SDI (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Type:\u003c\/strong\u003e INR18650-20R (20R)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemistry:\u003c\/strong\u003e Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Size \/ Form Factor:\u003c\/strong\u003e 18650 Flat Top\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Terminal:\u003c\/strong\u003e Flat Top\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 2000mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Discharge Current (Max):\u003c\/strong\u003e 20A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.6V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Charge Voltage:\u003c\/strong\u003e 4.2V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-Off Voltage:\u003c\/strong\u003e 2.5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Charge Current:\u003c\/strong\u003e 4000mA (4A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -20°C to +75°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtected:\u003c\/strong\u003e No (Unprotected industrial cell)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRechargeable:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions (Ø × H):\u003c\/strong\u003e Approximately 18.5mm (Diameter) × 65.0mm (Length)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight (Per Battery):\u003c\/strong\u003e Approximately 45.0g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Cordless power tools, electric vehicles\/scooters, high-drain RC models, industrial equipment, robotics, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSamsung INR18650-20R 2000mAh 20A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for tool battery replacement or benchmark testing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Small Tool Rebuilds:\u003c\/strong\u003e Perfect for rebuilding cordless drill and driver battery packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – High-Output Modules:\u003c\/strong\u003e Ideal for 36V or 48V auxiliary modules, high-load robotics, and DIY power packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – Heavy-Duty Packs:\u003c\/strong\u003e Tailored for electric mobility modules, lawn equipment packs, and high-discharge portable power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Best value for repair shops, commercial fabricators, and custom battery assemblers\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eBuying in bundles guarantees matched batch consistency for safe series and parallel cell configurations.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Customer support is readily available for guidance on cell compatibility, charging parameters, and pack assembly precautions.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.20V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eDo not exceed the maximum charging current of 4000mA (4A).\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if torn.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 18650 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water, and avoid temperatures exceeding 75°C.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-charge, over-discharge, and balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Samsung SDI 20R cells with true 2000mAh high-drain performance\u003c\/li\u003e\n\u003cli\u003eReliable 20A continuous discharge current under heavy operational loads\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure shipping packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for contractors, technicians, DIY pack builders, and RC\/EV enthusiasts who need dependable 20A continuous high-drain power for cordless tools, electric transport, robotics, and custom high-load battery modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Samsung 18650 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS New Samsung INR18650-20R 2000mah  20A BATTERY","offer_id":46149191893155,"sku":"INR18650-20R-2000mAh-1PCS","price":22.3,"currency_code":"USD","in_stock":true},{"title":"10PCS New Samsung INR18650-20R 2000mah  20A BATTERY","offer_id":46149191925923,"sku":"INR18650-20R-2000mAh-10PCS","price":63.09,"currency_code":"USD","in_stock":true},{"title":"20PCS New Samsung INR18650-20R 2000mah  20A BATTERY","offer_id":46149191958691,"sku":"INR18650-20R-2000mAh-20PCS","price":108.41,"currency_code":"USD","in_stock":true},{"title":"50PCS New Samsung INR18650-20R 2000mah  20A BATTERY","offer_id":46149191991459,"sku":"INR18650-20R-2000mAh-50PCS","price":244.38,"currency_code":"USD","in_stock":true},{"title":"100PCS New Samsung INR18650-20R 2000mah  20A BATTERY","offer_id":46149192024227,"sku":"INR18650-20R-2000mAh-100PCS","price":471.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/1_f610888a-27c0-417d-9985-0fd1da05608e.jpg?v=1790586033"},{"product_id":"lg-mj1-inr18650-mj1-3500mah-10a-li-ion-battery-for-e-bikes-flashlights-diy-battery-packs-1-100-pcs","title":"LG MJ1 INR18650-MJ1 3500mAh 10A Li-ion Battery for E-Bikes, Flashlights \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left: 3px solid #d9d9d9; padding: 14px 18px; margin-bottom: 22px;\"\u003e\n\u003cp style=\"margin: 0 0 12px; font-size: 18px; font-weight: bold; color: #1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" rel=\"noopener\" style=\"color: #d64224; text-decoration: underline;\" target=\"_blank\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine LG Chem MJ1 INR18650-MJ1 ultra-high capacity 3500mAh 10A continuous lithium-ion cells for electric bicycles, high-lumen flashlights, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width: 100%; height: auto;\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eLG MJ1 INR18650-MJ1 3500mAh 10A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is an industry-benchmark ultra-high-capacity 18650 cylindrical cell manufactured by LG Chem and supplied by DXF POWER with strict quality grading. Engineered for maximum energy density and prolonged runtime under moderate-to-high discharge rates, this flat-top bare cell delivers a class-leading 3500mAh nominal capacity (3350mAh minimum) on an average 3.635V nominal platform with a dependable 10A constant continuous discharge rating. Celebrated for its exceptional capacity retention, stable discharge plateau, and excellent thermal safety, the LG MJ1 is the gold standard for long-range electric bicycles, scooters, high-lumen LED torches, portable power stations, and custom DIY battery packs.\u003c\/p\u003e\n\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\n\u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine LG Chem MJ1 Cell:\u003c\/strong\u003e Authentic Grade-A 18650 cylindrical cell engineered for maximum energy density in the 18650 form factor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3500mAh Ultra-High Capacity:\u003c\/strong\u003e 3500mAh nominal capacity (3350mAh minimum) delivering maximum runtime for long-distance mobility and illumination\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10A Constant Continuous Discharge:\u003c\/strong\u003e Reliable 10A constant continuous discharge rating without thermal cut-off to power medium-to-high drain equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAverage 3.635V Platform:\u003c\/strong\u003e Stable operating voltage with standard 4.20V charging and 2.50V discharge cut-off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast CC-CV Charging:\u003c\/strong\u003e Supports charge currents up to 1.0C (3500mA) with standard CC-CV charge cycle\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 18650 Flat-Top Design:\u003c\/strong\u003e Standard dimensions of ~18.5 mm diameter × 65.0 mm length and ~49.0 g weight, optimized for precision spot welding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for individual replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e LG Chem (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e INR18650-MJ1 \/ INR18650MJ1 (MJ1)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Format:\u003c\/strong\u003e 18650 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e Without (Unprotected industrial bare cell; requires compatible device-level or pack-level protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 3500mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Capacity:\u003c\/strong\u003e 3350mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e Average 3.635V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Continuous Discharge Current:\u003c\/strong\u003e 10A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Discharge Cut-Off Voltage:\u003c\/strong\u003e 2.5V (Standard 0.2C \/ 670mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charge Voltage:\u003c\/strong\u003e 4.2V ± 0.05V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charge Current:\u003c\/strong\u003e 1.0C (3500mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e Charge: 0°C to 45°C; Discharge: -20°C to 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Dimensions:\u003c\/strong\u003e Diameter: ~18.5 mm × Height: 65.0 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e Approx. 49.0 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Electric bicycles (e-bikes), electric scooters, high-lumen flashlights, portable power banks, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Includes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLG MJ1 INR18650-MJ1 3500mAh 10A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Portable Light \u0026amp; Device Packs:\u003c\/strong\u003e Ideal for high-lumen multi-cell torches, camping lanterns, and small electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – Compact Energy Modules:\u003c\/strong\u003e Perfect for small portable power banks, robotics, and auxiliary power supplies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – E-Bike \u0026amp; Scooter Battery Rebuilds:\u003c\/strong\u003e Sized for building and refurbishing standard 36V\/48V electric bicycle packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\n\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\n\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode up to 4.20V.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.25V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eNever exceed the maximum continuous discharge current of 10A.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 18650 batteries in pockets, bags, or purses with metal objects like keys or coins; practical storage in an insulated battery case is essential.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Grade-A LG Chem MJ1 cells with industry-leading 3500mAh capacity and 10A continuous output\u003c\/li\u003e\n\u003cli\u003eMaximum energy density for long-range electric bicycles and extended-runtime illumination\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePerfect For\u003c\/h2\u003e\n\u003cp\u003eEngineered for e-bike enthusiasts, contractors, flashlight users, and DIY pack fabricators demanding maximum 3500mAh capacity and reliable 10A continuous discharge for long-range electric mobility, high-lumen lighting, robotics, and custom energy modules.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003ePower your projects with trusted LG Chem performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" rel=\"noopener\" target=\"_blank\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS LG MJ1 18650 3500mAh 10A BATTERY","offer_id":46150865813667,"sku":"INR18650-MJ1-3500mAh-1PCS","price":22.05,"currency_code":"USD","in_stock":true},{"title":"10PCS LG MJ1 18650 3500mAh 10A BATTERY","offer_id":46150865846435,"sku":"INR18650-MJ1-3500mAh-10PCS","price":60.65,"currency_code":"USD","in_stock":true},{"title":"20PCS LG MJ1 18650 3500mAh 10A  BATTERY","offer_id":46150865879203,"sku":"INR18650-MJ1-3500mAh-20PCS","price":103.54,"currency_code":"USD","in_stock":true},{"title":"50PCS LG MJ1 18650 3500mAh 10A BATTERY","offer_id":46150865911971,"sku":"INR18650-MJ1-3500mAh-50PCS","price":232.22,"currency_code":"USD","in_stock":true},{"title":"100PCS LG MJ1 18650 3500mAh 10A  BATTERY","offer_id":46150865944739,"sku":"INR18650-MJ1-3500mAh-100PCS","price":446.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/3_59f757f9-718a-4987-8562-c154c06f148b.png?v=1790673775"},{"product_id":"lg-m58t-inr21700-m58t-5800mah-12-5a-li-ion-battery-for-e-bikes-flashlights-diy-battery-packs-1-100-pcs","title":"LG M58T INR21700-M58T 5800mAh 12.5A Li-ion Battery for E-Bikes, Flashlights \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine LG Chem M58T INR21700-M58T ultra-high capacity 5800mAh 12.5A continuous lithium-ion cells for electric bicycles, high-lumen flashlights, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eLG M58T INR21700-M58T 5800mAh 12.5A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is an industry-leading ultra-high-capacity 21700 cylindrical power cell manufactured by LG Chem and supplied by DXF POWER with strict quality grading. Boasting an incredible 5800mAh nominal capacity (5570mAh minimum) on a 3.59V nominal platform, this flat-top bare cell delivers up to 12.5A constant continuous discharge current across a wide temperature spectrum (-20°C to +70°C). Designed for applications demanding maximum energy density and extended operating time, the LG M58T represents the next generation in cylindrical lithium-ion power for long-range electric bicycles, scooters, high-lumen LED torches, and custom DIY battery packs.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine LG Chem M58T Cell:\u003c\/strong\u003e Authentic Grade-A 21700 cylindrical power cell delivering massive energy density in standard 21700 dimensions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5800mAh Ultra-High Capacity:\u003c\/strong\u003e Remarkable 5800mAh nominal capacity (5570mAh minimum) delivers exceptional endurance for prolonged operations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12.5A Constant Continuous Discharge:\u003c\/strong\u003e Delivers true 12.5A continuous current output without thermal cut-off, optimized for sustained power draw\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3.59V Nominal Platform:\u003c\/strong\u003e Stable discharge curve with standard 4.20V charging and 2.50V discharge cut-off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBroad Thermal Operating Range:\u003c\/strong\u003e Performs reliably from -20°C up to +70°C discharge, ideal for demanding outdoor environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 21700 Flat-Top Design:\u003c\/strong\u003e Dimensions of 21.8 mm diameter × 71.0 mm height and 73.2 g max weight, ideal for precision spot welding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for individual replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e LG Chem (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e INR21700-M58T \/ INR21700M58T (M58T)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Format:\u003c\/strong\u003e 21700 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e Without (Unprotected industrial bare cell; requires compatible device-level or pack-level protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 5800mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Capacity:\u003c\/strong\u003e 5570mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.59V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Continuous Discharge Current:\u003c\/strong\u003e 12.5A (-20°C to +70°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-Off Voltage:\u003c\/strong\u003e 2.50V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge Voltage:\u003c\/strong\u003e 4.20V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Charge Current:\u003c\/strong\u003e 1120mA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charge Current:\u003c\/strong\u003e 2.7A (4.20V cut off, 10°C–50°C) \/ 5.0A (4.0V cut off, 10°C–40°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e Charge: 0°C to 50°C; Discharge: -20°C to 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Dimensions:\u003c\/strong\u003e Diameter: 21.8 mm × Height: 71.0 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e Max. 73.2 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Electric bicycles (e-bikes), electric scooters, high-lumen flashlights, portable energy storage, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLG M58T INR21700-M58T 5800mAh 12.5A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Portable Light \u0026amp; Device Packs:\u003c\/strong\u003e Ideal for high-lumen multi-cell torches, camping lanterns, and small electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – Compact Energy Modules:\u003c\/strong\u003e Perfect for small portable power banks, robotics, and auxiliary power supplies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – E-Bike \u0026amp; Scooter Battery Rebuilds:\u003c\/strong\u003e Sized for building and refurbishing standard 36V\/48V electric bicycle packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode up to 4.20V.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.25V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eNever exceed the maximum continuous discharge current of 12.5A.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 21700 batteries in pockets, bags, or purses with metal objects like keys or coins; practical storage in an insulated battery case is essential.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A LG Chem M58T cells with true 5800mAh ultra-high capacity and 12.5A continuous output\u003c\/li\u003e\n\u003cli\u003eNext-generation energy density tailored for maximum runtime and range\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for e-bike builders, electric scooter riders, flashlight enthusiasts, and DIY pack fabricators demanding maximum 5800mAh ultra-high capacity and stable 12.5A continuous discharge for long-range electric mobility, high-lumen lighting, and custom energy storage modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted LG Chem performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS New LGM58T 5800mAh BATTERY","offer_id":46151279739043,"sku":"LGM58T-5800mAh-1PCS","price":23.12,"currency_code":"USD","in_stock":true},{"title":"10PCS New LGM58T 5800mAh BATTERY","offer_id":46151279771811,"sku":"LGM58T-5800mAh-10PCS","price":71.3,"currency_code":"USD","in_stock":true},{"title":"20PCS New LGM58T 5800mAh BATTERY","offer_id":46151279804579,"sku":"LGM58T-5800mAh-20PCS","price":124.84,"currency_code":"USD","in_stock":true},{"title":"50PCS New LGM58T 5800mAh BATTERY","offer_id":46151279837347,"sku":"LGM58T-5800mAh-50PCS","price":285.45,"currency_code":"USD","in_stock":true},{"title":"100PCS New LGM58T 5800mAh BATTERY","offer_id":46151279870115,"sku":"LGM58T-5800mAh-100PCS","price":553.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/1_f4cc3eab-70df-44cf-86e7-e0132c5eb84c.png?v=1790683993"},{"product_id":"lg-mh1-inr18650-mh1-3200mah-10a-li-ion-battery-for-e-bikes-flashlights-diy-battery-packs-1-100-pcs","title":"LG MH1 INR18650-MH1 3200mAh 10A Li-ion Battery for E-Bikes, Flashlights \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left: 3px solid #d9d9d9; padding: 14px 18px; margin-bottom: 22px;\"\u003e\n\u003cp style=\"margin: 0 0 12px; font-size: 18px; font-weight: bold; color: #1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" rel=\"noopener\" style=\"color: #d64224; text-decoration: underline;\" target=\"_blank\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine LG Chem MH1 INR18650-MH1 high-capacity 3200mAh 10A continuous lithium-ion cells for electric bikes, high-lumen flashlights, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width: 100%; height: auto;\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eLG MH1 INR18650-MH1 3200mAh 10A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is an industry-favorite high-energy-density 18650 cylindrical cell manufactured by LG Chem and supplied by DXF POWER with strict quality grading. Designed for applications requiring prolonged runtimes with medium-to-high discharge capabilities, this flat-top bare cell provides a high 3200mAh nominal capacity (3100mAh minimum) on a 3.63V nominal platform, delivering 10A constant continuous discharge current. Known for its strong cycle life (500 cycles at 0.5C), stable discharge curves, and low internal resistance (~0.07 Ω), the LG MH1 is an outstanding power source for electric bicycles, scooters, high-lumen LED torches, portable power banks, and custom DIY battery packs.\u003c\/p\u003e\n\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\n\u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine LG Chem MH1 Cell:\u003c\/strong\u003e Authentic Grade-A 18650 cylindrical cell recognized for outstanding energy density and long-term cycle durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3200mAh High Capacity:\u003c\/strong\u003e 3200mAh nominal capacity (3100mAh minimum) delivers extended operational runtime for energy-hungry devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10A Continuous Discharge:\u003c\/strong\u003e Reliable 10A constant continuous discharge rating provides consistent power without thermal cut-off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended 500-Cycle Life:\u003c\/strong\u003e Retains high capacity retention through 500 full charge\/discharge cycles at 0.5C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Internal Resistance:\u003c\/strong\u003e Measured at approx. 0.07 Ω for stable voltage output and minimal energy loss under load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 18650 Flat-Top Design:\u003c\/strong\u003e Standard dimensions of 18.4 mm diameter × 65.1 mm length with flat top positive terminal, perfect for spot welding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for individual replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e LG Chem (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e INR18650-MH1 (MH1)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Format:\u003c\/strong\u003e 18650 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e Without (Unprotected industrial bare cell; requires compatible device-level or pack-level protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 3200mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Capacity:\u003c\/strong\u003e 3100mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.63V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Continuous Discharge Current:\u003c\/strong\u003e 10A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-Off Voltage:\u003c\/strong\u003e 2.5V (Standard 0.2C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Charge:\u003c\/strong\u003e CC-CV 0.5C (1550mA) to 4.2V, 50mA cut-off (~3 hours)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charge Current:\u003c\/strong\u003e 1.0C (3100mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charge Voltage:\u003c\/strong\u003e 4.2V ± 0.05V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCycle Life:\u003c\/strong\u003e 500 cycles (0.5C charge and discharge)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalculated Internal Resistance:\u003c\/strong\u003e Approx. 0.07 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Dimensions:\u003c\/strong\u003e Diameter: 18.4 mm (Max. 18.5 mm) × Length: 65.1 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e Approx. 47.1 g – 49.0 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Electric bicycles (e-bikes), electric scooters, high-lumen flashlights, portable power stations, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Includes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLG MH1 INR18650-MH1 3200mAh 10A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Portable Light \u0026amp; Device Packs:\u003c\/strong\u003e Ideal for multi-cell high-lumen torches, lanterns, and small electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – Compact Energy Modules:\u003c\/strong\u003e Perfect for small portable power banks, robotics, and auxiliary power supplies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – E-Bike \u0026amp; Scooter Battery Rebuilds:\u003c\/strong\u003e Sized for building and refurbishing standard 36V\/48V electric bicycle packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\n\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\n\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode up to 4.20V.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.25V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eNever exceed the maximum continuous discharge current of 10A.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 18650 batteries in pockets, bags, or purses with metal objects like keys or coins; practical storage in an insulated battery case is essential.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Grade-A LG Chem MH1 cells with true 3200mAh capacity and 10A continuous output\u003c\/li\u003e\n\u003cli\u003eHigh energy density with proven 500-cycle life under standard cycling\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePerfect For\u003c\/h2\u003e\n\u003cp\u003eEngineered for e-bike builders, flashlight enthusiasts, and DIY pack fabricators demanding dependable 3200mAh high capacity and stable 10A continuous discharge for long-range electric mobility, high-lumen torches, robotics, and custom energy modules.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003ePower your projects with trusted LG Chem performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" rel=\"noopener\" target=\"_blank\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS LG 18650 MH1 3200mAh BATTERY","offer_id":46158448918691,"sku":"LG18650MH1-3200mAh-1PCS","price":21.87,"currency_code":"USD","in_stock":true},{"title":"10PCS LG 18650 MH1 3200mAh BATTERY","offer_id":46158448951459,"sku":"LG18650MH1-3200mAh-10PCS","price":58.83,"currency_code":"USD","in_stock":true},{"title":"20PCS LG 18650 MH1 3200mAh BATTERY","offer_id":46158448984227,"sku":"LG18650MH1-3200mAh-20PCS","price":99.89,"currency_code":"USD","in_stock":true},{"title":"50PCS LG 18650 MH1 3200mAh BATTERY","offer_id":46158449016995,"sku":"LG18650MH1-3200mAh-50PCS","price":223.09,"currency_code":"USD","in_stock":true},{"title":"100PCS LG 18650 MH1 3200mAh BATTERY","offer_id":46158449049763,"sku":"LG18650MH1-3200mAh-100PCS","price":428.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/5_fb162ae6-ea23-4d38-b653-1a440161a6d7.png?v=1790670948"},{"product_id":"lg-he2-icr18650he2-2500mah-20a-li-ion-battery-for-power-tools-flashlights-diy-battery-packs-1-100-pcs","title":"LG HE2 ICR18650HE2 2500mAh 20A Li-ion Battery for Power Tools, Flashlights \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine LG Chem HE2 ICR18650HE2 high-drain 20A 2500mAh lithium-ion cells for your power tools, high-lumen flashlights, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eLG HE2 ICR18650HE2 2500mAh 20A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is a time-tested, high-reliability 18650 cylindrical cell manufactured by LG Chem and supplied by DXF POWER with strict quality grading. Designed for high-current and high-capacity applications, this flat-top bare cell delivers a solid 2500mAh nominal capacity on a 3.6V nominal platform with a dependable 20A constant continuous discharge rating. Celebrated for its low internal impedance (≤20 mΩ), excellent thermal stability, and consistent voltage delivery under heavy loads, the LG HE2 is the trusted choice for cordless power tools, high-output flashlights, RC models, robotics, and custom DIY battery packs.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine LG Chem HE2 Cell:\u003c\/strong\u003e Authentic Grade-A 18650 cylindrical power cell acclaimed for robust continuous high-drain performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20A Constant Continuous Discharge:\u003c\/strong\u003e Delivers true 20A continuous current output for high-power tools and demanding electronics without thermal cut-off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2500mAh High Capacity:\u003c\/strong\u003e 2500mAh nominal capacity offers an ideal balance of sustained runtime and high discharge rate\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Internal Impedance:\u003c\/strong\u003e Initial AC impedance ≤ 20 mΩ (without PTC) ensures minimal voltage sag under heavy draw\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast CC-CV Charging:\u003c\/strong\u003e Supports up to 4000mA (4.0A) maximum charging current with 4.20V termination voltage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 18650 Flat-Top Design:\u003c\/strong\u003e Standard dimensions of 18.3 mm (+0.2\/-0.3 mm) diameter × 65.0 mm height, optimized for spot welding into custom packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for single cell replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e LG Chem (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e ICR18650HE2 \/ LG-HE2-ICR18650 (HE2)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Format:\u003c\/strong\u003e 18650 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e Without (Unprotected industrial bare cell; requires compatible device-level or pack-level protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 2500mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.6V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Continuous Discharge Current:\u003c\/strong\u003e 20A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charging Voltage:\u003c\/strong\u003e 4.2V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charging Current:\u003c\/strong\u003e 4000mA (4.0A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInitial AC Impedance:\u003c\/strong\u003e ≤ 20 mΩ (without PTC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Dimensions:\u003c\/strong\u003e Diameter: 18.3 +0.2\/-0.3 mm (Max. 18.5 mm) × Height: 65.0 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e 48.0 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Cordless power tools, high-lumen flashlights \u0026amp; torches, RC models, robotics, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLG HE2 ICR18650HE2 2500mAh 20A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, tool testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Tool Pack Rebuilds:\u003c\/strong\u003e Perfect for rebuilding cordless power tool battery packs (drills, impact drivers, saws)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – High-Drain Modules:\u003c\/strong\u003e Ideal for RC models, robotics, and high-discharge auxiliary modules\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – Power \u0026amp; Mobility Modules:\u003c\/strong\u003e Tailored for electric skateboards, scooters, and high-drain DIY battery packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Volume Pack Assembly:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode up to 4.20V.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.25V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eNever exceed the maximum continuous discharge current of 20A.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 18650 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A LG Chem HE2 cells with authentic 2500mAh capacity and 20A high-drain output\u003c\/li\u003e\n\u003cli\u003eTested continuous discharge performance under demanding operational loads\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for contractors, RC hobbyists, flashlight enthusiasts, and DIY pack fabricators demanding dependable 2500mAh capacity and 20A high-drain capability for heavy-duty power tools, high-lumen torches, robotics, and custom energy modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted LG Chem performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS LG ICR18650HE2 2500mAh BATTERY","offer_id":46158465335459,"sku":"ICR18650HE2-2500mAh-1PCS","price":91922.14,"currency_code":"USD","in_stock":true},{"title":"10PCS LG ICR18650HE2 2500mAh BATTERY","offer_id":46158465368227,"sku":"ICR18650HE2-2500mAh-10PCS","price":61.57,"currency_code":"USD","in_stock":true},{"title":"20PCS LG ICR18650HE2 2500mAh BATTERY","offer_id":46158465400995,"sku":"ICR18650HE2-2500mAh-20PCS","price":105.37,"currency_code":"USD","in_stock":true},{"title":"50PCS LG ICR18650HE2 2500mAh BATTERY","offer_id":46158465433763,"sku":"ICR18650HE2-2500mAh-50PCS","price":236.78,"currency_code":"USD","in_stock":true},{"title":"100PCS LG ICR18650HE2 2500mAh BATTERY","offer_id":46158465466531,"sku":"ICR18650HE2-2500mAh-100PCS","price":455.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/1_d01d2260-64cf-4224-9501-29eafd12e63d.png?v=1790666689"},{"product_id":"lg-m50lt-inr21700m50lt-5000mah-14a-li-ion-battery-for-e-bikes-flashlights-diy-battery-packs-1-100-pcs","title":"LG M50LT INR21700M50LT 5000mAh 14A Li-ion Battery for E-Bikes, Flashlights \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine LG Chem M50LT INR21700M50LT ultra-high capacity 5000mAh 14A continuous lithium-ion cells for electric bicycles, high-lumen flashlights, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eLG M50LT INR21700M50LT 5000mAh 14A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is an industry-benchmark high-energy-density 21700 cylindrical power cell manufactured by LG Chem and supplied by DXF POWER with strict quality grading. Engineered for prolonged endurance in electric mobility, energy storage, and premium consumer electronics, this flat-top bare cell delivers a massive 5000mAh nominal capacity on a 3.6V nominal platform with a dependable 14A constant continuous discharge rating. Celebrated for its remarkable cycle life, low internal impedance, and excellent thermal stability across wide operating temperatures (-20°C to +60°C), the LG M50LT is the premier choice for long-range electric bicycles, scooters, high-lumen LED torches, and custom DIY battery packs.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine LG Chem M50LT Cell:\u003c\/strong\u003e Authentic Grade-A 21700 cylindrical power cell recognized for premium energy density and long-term cycle durability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e5000mAh Ultra-High Capacity:\u003c\/strong\u003e True 5000mAh nominal capacity delivers exceptional runtime for electric vehicles and heavy-duty portable devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e14A Constant Continuous Discharge:\u003c\/strong\u003e Reliable 14A continuous discharge current without thermal cut-off, optimized for sustained power draw\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3.6V Nominal Platform:\u003c\/strong\u003e Efficient energy delivery with standard 4.20V charging and 2.50V discharge cut-off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Temperature:\u003c\/strong\u003e Operates reliably from -20°C up to +60°C discharge, ensuring consistent power in diverse climates\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 21700 Flat-Top Design:\u003c\/strong\u003e Dimensions of max 21.0 mm diameter × 70.0 mm height and typical 69.0 g weight, ideal for precision spot welding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for individual replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e LG Chem (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e INR21700M50LT \/ INR21700-M50LT (M50LT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Format:\u003c\/strong\u003e 21700 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e Without (Unprotected industrial bare cell; requires compatible device-level or pack-level protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 5000mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.6V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Continuous Discharge Current:\u003c\/strong\u003e 14A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-Off Voltage:\u003c\/strong\u003e 2.5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Voltage:\u003c\/strong\u003e 4.2V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Method:\u003c\/strong\u003e Constant Current \/ Constant Voltage (CC-CV)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e Charge: 0°C to +50°C; Discharge: -20°C to +60°C; Storage: -20°C to +50°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Dimensions:\u003c\/strong\u003e Max. 21.0 mm Diameter × 70.00 mm Height\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e Typical 69.0 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Electric bicycles (e-bikes), electric scooters, high-lumen flashlights, portable energy stations, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLG M50LT INR21700M50LT 5000mAh 14A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Portable Light \u0026amp; Device Packs:\u003c\/strong\u003e Ideal for high-lumen multi-cell torches, camping lanterns, and small electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – Compact Energy Modules:\u003c\/strong\u003e Perfect for small portable power banks, robotics, and auxiliary power supplies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – E-Bike \u0026amp; Scooter Battery Rebuilds:\u003c\/strong\u003e Sized for building and refurbishing standard 36V\/48V electric bicycle packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode up to 4.20V.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.25V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eNever exceed the maximum continuous discharge current of 14A.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 21700 batteries in pockets, bags, or purses with metal objects like keys or coins; practical storage in an insulated battery case is essential.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A LG Chem M50LT cells with true 5000mAh capacity and 14A continuous output\u003c\/li\u003e\n\u003cli\u003eIndustry-leading energy density tailored for long-range electric mobility\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for e-bike builders, electric scooter riders, flashlight enthusiasts, and DIY pack fabricators demanding dependable 5000mAh high capacity and stable 14A continuous discharge for long-range electric mobility, high-lumen lighting, and custom energy storage modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted LG Chem performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS New LG INR21700-M50LT 5000mAh BATTERY","offer_id":46158496989347,"sku":"INR21700-M50LT-5000mAh-1PCS","price":23.12,"currency_code":"USD","in_stock":true},{"title":"10PCS New LG INR21700-M50LT 5000mAh BATTERY","offer_id":46158497022115,"sku":"INR21700-M50LT-5000mAh-10PCS","price":71.3,"currency_code":"USD","in_stock":true},{"title":"20PCS New LG INR21700-M50LT 5000mAh BATTERY","offer_id":46158497054883,"sku":"INR21700-M50LT-5000mAh-20PCS","price":124.84,"currency_code":"USD","in_stock":true},{"title":"50PCS New LG INR21700-M50LT 5000mAh BATTERY","offer_id":46158497087651,"sku":"INR21700-M50LT-5000mAh-50PCS","price":285.45,"currency_code":"USD","in_stock":true},{"title":"100PCS New LG INR21700-M50LT 5000mAh BATTERY","offer_id":46158497120419,"sku":"INR21700-M50LT-5000mAh-100PCS","price":553.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/1_d8569232-6080-48eb-a199-918e53e26c20.png?v=1790683378"},{"product_id":"lg-m29-inr18650-m29-2850mah-6a-li-ion-battery-for-e-bikes-flashlights-diy-battery-packs-1-100-pcs","title":"LG M29 INR18650-M29 2850mAh 6A Li-ion Battery for E-Bikes, Flashlights \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine LG Chem M29 INR18650-M29 high-capacity 2850mAh 6A continuous lithium-ion cells for electric bicycles, high-lumen flashlights, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eLG M29 INR18650-M29 2850mAh 6A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is a dependable, high-energy-density 18650 cylindrical cell manufactured by LG Chem and supplied by DXF POWER with strict quality grading. Designed for applications requiring prolonged runtimes with steady medium-rate discharge, this flat-top bare cell delivers a 2850mAh nominal capacity (2750mAh minimum) across a 3.6V–3.7V nominal platform, providing up to 6A (2.18C \/ 6000mA) constant continuous discharge output. Renowned for its lightweight design (~43g), consistent voltage discharge curve, and certified safety compliance (IEC 62133), the LG M29 is a top-performing power choice for electric bicycles, scooters, LED torches, portable power banks, and custom DIY battery packs.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine LG Chem M29 Cell:\u003c\/strong\u003e Authentic Grade-A 18650 cylindrical cell recognized for high energy efficiency, durability, and lightweight portability\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2850mAh High Capacity:\u003c\/strong\u003e 2850mAh nominal capacity (2750mAh minimum) providing reliable and extended runtime for everyday portable electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e6A Continuous Discharge:\u003c\/strong\u003e Delivers up to 6000mA (2.18C) maximum continuous current output without thermal cut-off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLightweight \u0026amp; Compact:\u003c\/strong\u003e Weighs only approx. 43 g with standard 18.3 mm diameter × 65.0 mm length, reducing pack weight in multi-cell assemblies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 18650 Flat-Top Design:\u003c\/strong\u003e Industrial flat top bare cell, optimized for precision spot welding and pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertified Safety Standards:\u003c\/strong\u003e Complies with international IEC 62133 safety benchmarks for secondary lithium cells\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for individual replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e LG Chem (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e INR18650-M29 (M29)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Format:\u003c\/strong\u003e 18650 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e Without (Unprotected industrial bare cell; requires compatible device-level or pack-level protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 2850mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Capacity:\u003c\/strong\u003e 2750mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.6V – 3.7V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Continuous Discharge Current:\u003c\/strong\u003e 6A (2.18C \/ 6000mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated Discharge Current:\u003c\/strong\u003e 1.5C (4125mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-Off Voltage:\u003c\/strong\u003e 2.50V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging End Voltage:\u003c\/strong\u003e 4.2V ± 0.05V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Method:\u003c\/strong\u003e Constant Current \/ Constant Voltage (CC-CV)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Charging Current:\u003c\/strong\u003e Up to 1.375A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Dimensions:\u003c\/strong\u003e Diameter: 18.30 mm ± 0.10 mm × Height: 65.00 mm ± 0.15 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e 43 g ± 1.0 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSafety Standard:\u003c\/strong\u003e IEC 62133 compliant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Electric bicycles (e-bikes), electric scooters, high-lumen flashlights, portable power banks, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLG M29 INR18650-M29 2850mAh 6A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Portable Light \u0026amp; Device Packs:\u003c\/strong\u003e Ideal for multi-cell high-lumen torches, lanterns, and small electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – Compact Energy Modules:\u003c\/strong\u003e Perfect for small portable power banks, robotics, and auxiliary power supplies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – E-Bike \u0026amp; Scooter Battery Rebuilds:\u003c\/strong\u003e Sized for building and refurbishing standard 36V\/48V electric bicycle packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode up to 4.20V.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.25V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eNever exceed the maximum continuous discharge current of 6A (6000mA).\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 18650 batteries in pockets, bags, or purses with metal objects like keys or coins; practical storage in an insulated battery case is essential.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A LG Chem M29 cells with true 2850mAh capacity and 6A continuous output\u003c\/li\u003e\n\u003cli\u003eTested continuous discharge performance under demanding operational loads\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for e-bike riders, outdoor flashlight users, and DIY pack fabricators demanding dependable 2850mAh capacity, lightweight construction, and stable 6A continuous discharge for long-lasting electric mobility, portable lighting, and custom energy modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted LG Chem performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS INR18650-M29 2850mAh  BATTERY","offer_id":46158506229923,"sku":"INR18650-M29 2850mAh-1PCS","price":9.19,"currency_code":"USD","in_stock":true},{"title":"10PCS INR18650-M29 2850mAh  BATTERY","offer_id":46158506262691,"sku":"INR18650-M29 2850mAh-10PCS","price":33.86,"currency_code":"USD","in_stock":true},{"title":"20PCS INR18650-M29 2850mAh  BATTERY","offer_id":46158506295459,"sku":"INR18650-M29 2850mAh-20PCS","price":64.48,"currency_code":"USD","in_stock":true},{"title":"50PCS INR18650-M29 2850mAh  BATTERY","offer_id":46158506328227,"sku":"INR18650-M29 2850mAh-50PCS","price":159.29,"currency_code":"USD","in_stock":true},{"title":"100PCS  INR18650-M29 2850mAh  BATTERY","offer_id":46158506360995,"sku":"INR18650-M29 2850mAh-100PCS","price":303.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/3_07d1a21c-497a-4a7c-b758-6364eb77390f.png?v=1790678365"},{"product_id":"lg-f1l-inr18650-f1l-3350mah-4-88a-li-ion-battery-for-flashlights-e-bikes-diy-battery-packs-1-100-pcs","title":"LG F1L INR18650-F1L 3350mAh 4.88A Li-ion Battery for Flashlights, E-Bikes \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left: 3px solid #d9d9d9; padding: 14px 18px; margin-bottom: 22px;\"\u003e\n\u003cp style=\"margin: 0 0 12px; font-size: 18px; font-weight: bold; color: #1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin: 0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" rel=\"noopener\" style=\"color: #d64224; text-decoration: underline;\" target=\"_blank\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine LG Chem F1L INR18650-F1L ultra-high capacity 3350mAh 4.88A continuous lithium-ion cells for high-lumen flashlights, electric mobility, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width: 100%; height: auto;\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eLG F1L INR18650-F1L 3350mAh 4.88A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is an ultra-high energy density 18650 cylindrical cell manufactured by LG Chem and supplied by DXF POWER with strict quality grading. Engineered for maximum runtime in high-end portable electronics, energy storage, and light electric mobility, this flat-top bare cell delivers an impressive 3350mAh nominal capacity (3250mAh minimum \/ 12Wh) on an average 3.63V nominal platform with a dependable 1.5C (4875mA \/ ~4.88A) continuous discharge rating. Recognized for its excellent energy retention, low self-discharge, and proven thermal safety, the LG F1L is the optimal power solution for long-range flashlights, portable power stations, e-bikes, medical devices, and custom DIY battery packs.\u003c\/p\u003e\n\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\n\u003cdiv style=\"position: relative; padding-bottom: 56.25%; height: 0; overflow: hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position: absolute; top: 0; left: 0; width: 100%; height: 100%; border: 0;\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine LG Chem F1L Cell:\u003c\/strong\u003e Authentic Grade-A 18650 cylindrical cell engineered for ultra-high energy density and extended runtimes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3350mAh Ultra-High Capacity:\u003c\/strong\u003e 3350mAh nominal capacity (3250mAh minimum \/ 12Wh) providing industry-leading endurance for battery-powered equipment\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.5C \/ 4.88A Continuous Discharge:\u003c\/strong\u003e Delivers up to 4875mA continuous output without thermal cut-off, tailored for steady medium-drain loads\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAverage 3.63V Platform:\u003c\/strong\u003e Optimized voltage stability with 4.2V standard charging and 2.5V discharge cut-off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 18650 Flat-Top Design:\u003c\/strong\u003e Standard dimensions of ~18.5 mm diameter × 65.0 mm height and ~49.0 g weight, ideal for precision spot welding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for individual replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e LG Chem (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e INR18650F1L \/ INR18650-F1L (F1L)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Format:\u003c\/strong\u003e 18650 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e Without (Unprotected industrial bare cell; requires compatible device-level or pack-level protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 3350mAh (12Wh)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Capacity:\u003c\/strong\u003e 3250mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e Average 3.63V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Continuous Discharge Current:\u003c\/strong\u003e 1.5C \/ 4875mA (~4.88A) at 5°C–50°C (0.5C \/ 1625mA at -20°C–5°C)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-Off Voltage:\u003c\/strong\u003e 2.5V (Standard 0.2C \/ 650mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Charge:\u003c\/strong\u003e CC-CV 0.5C (1625mA) to 4.2V, 50mA cut-off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charge Current:\u003c\/strong\u003e 0.5C (1625mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charge Voltage:\u003c\/strong\u003e 4.2V ± 0.05V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e Charge: 0°C to 45°C; Discharge: -20°C to 50°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Dimensions:\u003c\/strong\u003e Diameter: ~18.5 mm × Height: ~65.0 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e Approx. 49.0 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e High-lumen LED flashlights, portable power banks, electric bicycles (e-bikes), scooters, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Includes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLG F1L INR18650-F1L 3350mAh battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Portable Light \u0026amp; Device Packs:\u003c\/strong\u003e Ideal for high-lumen multi-cell torches, camping lanterns, and small electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – Compact Energy Modules:\u003c\/strong\u003e Perfect for small portable power banks, robotics, and auxiliary power supplies\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – E-Bike \u0026amp; Mobility Packs:\u003c\/strong\u003e Sized for building and refurbishing standard 36V\/48V electric bicycle packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\n\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\n\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode up to 4.20V.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.25V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eNever exceed the maximum continuous discharge current of 1.5C (4.88A).\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 18650 batteries in pockets, bags, or purses with metal objects like keys or coins; practical storage in an insulated battery case is essential.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Grade-A LG Chem F1L cells with true 3350mAh capacity and reliable continuous output\u003c\/li\u003e\n\u003cli\u003eUltra-high energy density for long-lasting portable and mobile power\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePerfect For\u003c\/h2\u003e\n\u003cp\u003eEngineered for flashlight enthusiasts, e-bike builders, and DIY pack fabricators demanding dependable 3350mAh high capacity and stable continuous discharge for extended-runtime lighting, electric mobility, and custom energy storage modules.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003ePower your projects with trusted LG Chem performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" rel=\"noopener\" target=\"_blank\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS LG18650F1L 3350mAh   BATTERY","offer_id":46159886647459,"sku":"INR18650-F1L-3350mAh-1PCS","price":23.64,"currency_code":"USD","in_stock":true},{"title":"10PCS LG18650F1L 3350mAh   BATTERY","offer_id":46159886680227,"sku":"INR18650-F1L-3350mAh-10PCS","price":76.47,"currency_code":"USD","in_stock":true},{"title":"20PCS  LG18650F1L 3350mAh   BATTERY","offer_id":46159886712995,"sku":"INR18650-F1L-3350mAh-20PCS","price":135.18,"currency_code":"USD","in_stock":true},{"title":"50PCS LG18650F1L 3350mAh   BATTERY","offer_id":46159886745763,"sku":"INR18650-F1L-3350mAh-50PCS","price":311.3,"currency_code":"USD","in_stock":true},{"title":"100PCS  LG18650F1L 3350mAh   BATTERY","offer_id":46159886778531,"sku":"INR18650-F1L-3350mAh-100PCS","price":604.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/5_2a6271b4-d794-480f-93b3-8428c485f539.png?v=1790671835"},{"product_id":"sony-vtc4-us18650vtc4-2100mah-30a-li-ion-battery-for-power-tools-rc-drones-diy-battery-packs-1-100-pcs","title":"Sony VTC4 US18650VTC4 2100mAh 30A Li-ion Battery for Power Tools, RC Drones \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Sony \/ Murata VTC4 US18650VTC4 ultra-high drain 30A 2100mAh lithium-ion cells for your power tools, RC models, FPV quadcopters, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSony VTC4 US18650VTC4 2100mAh 30A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is an industry-standard ultra-high drain 18650 cylindrical cell manufactured by Sony \/ Murata and supplied by DXF POWER with strict quality grading. Designed for extreme high-current discharge demands, this flat-top bare cell delivers a 2100mAh nominal capacity on a 3.6V platform with a massive 30A maximum continuous discharge rating. Widely celebrated for its robust thermal stability, low internal resistance, and minimal voltage sag under heavy load, the VTC4 is an exceptional choice for cordless power tools, RC quadcopters and drones, high-output flashlights, robotics, and custom DIY battery packs.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Sony \/ Murata VTC4 Cell:\u003c\/strong\u003e Authentic Grade-A 18650 cylindrical power cell legendary for reliable high-drain performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30A Continuous Discharge:\u003c\/strong\u003e Delivers true 30A constant continuous discharge current for high-power devices without thermal cut-off\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2100mAh High-Drain Capacity:\u003c\/strong\u003e Proven balance between high continuous discharge rate and reliable operating runtime\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast CC-CV Charging:\u003c\/strong\u003e Charges efficiently with 2.0A charge current (approx. 2.5 hours charge time to 4.2V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 18650 Flat-Top Design:\u003c\/strong\u003e Dimensions of 18.35 mm (+0.15\/-0.20 mm) diameter × 65.0 mm (±0.20 mm) height with steel can, ideal for spot-welded custom packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for single cell replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e Sony \/ Murata (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e US18650VTC4 (VTC4)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Format:\u003c\/strong\u003e 18650 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan Material:\u003c\/strong\u003e Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e None (Unprotected industrial bare cell; requires compatible device-level or pack-level protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 2100mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.6V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Continuous Discharge Current:\u003c\/strong\u003e 30A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCycle Life:\u003c\/strong\u003e 500 cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge Method:\u003c\/strong\u003e Constant Current \/ Constant Voltage (CC-CV)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge Up Voltage:\u003c\/strong\u003e 4.2V ± 0.05V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge Current:\u003c\/strong\u003e 2.0A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge Time:\u003c\/strong\u003e Approx. 2.5 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Density:\u003c\/strong\u003e 451 Wh\/L\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Dimensions:\u003c\/strong\u003e Diameter: 18.35 mm (+0.15\/-0.20 mm) × Height: 65.0 mm (±0.20 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e 45.0 g ± 1.5 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Cordless power tools, RC quadcopters \u0026amp; drones, portable scanners, biometric handheld devices, LED torches, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSony VTC4 US18650VTC4 2100mAh 30A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, tool testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Tool Pack Rebuilds:\u003c\/strong\u003e Perfect for rebuilding cordless power tool battery packs (drills, impact drivers, saws)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – High-Drain Modules:\u003c\/strong\u003e Ideal for RC quadcopters, robotics, and high-discharge auxiliary modules\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – Power \u0026amp; Mobility Modules:\u003c\/strong\u003e Tailored for electric skateboards, high-output scooters, and high-drain DIY battery packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Volume Pack Assembly:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode up to 4.20V.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.25V per cell or discharge below 2.5V per cell.\u003c\/li\u003e\n\u003cli\u003eNever exceed the maximum continuous discharge current of 30A.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 18650 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Sony \/ Murata VTC4 cells with true 2100mAh capacity and 30A high-drain output\u003c\/li\u003e\n\u003cli\u003eTested continuous discharge performance under demanding operational loads\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for contractors, RC hobbyists, drone pilots, and DIY pack fabricators demanding dependable 30A continuous high-drain output and proven reliability for heavy-duty power tools, quadcopters, robotics, and custom energy modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Sony 18650 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS SONY VTC5D 2800mAh 18650 35A    BATTERY","offer_id":46159904735395,"sku":"US18650VTC4-2100mAh-1PCS","price":23.52,"currency_code":"USD","in_stock":true},{"title":"10PCS SONY VTC5D 2800mAh 18650 35A   BATTERY","offer_id":46159904768163,"sku":"US18650VTC4-2100mAh-10PCS","price":75.35,"currency_code":"USD","in_stock":true},{"title":"20PCS  SONY VTC5D 2800mAh 18650 35A   BATTERY","offer_id":46159904800931,"sku":"US18650VTC4-2100mAh-20PCS","price":132.93,"currency_code":"USD","in_stock":true},{"title":"50PCS  SONY VTC5D 2800mAh 18650 35A BATTERY","offer_id":46159904833699,"sku":"US18650VTC4-2100mAh-50PCS","price":305.01,"currency_code":"USD","in_stock":true},{"title":"100PCS SONY VTC5D 2800mAh 18650 35A   BATTERY","offer_id":46159904866467,"sku":"US18650VTC4-2100mAh-100PCS","price":593.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/5_97e7bf24-064a-4d1d-8a04-03a7bdbd25fc.png?v=1790650174"},{"product_id":"sony-vtc6a-us21700vtc6a-4000mah-30a-li-ion-battery-for-power-tools-rc-diy-battery-packs-1-100-pcs","title":"Sony VTC6A US21700VTC6A 4000mAh 30A Li-ion Battery for Power Tools, RC \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Sony \/ Murata VTC6A US21700VTC6A ultra-high drain 4000mAh 30A lithium-ion cells for your power tools, RC models, electric mobility, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSony VTC6A US21700VTC6A 4000mAh 30A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is an industry-benchmark high-capacity, high-drain 21700 cylindrical power cell manufactured by Sony \/ Murata and supplied by DXF POWER with strict quality grading. Designed for extreme continuous output, this flat-top bare cell delivers a generous 4000mAh nominal capacity on a 3.6V platform with a massive 30A constant continuous discharge rating (and up to 40A continuous when monitored with an 80°C temperature cut). Renowned for its ultra-low internal resistance (~0.03 Ω), outstanding voltage retention under heavy amp draw, and robust thermal stability, the VTC6A is the premier choice for heavy-duty cordless power tools, RC models, electric skateboards, e-bikes, robotics, and custom DIY battery packs.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Sony \/ Murata VTC6A Cell:\u003c\/strong\u003e Authentic Grade-A 21700 cylindrical power cell acclaimed for its superior balance of 4000mAh capacity and high-drain power delivery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30A Continuous Discharge:\u003c\/strong\u003e Delivers true 30A constant continuous discharge current without thermal cut-off (and up to 40A continuous with 80°C thermal protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4000mAh High Capacity:\u003c\/strong\u003e 4000mAh nominal capacity provides substantial runtime for power-hungry devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Low Internal Resistance:\u003c\/strong\u003e Measured at approx. 0.03 Ω for minimal voltage sag and efficient energy delivery under high load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 21700 Flat-Top Design:\u003c\/strong\u003e Dimensions of 21.2 mm diameter × 69.6 mm length with metal bottom and flat top terminal, optimized for custom spot welding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for single cell replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e Sony \/ Murata (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e US21700VTC6A (VTC6A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Format:\u003c\/strong\u003e 21700 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e Without (Unprotected industrial bare cell; requires compatible device-level or pack-level protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 4000mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.6V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Continuous Discharge Current:\u003c\/strong\u003e 30A (up to 40A with 80°C temperature cut)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Voltage:\u003c\/strong\u003e 4.2V (Termination current: 0.1A)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Method:\u003c\/strong\u003e Constant Current \/ Constant Voltage (CC-CV)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalculated Internal Resistance:\u003c\/strong\u003e Approx. 0.03 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Dimensions:\u003c\/strong\u003e Diameter: 21.2 mm × Length: 69.6 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e 72.1 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Cordless power tools, RC models, electric skateboards, e-bikes, robotics, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSony VTC6A US21700VTC6A 4000mAh 30A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for tool testing, flashlight upgrade, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Cordless Tool Pack Rebuilds:\u003c\/strong\u003e Perfect for rebuilding heavy-duty cordless power tool battery packs (drills, grinders, saws)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – High-Output Modules:\u003c\/strong\u003e Ideal for RC models, robotics, and compact high-drain DIY power packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – Mobility \u0026amp; Energy Modules:\u003c\/strong\u003e Tailored for high-performance electric skateboards, e-bikes, and portable energy stations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Master Builder Bulk Set:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode up to 4.20V.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.25V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eDo not exceed cell surface temperature of 80°C during heavy continuous discharge.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 21700 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Sony \/ Murata VTC6A cells with true 4000mAh capacity and 30A\/40A high-drain output\u003c\/li\u003e\n\u003cli\u003eTested continuous discharge performance under demanding operational loads\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for contractors, RC hobbyists, e-mobility builders, and DIY pack fabricators demanding dependable 4000mAh capacity and extreme 30A\/40A continuous discharge for high-power cordless tools, electric skateboards, robotics, and custom energy modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Sony 21700 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS New Sony 21700 VTC6A 4000mAh - 40A Lithium ion Cell  BATTERY","offer_id":46161201430691,"sku":"US21700VTC6A-4000mAh-1PCS","price":31.45,"currency_code":"USD","in_stock":true},{"title":"10PCS New Sony 21700 VTC6A 4000mAh - 40A Lithium ion Cell  BATTERY","offer_id":46161201463459,"sku":"US21700VTC6A-4000mAh-10PCS","price":154.65,"currency_code":"USD","in_stock":true},{"title":"20PCS New Sony 21700 VTC6A 4000mAh - 40A Lithium ion Cell  BATTERY","offer_id":46161201496227,"sku":"US21700VTC6A-4000mAh-20PCS","price":291.53,"currency_code":"USD","in_stock":true},{"title":"50PCS New Sony 21700 VTC6A 4000mAh - 40A Lithium ion Cell  BATTERY","offer_id":46161201528995,"sku":"US21700VTC6A-4000mAh-50PCS","price":702.18,"currency_code":"USD","in_stock":true},{"title":"100PCS New Sony 21700 VTC6A 4000mAh - 40A Lithium ion Cell  BATTERY","offer_id":46161201561763,"sku":"US21700VTC6A-4000mAh-100PCS","price":1386.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/1_388d6eee-abc6-4b11-abca-234b7093f876.jpg?v=1790664430"},{"product_id":"sony-vtc6-us18650vtc6-3000mah-30a-li-ion-battery-for-power-tools-flashlights-diy-battery-packs-1-100-pcs","title":"Sony VTC6 US18650VTC6 3000mAh 30A Li-ion Battery for Power Tools, Flashlights \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Sony \/ Murata VTC6 US18650VTC6 high-capacity 3000mAh 30A lithium-ion cells for your power tools, high-lumen flashlights, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSony VTC6 US18650VTC6 3000mAh 30A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is an industry-leading high-capacity, high-drain 18650 cylindrical cell manufactured by Sony \/ Murata and supplied by DXF POWER with strict quality grading. Widely celebrated as one of the best all-around 18650 cells on the market, this flat-top bare cell delivers a massive 3000mAh nominal capacity on a 3.6V platform with a robust 15A continuous discharge rating (up to 30A continuous when monitored with an 80°C temperature cut). Combining generous runtime with serious high-current discharge capability, it is the premier choice for cordless power tools, high-lumen LED torches, RC models, robotics, and custom DIY battery packs.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Sony \/ Murata VTC6 Cell:\u003c\/strong\u003e Authentic Grade-A 18650 cylindrical power cell acclaimed for its optimal combination of 3000mAh capacity and high-drain output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Continuous Discharge Rating:\u003c\/strong\u003e Delivers 15A constant continuous current without temperature cutoff, and up to 30A continuous with 80°C thermal protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3000mAh High Capacity:\u003c\/strong\u003e 3000mAh nominal capacity provides extended runtime across demanding high-drain electronics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCC-CV Charging Support:\u003c\/strong\u003e Recharges efficiently with standard CC-CV charging method to 4.20V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 18650 Flat-Top Design:\u003c\/strong\u003e Dimensions of 18.2 mm diameter × 65.0 mm height with steel can, ideal for spot-welded custom packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for single cell replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e Sony \/ Murata (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e US18650VTC6 (VTC6)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Format:\u003c\/strong\u003e 18650 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemistry:\u003c\/strong\u003e Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e Without (Unprotected industrial bare cell; requires compatible device-level or pack-level protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Capacity:\u003c\/strong\u003e 3000mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal \/ Rated Voltage:\u003c\/strong\u003e 3.6V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Method:\u003c\/strong\u003e Constant Current \/ Constant Voltage (CC-CV)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Termination Voltage:\u003c\/strong\u003e 4.20V ± 0.05V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-off Voltage:\u003c\/strong\u003e 2.50V (Do not discharge deeper than 2.5V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Continuous Discharge:\u003c\/strong\u003e 15A (without temp cut) \/ 30A (with 80°C thermal cut)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Dimensions:\u003c\/strong\u003e Diameter: 18.2 mm × Height: 65.0 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e Approx. 48 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Cordless power tools, high-lumen flashlights \u0026amp; torches, RC models, robotics, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSony VTC6 US18650VTC6 3000mAh 30A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, tool testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Tool Pack Rebuilds:\u003c\/strong\u003e Perfect for rebuilding cordless power tool battery packs (drills, impact drivers, saws)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – High-Output Modules:\u003c\/strong\u003e Ideal for RC quadcopters, robotics, and high-discharge auxiliary modules\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – Power \u0026amp; Mobility Modules:\u003c\/strong\u003e Tailored for electric skateboards, high-output scooters, and high-drain DIY battery packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Volume Pack Assembly:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode up to 4.20V.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.25V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eDo not exceed cell surface temperature of 80°C during heavy continuous discharge.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 18650 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Sony \/ Murata VTC6 cells with authentic 3000mAh capacity and 30A high-drain output\u003c\/li\u003e\n\u003cli\u003eTested continuous discharge performance under demanding operational loads\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for contractors, RC hobbyists, flashlight enthusiasts, and DIY pack fabricators demanding an ideal balance of 3000mAh capacity and 30A high-drain capability for heavy-duty power tools, high-lumen torches, robotics, and custom energy modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Sony 18650 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS SONY US18650-VTC6 3000mAh BATTERY","offer_id":46161297506467,"sku":"US18650-VTC6-3000mAh-1PCS","price":25.43,"currency_code":"USD","in_stock":true},{"title":"10PCS  SONY US18650-VTC6 3000mAh BATTERY","offer_id":46161297539235,"sku":"US18650-VTC6-3000mAh-10PCS","price":94.42,"currency_code":"USD","in_stock":true},{"title":"20PCS  SONY US18650-VTC6 3000mAh BATTERY","offer_id":46161297572003,"sku":"US18650-VTC6-3000mAh-20PCS","price":171.07,"currency_code":"USD","in_stock":true},{"title":"50PCS  SONY US18650-VTC6 3000mAh BATTERY","offer_id":46161297604771,"sku":"US18650-VTC6-3000mAh-50PCS","price":401.04,"currency_code":"USD","in_stock":true},{"title":"100PCS  SONY US18650-VTC6 3000mAh BATTERY","offer_id":46161297637539,"sku":"US18650-VTC6-3000mAh-100PCS","price":784.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/1_cbdde37a-652d-4023-8a7a-3c4cc1a3f37d.jpg?v=1790652884"},{"product_id":"sony-vtc5a-us18650vtc5a-2500mah-30a-li-ion-battery-for-power-tools-rc-diy-battery-packs-1-100-pcs","title":"Sony VTC5A US18650VTC5A 2500mAh 30A Li-ion Battery for Power Tools, RC \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Sony \/ Murata VTC5A US18650VTC5A ultra-high drain 30A 2500mAh lithium-ion cells for your power tools, RC models, FPV drones, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSony VTC5A US18650VTC5A 2500mAh 30A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is widely regarded as the gold standard in high-drain 18650 cylindrical cells. Manufactured by Sony \/ Murata and supplied by DXF POWER with strict quality grading, this flat-top bare cell delivers a solid 2500mAh capacity on a 3.6V–3.7V nominal platform with a true 30A constant continuous discharge rating. Celebrated for its low internal resistance, superb voltage retention under intense loads, and reliable thermal stability, the VTC5A is the top-tier choice for cordless power tools, RC models, FPV quadcopters, robotics, high-output flashlights, and custom DIY battery packs.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Sony \/ Murata VTC5A Cell:\u003c\/strong\u003e Authentic Grade-A 18650 cylindrical power cell acclaimed for unmatched high-drain stability and low internal resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e30A Constant Continuous Discharge:\u003c\/strong\u003e Delivers true 30A continuous current output without thermal cut-off, maintaining robust voltage under high amperage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e2500mAh High-Performance Capacity:\u003c\/strong\u003e Optimally balanced between high continuous current capability and dependable runtime\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCC-CV Charging Support:\u003c\/strong\u003e Recharges efficiently with 4.20V ± 0.05V termination voltage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 18650 Flat-Top Design:\u003c\/strong\u003e Standard dimensions of 18.4 mm diameter × 65.0 mm height with steel can, ideal for spot welding and custom pack builds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for single cell replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e Sony \/ Murata (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e US18650VTC5A (VTC5A \/ VTC5 Series)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Format:\u003c\/strong\u003e 18650 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemistry:\u003c\/strong\u003e Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e Without (Unprotected industrial bare cell; requires compatible device-level or pack-level protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 2500mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated \/ Nominal Voltage:\u003c\/strong\u003e 3.6V – 3.7V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Cycle Termination Voltage:\u003c\/strong\u003e 4.20V ± 0.05V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Method:\u003c\/strong\u003e Constant Current \/ Constant Voltage (CC-CV)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Discharge Current:\u003c\/strong\u003e 30A (Continuous)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-off Voltage:\u003c\/strong\u003e 2.50V (Do not discharge deeper than 2.5V)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Dimensions:\u003c\/strong\u003e Diameter: 18.4 mm × Height: 65.0 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e 46 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Cordless power tools, RC models \u0026amp; quadcopters, electric skateboards, LED flashlights, robotics, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSony VTC5A US18650VTC5A 2500mAh 30A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, tool testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Tool Pack Rebuilds:\u003c\/strong\u003e Perfect for rebuilding cordless power tool battery packs (drills, impact drivers, saws)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – High-Drain Modules:\u003c\/strong\u003e Ideal for RC quadcopters, robotics, and high-discharge auxiliary modules\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – Power \u0026amp; Mobility Modules:\u003c\/strong\u003e Tailored for electric skateboards, high-output scooters, and high-drain DIY battery packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Volume Pack Assembly:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode up to 4.20V.\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.25V per cell or discharge below 2.50V per cell.\u003c\/li\u003e\n\u003cli\u003eNever exceed the maximum continuous discharge current of 30A.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 18650 batteries in pockets, bags, or purses with metal objects like keys or coins; always store in an insulated battery case.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Sony \/ Murata VTC5A cells with authentic 2500mAh capacity and 30A high-drain output\u003c\/li\u003e\n\u003cli\u003eTested continuous discharge performance under demanding operational loads\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for contractors, RC hobbyists, drone pilots, and DIY pack fabricators demanding dependable 30A continuous high-drain output and proven reliability for heavy-duty power tools, quadcopters, robotics, and custom energy modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Sony 18650 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS SONYUS18650VTC5C 2500mAh 30A  BATTERY","offer_id":46161305174179,"sku":"US18650-VTC5C-2500mAh-1PCS","price":23.52,"currency_code":"USD","in_stock":true},{"title":"10PCS SONY VTC5C 18650 2600mAh 20A  BATTERY","offer_id":46161305206947,"sku":"US18650-VTC5C-2500mAh-10PCS","price":78.48,"currency_code":"USD","in_stock":true},{"title":"20PCS  SONYUS18650VTC5C 2500mAh 30A  BATTERY","offer_id":46161305239715,"sku":"US18650-VTC5C-2500mAh-20PCS","price":139.2,"currency_code":"USD","in_stock":true},{"title":"50PCS  SONYUS18650VTC5C 2500mAh 30A  BATTERY","offer_id":46161305272483,"sku":"US18650-VTC5C-2500mAh-50PCS","price":321.34,"currency_code":"USD","in_stock":true},{"title":"100PCS SONYUS18650VTC5C 2500mAh 30A  BATTERY","offer_id":46161305305251,"sku":"US18650-VTC5C-2500mAh-100PCS","price":624.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/1_ed6062f3-7ee3-4e05-a738-8cedde11459e.png?v=1790651538"},{"product_id":"samsung-inr21700-58e-5500mah-11a-li-ion-battery-for-e-bikes-flashlights-diy-battery-packs-1-100-pcs-副本","title":"Samsung INR21700-48X 4800mAh 9.6A Li-ion Battery for E-Bikes, Flashlights \u0026 DIY Battery Packs (1-100 PCS)","description":"\u003cdiv style=\"border-left:3px solid #d9d9d9;padding:14px 18px;margin-bottom:22px;\"\u003e\n\u003cp style=\"margin:0 0 12px;font-size:18px;font-weight:700;color:#1b16d8;\"\u003e🌐 Global Shipping from China – Rates \u0026amp; Delivery Times\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003e\u003ca href=\"https:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\" target=\"_blank\" rel=\"noopener\" style=\"color:#d64224;text-decoration:underline;\"\u003ehttps:\/\/dxf-hobby.store\/pages\/china-warehouse-shipping\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0;\"\u003eChoose your pack quantity (1–100 PCS) — genuine Samsung INR21700-48X ultra-long cycle life 4800mAh 3.64V lithium-ion cells for your electric mobility, high-lumen flashlights, and custom DIY battery projects.\u003c\/p\u003e\n\u003c\/div\u003e\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/dxf_552c7b88-2609-4f84-bed1-943e60c00cc8.png?v=1764311930\" alt=\"DXF global warehouse delivery network\" style=\"width:100%;height:auto;\"\u003e\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003eSamsung INR21700-48X 4800mAh 9.6A Continuous Discharge Li-ion Rechargeable Battery\u003c\/strong\u003e is an ultra-long cycle life 21700 cylindrical power cell engineered by Samsung SDI and supplied by DXF POWER with strict quality grading. Designed for applications requiring unprecedented longevity, this flat-top unprotected bare cell delivers a 4800mAh typical capacity (4650mAh minimum) on a 3.64V nominal platform with a dependable 9.6A (2C) continuous discharge rating. Featuring an extraordinary \u003cstrong\u003e3,000+ cycle life\u003c\/strong\u003e (retaining ≥70% capacity after 3,000 full cycles), the 48X is the ultimate long-term investment for electric bicycles (e-bikes), electric scooters, solar energy storage systems, robotics, LED flashlights, and custom DIY battery packs.\u003c\/p\u003e\u003ch2\u003eWatch DXF Batteries in Action\u003c\/h2\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/9yfcgnfSTk0\" title=\"Watch DXF Batteries in Action\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Samsung SDI 48X Cell:\u003c\/strong\u003e Authentic Grade-A 21700 cylindrical cell engineered by Samsung SDI for exceptional durability and long service life\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnmatched 3,000+ Cycle Life:\u003c\/strong\u003e Retains ≥70% of initial capacity even after 3,000 charge\/discharge cycles under recommended cycling conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4800mAh High Capacity:\u003c\/strong\u003e Typical 4800mAh (4650mAh minimum) capacity ensures prolonged runtime and consistent energy output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e9.6A Continuous Discharge:\u003c\/strong\u003e Delivers reliable 9.6A (2C) continuous current output for electric mobility and multi-cell pack applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 21700 Bare Cell Format:\u003c\/strong\u003e Dimensions of Φ 21.15 ± 0.20 mm diameter × 70.65 ± 0.15 mm height with flat top terminals, optimized for spot welding\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCC-CV Charging Support:\u003c\/strong\u003e Charges reliably to 4.20V (or 4.10V to achieve maximum 3,000+ cycle life) with 0.33C (1,584mA) standard charging current\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Pack Bundles:\u003c\/strong\u003e Available in 1, 10, 20, 50, and 100 piece packages for single cell replacements or large-scale pack fabrication\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrict Factory Quality Testing:\u003c\/strong\u003e Cells are inspected for voltage balance, internal resistance, and capacity consistency across every batch\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Battery\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand \/ Manufacturer:\u003c\/strong\u003e Samsung SDI (Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e INR21700-48X (48X, tube cell)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Type:\u003c\/strong\u003e 21700 Cylindrical Rechargeable Lithium-ion (Li-ion)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e None (Unprotected industrial bare cell; requires compatible device-level or pack-level protection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Discharge Capacity:\u003c\/strong\u003e 4800mAh (at 0.2C \/ 960mA discharge to 2.5V @ RT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMinimum Discharge Capacity:\u003c\/strong\u003e 4650mAh (1C = 4,800mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e Typ. 3.64V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax. Charging Voltage:\u003c\/strong\u003e 4.2V (4.10V recommended for maximum 3,000-cycle life)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Method:\u003c\/strong\u003e CC-CV (constant voltage with limited current)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Current Rate:\u003c\/strong\u003e 0.33C (1,584mA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge Cut-off Voltage:\u003c\/strong\u003e 2.5V (3.0V recommended for cycle life)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous Discharge Current:\u003c\/strong\u003e 9.6A (2C) continuous \/ 4.8A (1C) rated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCycle Life:\u003c\/strong\u003e Capacity ≥ 70% after 3,000 cycles (Charge: 1.0C \/ 4,800mA to 4.10V; Discharge: 1.0C \/ 4,800mA to 3.0V @ RT)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e Charge: 0°C to 50°C; Discharge: -30°C to 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e 1 year: -20°C to 25°C; 3 months: -40°C to 45°C; 1 month: -40°C to 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Dimensions:\u003c\/strong\u003e Diameter: Φ 21.15 ± 0.20 mm × Height: 70.65 ± 0.15 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e 68.0 g ± 1.5 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Electric bicycles (e-bikes), electric scooters, high-lumen flashlights, robotics, solar energy storage systems, and custom DIY battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Includes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSamsung INR21700-48X 4800mAh 9.6A battery cells, quantity chosen from 1, 10, 20, 50, or 100 PCS\u003c\/li\u003e\n\u003cli\u003eProtective packaging \/ cell box\u003c\/li\u003e\n\u003cli\u003eUser manual and battery safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eChoose Your Ideal Power Bundle\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 PCS – Quick Replacement \u0026amp; Testing:\u003c\/strong\u003e Single cell for flashlight upgrade, tool testing, or individual cell repair\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Small Pack Rebuilds:\u003c\/strong\u003e Perfect for rebuilding portable power banks and handheld devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – Auxiliary \u0026amp; Mobility Modules:\u003c\/strong\u003e Ideal for 24V\/36V auxiliary modules, robotics, and compact DIY power packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – Long-Life E-Bike \u0026amp; Scooter Battery Packs:\u003c\/strong\u003e Tailored for 3,000-cycle high-end 36V\/48V electric bike packs and solar storage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Volume Pack Assembly:\u003c\/strong\u003e Best value for workshops, custom pack assemblers, and volume battery builders\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePurchasing in bundles ensures matched cell batches for balanced series and parallel assembly.\u003c\/strong\u003e\u003c\/p\u003e\u003ch2\u003e180-Day Warranty \u0026amp; Customer Support\u003c\/h2\u003e\u003cp\u003eEvery cell batch supplied by DXF POWER is covered by a \u003cstrong\u003e180-day manufacturer warranty\u003c\/strong\u003e against defects in materials and craftsmanship. Our technical support team is always available to assist with charging parameters, pack layout recommendations, and safety practices.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse a dedicated lithium-ion smart charger supporting CC\/CV charging mode up to 4.20V (or 4.10V for extended 3,000-cycle longevity).\u003c\/li\u003e\n\u003cli\u003eNever charge above 4.20V per cell or discharge below 2.5V per cell.\u003c\/li\u003e\n\u003cli\u003eCharge within 0°C to 50°C; discharge within -30°C to 60°C.\u003c\/li\u003e\n\u003cli\u003eAlways inspect cell outer shrink wrap, insulator ring, and terminals for damage before use; rewrap immediately if damaged.\u003c\/li\u003e\n\u003cli\u003eNever carry loose 21700 batteries in pockets, bags, or purses with metal objects like keys or coins; special insulated battery cases are recommended.\u003c\/li\u003e\n\u003cli\u003eDo not short-circuit, crush, incinerate, puncture, or submerge cells in water.\u003c\/li\u003e\n\u003cli\u003eStore batteries at 3.60V–3.85V per cell in a cool, dry, well-ventilated location away from direct sunlight.\u003c\/li\u003e\n\u003cli\u003eWhen building multi-cell packs, always integrate a quality Battery Management System (BMS) with over-current, over-charge, over-discharge, and thermal balance protection.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Samsung SDI 48X cells with industry-benchmark 3,000-cycle longevity and 4800mAh capacity\u003c\/li\u003e\n\u003cli\u003eTested continuous discharge performance and superior thermal endurance\u003c\/li\u003e\n\u003cli\u003eCarefully matched batches for balanced series and parallel pack assembly\u003c\/li\u003e\n\u003cli\u003eStrict factory pre-shipment quality checks and secure protective packaging\u003c\/li\u003e\n\u003cli\u003eGlobal warehouse logistics network and professional technical customer support\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eEngineered for e-mobility builders, solar storage developers, DIY pack fabricators, and torch enthusiasts demanding reliable 4800mAh capacity, 9.6A continuous output, and extraordinary 3,000-cycle life for electric bikes, e-scooters, robotics, and custom energy storage modules.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Samsung 21700 performance.\u003c\/strong\u003e Learn more about setups and battery care on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" target=\"_blank\" rel=\"noopener\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"DXF POWER","offers":[{"title":"1PCS New Samsung INR21700-48X 4800mAh   BATTERY","offer_id":50540660326563,"sku":"INR21700-48X -4800mAh -1PCS","price":23.91,"currency_code":"USD","in_stock":true},{"title":"10PCS New Samsung INR21700-48X 4800mAh   BATTERY","offer_id":50540660359331,"sku":"INR21700-48X -4800mAh -10PCS","price":79.21,"currency_code":"USD","in_stock":true},{"title":"20PCS New Samsung INR21700-48X 4800mAh   BATTERY","offer_id":50540660392099,"sku":"INR21700-48X -4800mAh -20PCS","price":140.66,"currency_code":"USD","in_stock":true},{"title":"50PCS New Samsung INR21700-48X 4800mAh   BATTERY","offer_id":50540660424867,"sku":"INR21700-48X -4800mAh -50PCS","price":324.99,"currency_code":"USD","in_stock":true},{"title":"100PCS New Samsung INR21700-48X 4800mAh   BATTERY","offer_id":50540660457635,"sku":"INR21700-48X -4800mAh -100PCS","price":632.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/4_ba67b40b-3de0-4c0b-8493-b74146a35fde.png?v=1790646947"}],"url":"https:\/\/dxf-hobby.store\/hr-it\/collections\/18650-21700-battery.oembed","provider":"DXF POWER","version":"1.0","type":"link"}