{"product_id":"molicel-inr21700-p45b-4500mah-45a-li-ion-battery-for-power-tools-e-bikes-diy-battery-packs-1-100-pcs","title":"Molicel INR21700-P45B 4500mAh 45A 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: 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 Molicel INR21700-P45B next-generation 4500mAh 45A continuous ultra-high-drain 21700 lithium-ion cells for power tools, electric bicycles, eVTOL, 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\u003eMolicel INR21700-P45B 4500mAh 45A Continuous Discharge 21700 Li-ion Rechargeable Battery\u003c\/strong\u003e is an industry-redefining next-generation power cell manufactured by E-One Moli Energy (Molicel) and supplied by DXF POWER with strict quality grading. Featuring 7% higher capacity and 22% lower DC resistance than the renowned P42A, this flat-top bare cell delivers 4500mAh typical capacity (16.2Wh) on a 3.6V nominal platform with an impressive 45A maximum continuous discharge rating (up to 120W continuous per cell) and an ultra-low typical impedance of only 7 mΩ (AC 1kHz). With enhanced 3C \/ 13.5A fast charging capability, superior in-cell thermal control, and a wide operating temperature range from -40°C to 60°C, the P45B is the premier choice for hyper-performance electric vehicles, eVTOL aircraft, micro-mobility, heavy-duty cordless power tools, 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 Molicel INR21700-P45B Cell:\u003c\/strong\u003e Next-generation Grade-A 21700 cell by E-One Moli Energy featuring 22% lower DC internal resistance and 7% higher capacity than P42A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4500mAh High Capacity:\u003c\/strong\u003e Delivers 4500mAh typical capacity (16.2Wh) with high energy density (643 Wh\/L, 242 Wh\/kg) for extended operational runtimes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e45A Constant Continuous Discharge:\u003c\/strong\u003e Unyielding 45A continuous discharge performance delivering up to 120W sustained power per cell without thermal throttling\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Low Impedance (≤13.8 mΩ DCIR):\u003c\/strong\u003e Typical AC impedance of 7 mΩ at 1kHz; ensures minimal heat generation and maximum voltage retention under load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior 3C Fast Charging:\u003c\/strong\u003e High-speed 13.5A continuous charging capability allows a standard full recharge in just 1.5 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptimized Thermal Management:\u003c\/strong\u003e Advanced internal cell construction reduces core temperature variance by 3–4°C for enhanced longevity (500+ cycles at 80% retention)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 21700 Flat-Top Design:\u003c\/strong\u003e Max. 21.6 mm diameter × 70.2 mm height and ~69 g weight, ideal for precision 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 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 Molicel (E-One Moli Energy \/ Supplied by DXF POWER)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel \/ Part No.:\u003c\/strong\u003e INR-21700-P45B (P45B)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Format:\u003c\/strong\u003e 21700 Cylindrical Rechargeable Lithium-ion (INR)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePositive Pole:\u003c\/strong\u003e Flat (Flat Top)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan Material:\u003c\/strong\u003e Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Circuit:\u003c\/strong\u003e Without (Unprotected industrial bare cell; requires compatible BMS \/ protection circuit)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Capacity:\u003c\/strong\u003e 4500mAh (16.2Wh)\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\u003eMax. Continuous Discharge Current:\u003c\/strong\u003e 45A (with 45°C cut-off, up to 120W continuous)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Charge Current:\u003c\/strong\u003e 13.5A continuous charge (up to 3C rate)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Charging Time:\u003c\/strong\u003e 1.5 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Impedance (AC 1kHz, 30% SOC):\u003c\/strong\u003e 7 mΩ\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTypical Impedance (DC, 50% SOC):\u003c\/strong\u003e 15 mΩ (Max. DCIR ≤ 13.8 mΩ)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy Density:\u003c\/strong\u003e 643 Wh\/L (Volumetric) \/ 242 Wh\/kg (Gravimetric)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e Charge: 0°C to 60°C \/ Discharge: -40°C to 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCycle Life:\u003c\/strong\u003e 500+ cycles at high-rate discharge (80% capacity retention)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Dimensions:\u003c\/strong\u003e Max. Diameter: 21.6 mm × Max. Height: 70.2 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Weight:\u003c\/strong\u003e Max. 69.0 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e Electric vehicles (EV), eVTOL aircraft, micro-mobility, electric bikes \u0026amp; scooters (e-bikes), heavy-duty power tools, and custom DIY lithium projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Includes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eMolicel INR21700-P45B 4500mAh 45A 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 – Single Cell Replacement:\u003c\/strong\u003e Quick replacement for high-drain torches, individual test benches, or handheld tools\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10 PCS – Portable High-Drain Modules:\u003c\/strong\u003e Ideal for high-output dive lights, drone gear, and compact robotics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20 PCS – High-Power Mobile Modules:\u003c\/strong\u003e Perfect for 18V\/24V cordless power tool battery rebuilds and portable power modules\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e50 PCS – E-Bike \u0026amp; Scooter Battery Packs:\u003c\/strong\u003e Optimized quantity for assembling high-current 36V\/48V light electric vehicle packs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100 PCS – Volume Assembly Bulk Set:\u003c\/strong\u003e Best value for workshops, battery rebuilders, and custom pack manufacturers\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 45A.\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\n\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Grade-A Molicel INR21700-P45B cells with authentic 4500mAh capacity and 45A continuous output\u003c\/li\u003e\n\u003cli\u003eIndustry-leading 7 mΩ AC impedance and ultra-fast 13.5A (3C) charging capability\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, eVTOL developers, power tool rebuilders, and DIY pack fabricators demanding high 4500mAh capacity and 45A continuous discharge with ultra-low internal resistance for next-generation electric mobility, heavy-duty cordless equipment, and custom energy modules.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003ePower your projects with trusted Molicel 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 Molicel INR21700-P45B 4500mAh  BATTERY","offer_id":67583129288867,"sku":"INR21700-P45B-4500mAh-1PCS","price":26.98,"currency_code":"USD","in_stock":true},{"title":"10PCS Molicel INR21700-P45B 4500mAh  BATTERY","offer_id":67583129321635,"sku":"INR21700-P45B-4500mAh-10PCS","price":109.93,"currency_code":"USD","in_stock":true},{"title":"20PCS Molicel INR21700-P45B 4500mAh  BATTERY","offer_id":67583129354403,"sku":"INR21700-P45B-4500mAh-20PCS","price":202.1,"currency_code":"USD","in_stock":true},{"title":"50PCS Molicel INR21700-P45B 4500mAh  BATTERY","offer_id":67583129387171,"sku":"INR21700-P45B-4500mAh-50PCS","price":478.61,"currency_code":"USD","in_stock":true},{"title":"100PCS Molicel INR21700-P45B 4500mAh  BATTERY","offer_id":67583129419939,"sku":"INR21700-P45B-4500mAh-100PCS","price":939.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/5_11412448-cc0e-40ac-acd9-d8d0a8aee723.png?v=1790751393","url":"https:\/\/dxf-hobby.store\/uk-gb\/products\/molicel-inr21700-p45b-4500mah-45a-li-ion-battery-for-power-tools-e-bikes-diy-battery-packs-1-100-pcs","provider":"DXF POWER","version":"1.0","type":"link"}