{"product_id":"lishen-lr2170sz-5000mah-15a-21700-li-ion-cell-for-protected-energy-storage-outdoor-power-long-runtime-packs-1-100-pcs","title":"LISHEN LR2170SZ 5000mAh 15A 21700 Li-ion Cell for Protected Energy Storage, Outdoor Power \u0026 Long-Runtime 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;\"\u003eGlobal 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\" target=\"_blank\"\u003eChina warehouse shipping information\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eSelect 1, 10, 20, 50 or 100 PCS – LISHEN LR2170SZ 5000mAh nominal 21700 cells for professionally protected long-runtime battery packs.\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\u003eLISHEN LR2170SZ 21700 lithium-ion cell\u003c\/strong\u003e is a high-capacity option for professionally built packs where runtime matters more than extreme discharge bursts. The supplied specification image lists \u003cstrong\u003e5000mAh nominal\u003c\/strong\u003e and \u003cstrong\u003e4900mAh rated\u003c\/strong\u003e capacity at 0.2C, 3.6V nominal voltage and \u003cstrong\u003e15A maximum discharge\u003c\/strong\u003e. It is better suited to compatible protected energy-storage, outdoor-power and moderate-current designs than high-current racing RC applications.\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;\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-capacity 21700 format:\u003c\/strong\u003e 5000mAh nominal \/ 4900mAh rated at 0.2C, as listed in the supplied specification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e15A maximum discharge:\u003c\/strong\u003e Intended for loads within the cell and pack design limits, not ultra-high-drain racing builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3.6V nominal voltage:\u003c\/strong\u003e Charge limit 4.2V; discharge limit 2.5V as listed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAC internal resistance:\u003c\/strong\u003e 14mΩ typical in the supplied specification.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-runtime focus:\u003c\/strong\u003e For appropriate protected portable-power and storage assemblies.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications, Per Cell\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer:\u003c\/strong\u003e LISHEN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e LR2170SZ (21SZ in supplied specification)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell format:\u003c\/strong\u003e 21700 rechargeable lithium-ion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal capacity at 0.2C:\u003c\/strong\u003e 5000mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRated capacity at 0.2C:\u003c\/strong\u003e 4900mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal voltage:\u003c\/strong\u003e 3.6V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge voltage limit:\u003c\/strong\u003e 4.2V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge voltage limit:\u003c\/strong\u003e 2.5V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard charge current:\u003c\/strong\u003e 1A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge current used for cycle test:\u003c\/strong\u003e 2.5A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge current used for cycle test:\u003c\/strong\u003e 5A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum discharge current:\u003c\/strong\u003e 15A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAC internal resistance:\u003c\/strong\u003e 14mΩ typical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge temperature, cell surface:\u003c\/strong\u003e 0°C to 50°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDischarge temperature, cell surface:\u003c\/strong\u003e −20°C to 60°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCycle-test result:\u003c\/strong\u003e 80% capacity at 800 cycles under the listed 2.5A charge \/ 5A discharge, 2.75–4.2V test conditions; actual life depends on use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 70g typical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGravimetric energy density at 0.2C:\u003c\/strong\u003e 257Wh\/kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVolumetric energy density at 0.2C:\u003c\/strong\u003e 724Wh\/L\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003ePackage Options\u003c\/h2\u003e\u003cp\u003eSelect 1, 10, 20, 50 or 100 cells according to the chosen product option. Verify the selected option and pricing before checkout.\u003c\/p\u003e\u003ch2\u003eIntended Applications\u003c\/h2\u003e\u003cp\u003eFor qualified integrators building protected, moderate-current battery packs for portable energy storage, outdoor power supplies, long-runtime electronics and compatible lower-drain model applications. Not recommended for racing RC vehicles or aircraft that demand high burst currents.\u003c\/p\u003e\u003ch2\u003eUsage \u0026amp; Safety Guidelines\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUse only with compatible charging controls, cell protection, insulation and a professionally designed pack. Do not use a loose unprotected cell in a consumer device.\u003c\/li\u003e\n\u003cli\u003eDo not exceed the listed 4.2V charge limit, discharge below 2.5V, or exceed the 15A maximum discharge rating.\u003c\/li\u003e\n\u003cli\u003eInspect the wrapper and terminals; never use damaged cells or carry cells loose with metal objects.\u003c\/li\u003e\n\u003cli\u003eFollow the pack design and verify cell condition and voltage balance before connecting multiple cells.\u003c\/li\u003e\n\u003cli\u003eFor extended storage, store partially charged in a cool, dry location and follow the manufacturer's detailed handling instructions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhy Choose DXF?\u003c\/h2\u003e\u003cp\u003eSelect a quantity that suits your professionally protected long-runtime pack project, and verify the cell specifications against your equipment before assembly.\u003c\/p\u003e\u003ch2\u003ePerfect For\u003c\/h2\u003e\u003cp\u003eProtected portable-power and energy-storage packs where 5000mAh nominal capacity is more important than extreme discharge current.\u003c\/p\u003e\u003chr\u003e\u003cp\u003eExplore battery content on the \u003ca href=\"https:\/\/www.youtube.com\/@stevehou8316\" rel=\"noopener\" target=\"_blank\"\u003eDXF YouTube channel\u003c\/a\u003e.\u003c\/p\u003e","brand":"LISHEN","offers":[{"title":"1PCS LISHEN LR2170SZ 5000MAH  BATTERY","offer_id":67593682780323,"sku":"LR2170SZ-5000mAh-1PCS","price":23.36,"currency_code":"USD","in_stock":true},{"title":"10PCS LISHEN LR2170SZ 5000MAH  BATTERY","offer_id":67593682813091,"sku":"LR2170SZ-5000mAh-10PCS","price":73.73,"currency_code":"USD","in_stock":true},{"title":"20PCS  LISHEN LR2170SZ 5000MAH  BATTERY","offer_id":67593682845859,"sku":"LR2170SZ-5000mAh-20PCS","price":129.7,"currency_code":"USD","in_stock":true},{"title":"50PCS  LISHEN LR2170SZ 5000MAH  BATTERY","offer_id":67593682878627,"sku":"LR2170SZ-5000mAh-50PCS","price":297.62,"currency_code":"USD","in_stock":true},{"title":"100PCS  LISHEN LR2170SZ 5000MAH  BATTERY","offer_id":67593682911395,"sku":"LR2170SZ-5000mAh-100PCS","price":577.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0484\/7691\/3827\/files\/7_e3658f60-4a81-41db-80ce-5cbfb68dee3f.png?v=1790919410","url":"https:\/\/dxf-hobby.store\/it-hu\/products\/lishen-lr2170sz-5000mah-15a-21700-li-ion-cell-for-protected-energy-storage-outdoor-power-long-runtime-packs-1-100-pcs","provider":"DXF POWER","version":"1.0","type":"link"}