{"product_id":"tenpower-50xg-21700-5000mah-90a-battery","title":"TENPOWER 50XG 21700 5000mAh 90A Tabless Battery","description":"\u003ch4\u003eKey Features\u003c\/h4\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eHigh Energy Capacity:\u003c\/strong\u003e 5000mAh nominal capacity supports extended runtime in demanding applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExtreme Discharge Capability:\u003c\/strong\u003e Up to 40A continuous discharge without temperature cutoff and up to 90A with 75°C cutoff.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eUltra-Low Internal Resistance:\u003c\/strong\u003e ≤4mΩ (AC 1kHz @ 25°C, 30% SOC) minimizes voltage sag and improves efficiency.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh-Power INR Chemistry:\u003c\/strong\u003e Lithium-ion formulation optimized for stability, performance, and durability.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFlat Top Unprotected Design:\u003c\/strong\u003e Intended for integration into engineered battery packs with appropriate BMS and protection circuitry.\u003c\/li\u003e \u003c\/ul\u003e \u003ch4\u003eOverview\u003c\/h4\u003e \u003cp\u003eThe TENPOWER INR21700-50XG is a high-output lithium-ion battery cell engineered for professional applications that demand both high current delivery and strong energy density. Featuring a 5000mAh nominal capacity and exceptionally low internal resistance, the 50XG provides stable voltage performance and reduced thermal stress under load. Designed for battery pack assembly, this flat-top unprotected cell delivers up to 40A continuous discharge — and up to 90A continuous when operating with a temperature cutoff — making it ideal for advanced power systems and high-performance mobility solutions.\u003c\/p\u003e \u003ch4\u003eApplications \/ Uses\u003c\/h4\u003e \u003cul\u003e \u003cli\u003eElectric vehicles and e-mobility systems\u003c\/li\u003e \u003cli\u003eHigh-performance battery pack assemblies\u003c\/li\u003e \u003cli\u003ePower tools and industrial equipment\u003c\/li\u003e \u003cli\u003eRobotics and automation platforms\u003c\/li\u003e \u003cli\u003eEnergy storage systems (ESS)\u003c\/li\u003e \u003c\/ul\u003e \u003ch4\u003eSPECIFICATIONS\u003c\/h4\u003e \u003cdiv class=\"table-wrapper\"\u003e \u003ctable\u003e \u003ctbody\u003e \u003ctr\u003e\n\u003ctd\u003eBrand:\u003c\/td\u003e\n\u003ctd\u003eTENPOWER\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eModel:\u003c\/td\u003e\n\u003ctd\u003eINR21700-50XG\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eBattery Type:\u003c\/td\u003e\n\u003ctd\u003e21700 Lithium-Ion (INR)\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eNominal Capacity:\u003c\/td\u003e\n\u003ctd\u003e5000mAh\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eMinimum Capacity:\u003c\/td\u003e\n\u003ctd\u003e4950mAh\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eNominal Voltage:\u003c\/td\u003e\n\u003ctd\u003e3.6V\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eFull Charge Voltage:\u003c\/td\u003e\n\u003ctd\u003e4.2V (max 4.25V)\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eDischarge Cutoff Voltage:\u003c\/td\u003e\n\u003ctd\u003e2.5V\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eMax Continuous Discharge:\u003c\/td\u003e\n\u003ctd\u003e40A (no temp cutoff) \/ 90A (75°C cutoff)\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eMax Pulse Discharge:\u003c\/td\u003e\n\u003ctd\u003e140A (3 seconds)\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eStandard Charge Rate:\u003c\/td\u003e\n\u003ctd\u003e0.5C (2.5A, CCCV)\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eMax Charging Current:\u003c\/td\u003e\n\u003ctd\u003e15A\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eInternal Resistance:\u003c\/td\u003e\n\u003ctd\u003e≤4mΩ (AC 1kHz)\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eCycle Life:\u003c\/td\u003e\n\u003ctd\u003e≥500 cycles (≥60% capacity retention)\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eOperating Temperature:\u003c\/td\u003e\n\u003ctd\u003eCharge 0–45°C \/ Discharge −20–60°C\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eCell Surface Temperature:\u003c\/td\u003e\n\u003ctd\u003eDischarge up to 80°C\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eBattery Top:\u003c\/td\u003e\n\u003ctd\u003eFlat Top\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eProtected:\u003c\/td\u003e\n\u003ctd\u003eNo (Unprotected Cell)\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eDiameter:\u003c\/td\u003e\n\u003ctd\u003e≤21.50mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eLength:\u003c\/td\u003e\n\u003ctd\u003e≤70.50mm\u003c\/td\u003e\n\u003c\/tr\u003e \u003ctr\u003e\n\u003ctd\u003eWeight:\u003c\/td\u003e\n\u003ctd\u003e≤71g\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/tbody\u003e \u003c\/table\u003e \u003c\/div\u003e \u003chr\u003e","brand":"TENPOWER","offers":[{"title":"Default Title","offer_id":53800542699830,"sku":"TENPOWER-50XG","price":5.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0721\/2761\/1190\/files\/TENPOWER-50XG.jpg?v=1774023045","url":"https:\/\/18650battery.com\/products\/tenpower-50xg-21700-5000mah-90a-battery","provider":"18650Battery","version":"1.0","type":"link"}