{"product_id":"svolt-21700-5000mah-lithium-ion-cell","title":"SVOLT 21700 5000mAh 3.7V Rechargeable Li-ion Battery Cell","description":"\u003ch5\u003eSVOLT 21700 5000mAh Lithium-Ion Battery Cell\u003c\/h5\u003e\n\u003cp\u003eBuild a battery pack around the power your project needs. This rechargeable SVOLT 21700 cell combines a 5000mAh (5Ah) rated capacity with a 3.7V nominal voltage, providing approximately 18.5Wh of energy per cell. Its cylindrical 21700 format is suited to compatible custom battery packs for electric mobility, energy storage and other electronics projects.\u003c\/p\u003e\n\u003ch3\u003eKey specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell type:\u003c\/strong\u003e Rechargeable 21700 lithium-ion (NMC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e 5000mAh (5Ah)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal voltage:\u003c\/strong\u003e 3.7V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnergy:\u003c\/strong\u003e Approximately 18.5Wh per cell\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharge voltage:\u003c\/strong\u003e Up to 4.2V using a compatible CC-CV charger\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous discharge:\u003c\/strong\u003e Up to 10A, as listed in the product specifications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed dimensions:\u003c\/strong\u003e 21.6mm × 70.8mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003ePlan your next pack\u003c\/h3\u003e\n\u003cp\u003eWhether you are prototyping an e-bike pack or assembling a compact storage project, check your design's voltage, current, dimensions and protection requirements before choosing a cell. Use appropriate charging and battery-management protection; cell selection and pack assembly should be handled by someone qualified to work with lithium-ion batteries.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSVOLT 21700 5000mAh Lithium-Ion Battery Cell – High-Capacity Power Solution for EV \u0026amp; Energy Storage\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSVOLT 21700 5000mAh Li-ion cell\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a premium cylindrical battery designed for high-energy and mid-range discharge applications. With a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003enominal voltage of 3.7V\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ecapacity of 5000mAh (5Ah)\u003c\/strong\u003e, it delivers up to\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e18.5Wh per cell\u003c\/strong\u003e, making it ideal for use in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eelectric vehicle battery packs, solar energy storage systems, e-bikes, drones, power tools\u003c\/strong\u003e, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eindustrial backup solutions\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSVOLT 21700 NMC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCylindrical Lithium-Ion Rechargeable Cell (NMC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5000mAh (5Ah)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.7V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVoltage Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.5V (cut-off) to 4.2V (max charge)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnergy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≈ 18.5Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard Charge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5C (2.5A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Continuous Discharge\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePulse Discharge (≤10s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20A (with temp monitoring)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInternal Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≤ 20mΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCC-CV (Constant Current – Constant Voltage)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCycle Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≥ 1000 cycles @ 80% DOD (25°C, 0.5C\/0.5C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCell Chemistry\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNMC811 (Nickel Manganese Cobalt Oxide)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eBuilt with advanced\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eNMC chemistry (Nickel Manganese Cobalt)\u003c\/strong\u003e, the SVOLT 21700 cell offers superior energy density, longer cycle life, and stable discharge performance. It supports a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003econtinuous discharge current of 10A\u003c\/strong\u003e, with pulse discharges of up to 20A for high-power requirements. This makes it a reliable choice for applications demanding both long runtime and strong current output.\u003c\/p\u003e\n\u003cp\u003eDesigned to industry-standard\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e21700 dimensions (21.6mm × 70.8mm)\u003c\/strong\u003e, this cell provides greater capacity than typical 18650 cells without significantly increasing space or weight. With\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003einternal resistance under 20mΩ\u003c\/strong\u003e, it ensures low heat generation and high efficiency during charge and discharge cycles.\u003c\/p\u003e\n\u003cp\u003eThe SVOLT brand is known for its automotive-grade quality, offering\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eover 1000 charge\/discharge cycles\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eunder standard conditions. These cells are commonly used in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ecustom lithium-ion battery pack manufacturing\u003c\/strong\u003e, including\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esolar inverter batteries\u003c\/strong\u003e,\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ematerial handling equipment\u003c\/strong\u003e, and\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eelectric scooters\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWhether you’re building a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ecustom EV battery\u003c\/strong\u003e, a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esolar power bank\u003c\/strong\u003e, or a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ehigh-drain Li-ion pack\u003c\/strong\u003e, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSVOLT 21700 5000mAh cell\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edelivers consistent performance with excellent thermal stability and safety.\u003c\/p\u003e","brand":"Uttam Robotics","offers":[{"title":"Default Title","offer_id":54457510527289,"sku":null,"price":360.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0996\/0534\/8665\/files\/21700-3.7V-5Ah-SVOLT-battery.webp?v=1790680874","url":"https:\/\/uttamrobotics.com\/products\/svolt-21700-5000mah-lithium-ion-cell","provider":"Uttam Robotics","version":"1.0","type":"link"}