{"product_id":"jk-b15a24s-active-balancer","title":"JKBMS Active Balancer JK-B15A24S — 15A 2~24S Industrial Battery Equalizer","description":"\u003ch2\u003eJKBMS JK-B15A24S — 15A Active Battery Balancer for 2~24S Industrial \u0026amp; Large-Scale Packs\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eJK-B15A24S\u003c\/strong\u003e is the industrial flagship of the JKBMS Active Balancer lineup — and the most powerful. Delivering a constant \u003cstrong\u003e15A balancing current\u003c\/strong\u003e via ultracapacitor energy transfer, it is engineered for the most demanding large-format battery systems where speed of equalization directly impacts system performance and uptime.\u003c\/p\u003e\u003cp\u003eAt 15A, it is not just a balancer — it is a \u003cstrong\u003ebattery recovery powerhouse\u003c\/strong\u003e. Heavily degraded or severely imbalanced large-capacity packs that would take days to recover with lower-current balancers can be brought back into alignment in a fraction of the time. For industrial ESS operators, battery maintenance professionals, and large-scale solar installations, the JK-B15A24S is the definitive tool.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e15A constant active balancing current\u003c\/strong\u003e — fastest in the JKBMS lineup, maximum equalization speed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports 2~24S configurations\u003c\/strong\u003e — LiFePO4, Li-ion, LiPo, LTO, lead-acid\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCascade capable\u003c\/strong\u003e — expand beyond 24S by linking multiple units\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower-on switch\u003c\/strong\u003e — manual control over balancer activation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-precision voltage monitoring\u003c\/strong\u003e — ±3mV accuracy per cell\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth connectivity\u003c\/strong\u003e — monitor and configure via mobile app\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional RS485 or CAN communication\u003c\/strong\u003e (one of two, select at order)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptional temperature sensor\u003c\/strong\u003e input\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge-capacity battery pack recovery\u003c\/strong\u003e — rapidly restore severely imbalanced or degraded industrial packs\u003c\/li\u003e\n\u003cli\u003eDimensions: 175 × 155 × 45 mm | Weight: 2kg\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCell count: 2S ~ 24S\u003c\/li\u003e\n\u003cli\u003eBalancing current: 15A (constant)\u003c\/li\u003e\n\u003cli\u003eCell voltage range: 1V ~ 5V\u003c\/li\u003e\n\u003cli\u003eVoltage accuracy: ±3mV\u003c\/li\u003e\n\u003cli\u003eExternal power supply: DC 9~100V\u003c\/li\u003e\n\u003cli\u003ePower-on switch: Yes\u003c\/li\u003e\n\u003cli\u003eCascade: Supported\u003c\/li\u003e\n\u003cli\u003eDimensions: 175 × 155 × 45 mm\u003c\/li\u003e\n\u003cli\u003eWeight: 2kg\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eModel Comparison — Choosing the Right Current\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eCurrent\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eJK-B2A8S \/ B2A16S\u003c\/td\u003e\n\u003ctd\u003e2A\u003c\/td\u003e\n\u003ctd\u003eSmall to mid packs, maintenance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJK-DZ11 \/ DZ08\u003c\/td\u003e\n\u003ctd\u003e2A\u003c\/td\u003e\n\u003ctd\u003e24S with RS485\/CAN integration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJK-B4A24S\u003c\/td\u003e\n\u003ctd\u003e4A\u003c\/td\u003e\n\u003ctd\u003eLarge packs, faster balancing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJK-B5A24S\u003c\/td\u003e\n\u003ctd\u003e5A\u003c\/td\u003e\n\u003ctd\u003eCommercial ESS, recovery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eJK-B15A24S\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e15A\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eIndustrial, fastest recovery\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIndustrial and utility-scale energy storage systems\u003c\/li\u003e\n\u003cli\u003eLarge-format LiFePO4 pack recovery and maintenance\u003c\/li\u003e\n\u003cli\u003eHigh-capacity solar power stations\u003c\/li\u003e\n\u003cli\u003eProfessional battery service and repair operations\u003c\/li\u003e\n\u003cli\u003eMulti-unit cascade installations beyond 24S\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e📱 \u003cstrong\u003eBluetooth App:\u003c\/strong\u003e Available for iOS and Android — monitor cell voltages, balancing status, and configure parameters wirelessly.\u003c\/p\u003e\u003cp\u003e\u003csmall\u003e⚠️ \u003cstrong\u003eShipping Note:\u003c\/strong\u003e Default ships from China. US warehouse stock not currently available for this model. Contact us for lead time and shipping options. WhatsApp: \u003ca href=\"https:\/\/wa.me\/18189383175\"\u003e+1 818 938 3175\u003c\/a\u003e\u003c\/small\u003e\u003c\/p\u003e\u003cp\u003eNeed help? Contact us via WhatsApp: \u003ca href=\"https:\/\/wa.me\/18189383175\"\u003e+1 818 938 3175\u003c\/a\u003e | Email: service@jkbms-ess.com\u003c\/p\u003e","brand":"JKBMS","offers":[{"title":"Default Title","offer_id":49553922850954,"sku":"JK-B15A24S","price":330.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0591\/1434\/files\/JKBMS_JK-B15A24S_15A_Industrial_Active_Battery_Balancer_for_2_24S_LiFePO4_Large_Battery_Packs.jpg?v=1781548140","url":"https:\/\/jkbms-ess.com\/fr-eu\/products\/jk-b15a24s-active-balancer","provider":"JKBMS-ESS","version":"1.0","type":"link"}