{"product_id":"jk-b5a24s-active-balancer","title":"JKBMS Active Balancer JK-B5A24S — 5A 2~24S Battery Equalizer for Commercial ESS","description":"\u003ch2\u003eJKBMS JK-B5A24S — 5A Active Battery Balancer for 2~24S Commercial \u0026amp; Industrial Packs\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eJK-B5A24S\u003c\/strong\u003e is built for demanding commercial and industrial battery applications where fast, continuous cell balancing is non-negotiable. Delivering a constant \u003cstrong\u003e5A balancing current\u003c\/strong\u003e via ultracapacitor energy transfer, it handles large-capacity packs with ease — keeping every cell in tight voltage alignment and the system running at peak efficiency.\u003c\/p\u003e\u003cp\u003eWith a built-in \u003cstrong\u003epower-on switch\u003c\/strong\u003e, cascade support for systems beyond 24S, and optional RS485 or CAN communication, the JK-B5A24S integrates seamlessly into professional energy storage installations. It also serves as a powerful tool for \u003cstrong\u003elarge-capacity battery pack recovery\u003c\/strong\u003e — rapidly restoring heavily imbalanced or degraded cells.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e5A constant active balancing current\u003c\/strong\u003e — high-speed equalization for large-capacity cells\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\u003eBattery pack recovery\u003c\/strong\u003e — ideal for restoring large degraded or imbalanced packs\u003c\/li\u003e\n\u003cli\u003eDimensions: 142.5 × 134.3 × 37.8 mm | Weight: 1.4kg\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: 5A (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: 142.5 × 134.3 × 37.8 mm\u003c\/li\u003e\n\u003cli\u003eWeight: 1.4kg\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCommercial energy storage systems (ESS) — large-format LiFePO4 packs\u003c\/li\u003e\n\u003cli\u003eIndustrial backup power with high-capacity cells\u003c\/li\u003e\n\u003cli\u003eSolar power stations requiring fast balancing\u003c\/li\u003e\n\u003cli\u003eLarge-capacity battery pack recovery and maintenance\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":49553897160842,"sku":"JK-B5A24S","price":227.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0591\/1434\/files\/JKBMS_JK-B5A24S_5A_Active_Battery_Balancer_for_2_24S_LiFePO4_Commercial_ESS_Battery_Packs.jpg?v=1781547641","url":"https:\/\/jkbms-ess.com\/en-eu\/products\/jk-b5a24s-active-balancer","provider":"JKBMS-ESS","version":"1.0","type":"link"}