{"product_id":"jkbms-smart-bms-8s-20s-150a-1a-active-balance-built-in-bluetooth-with-rs485-pcb-battery-protection-board-for-li-ion-lifepo4-lto-battery-pack-jk-b1a20s15p","title":"JKBMS JK-B1A20S15P | 150A Smart BMS for Backup Power Supply \u0026 Small ESS | 8S-20S LiFePO4 Li-ion | 1A Active Balance","description":"\u003ch2\u003e150A with 1A Active Balance — Faster Equalization for 60V Systems — JKBMS JK-B1A20S15P\u003c\/h2\u003e\n\n\u003cp\u003eThe JK-B1A20S15P covers the 8S–20S voltage range (24V–60V) at 150A continuous current with 1A active balancing — the right fit for UPS backup power systems and electric sightseeing vehicles running at 48V–60V. With Bluetooth and UART for LCD display monitoring as standard, pack health is always visible.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCompatible chemistries: LiFePO4 \/ Li-ion \/ LTO\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eKey Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eJK-B1A20S15P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCell Configuration\u003c\/td\u003e\n\u003ctd\u003e8S – 20S (24V – 60V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous Current\u003c\/td\u003e\n\u003ctd\u003e150A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eActive Balance Current\u003c\/td\u003e\n\u003ctd\u003e1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandard Communication\u003c\/td\u003e\n\u003ctd\u003eBluetooth + UART (LCD display port)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Chemistry\u003c\/td\u003e\n\u003ctd\u003eLiFePO4, Li-ion, LTO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection\u003c\/td\u003e\n\u003ctd\u003eOver-charge, Over-discharge, Over-current, Short-circuit, Over\/Under-temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eVoltage Platform \u0026amp; Load Class — Where This BMS Fits\u003c\/h2\u003e\n\n\u003ch3\u003e📊 20S (60V) — Light to Mid-Load Applications at 150A\u003c\/h3\u003e\n\u003cp\u003eThe 20S platform at 60V covers electric sightseeing vehicles and UPS systems in the light-to-mid load category. At 150A, this BMS is sized for applications that need reliable protection and active balancing without the complexity of full inverter integration.\u003c\/p\u003e\n\n\u003ch3\u003e⚡ 1A Active Balancing — Consistent Performance Over Time\u003c\/h3\u003e\n\u003cp\u003eThe 1A active balancer continuously transfers energy between cells, keeping your pack balanced and efficient through every cycle — more usable capacity and longer pack life compared to passive alternatives.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eWho Is This BMS For?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e🛴 \u003cstrong\u003eElectric sightseeing vehicles\u003c\/strong\u003e (48V–60V, 150A)\u003c\/li\u003e\n\u003cli\u003e🔋 \u003cstrong\u003eUPS \u0026amp; backup power systems\u003c\/strong\u003e (24V–60V)\u003c\/li\u003e\n\u003cli\u003e📦 \u003cstrong\u003eTelecom backup battery packs\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e🏭 \u003cstrong\u003eOEM manufacturers\u003c\/strong\u003e of 24V–60V 150A lithium battery packs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eCompare Versions — Find the Right Fit\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eStandard (This Model)\u003c\/th\u003e\n\u003cth\u003eHC Version\u003c\/th\u003e\n\u003cth\u003eHCR Version\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUART (LCD port)\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCAN Bus\u003c\/td\u003e\n\u003ctd\u003e❌\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeating Film Control\u003c\/td\u003e\n\u003ctd\u003e❌\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003ctd\u003e❌\u003c\/td\u003e\n\u003ctd\u003e❌\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoft Parallel (PLINK Module)\u003c\/td\u003e\n\u003ctd\u003e❌\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHard Parallel (Parallel Module)\u003c\/td\u003e\n\u003ctd\u003e❌\u003c\/td\u003e\n\u003ctd\u003e❌\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuzzer Alert\u003c\/td\u003e\n\u003ctd\u003e❌\u003c\/td\u003e\n\u003ctd\u003e❌\u003c\/td\u003e\n\u003ctd\u003e✅\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003e📩 Not sure which version fits? \u003ca href=\"\/en-eu\/pages\/contact\"\u003eContact us\u003c\/a\u003e.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eOEM \/ ODM \u0026amp; Bulk Orders\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e📩 For wholesale pricing, MOQ, and custom configurations, please \u003ca href=\"\/en-eu\/pages\/contact\"\u003econtact us\u003c\/a\u003e directly.\u003c\/strong\u003e\u003c\/p\u003e","brand":"JKBMS","offers":[{"title":"JK-B1A20S15P","offer_id":47769220055178,"sku":"JK-B1A20S15P","price":75.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/0591\/1434\/files\/B1A20S15P_3f6bfe7c-6836-46e7-ab0e-c1948a580f14.jpg?v=1775495692","url":"https:\/\/jkbms-ess.com\/en-eu\/products\/jkbms-smart-bms-8s-20s-150a-1a-active-balance-built-in-bluetooth-with-rs485-pcb-battery-protection-board-for-li-ion-lifepo4-lto-battery-pack-jk-b1a20s15p","provider":"JKBMS-ESS","version":"1.0","type":"link"}