{"product_id":"src-jk-2715-jkbms-b2a24s20p-7s-24s-active-balance-bms-balance-current-2a-continuous-current-200a-lifepo4-li-ion-lto-battery","title":"JKBMS B2A24S20P Active Balance BMS 7S-24S 200A, 2A Balancer, Bluetooth, RS485, CANBUS\/HEAT","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003e\u003ca href=\"https:\/\/tsolar.top\/collections\/jkbms-jikong-bms\" title=\"JKBMS - JIKONG BMS\"\u003eJKBMS\u003c\/a\u003e B2A24S20P is an Active Balance \u003ca href=\"https:\/\/tsolar.top\/collections\/battery-bms\" title=\"Battery BMS\"\u003eBMS\u003c\/a\u003e for LiFePO4, Li-ion, and LTO battery packs, featuring 2A active balancing, built-in Bluetooth monitoring, and RS485 communication (with CANBUS\/HEAT available as customized interfaces). It supports 7S–24S (Li-ion), 8S–24S (LiFePO4), and 12S–24S (LTO) configurations with 200A continuous charge\/discharge capability.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eActive Balance (Full State On), balance current: 2A (2000mA)\u003c\/li\u003e\n\u003cli\u003eContinuous current: 200A (charge\/discharge)\u003c\/li\u003e\n\u003cli\u003eMaximum discharge current (MAX 2 min): 350A\u003c\/li\u003e\n\u003cli\u003eBuilt-in Bluetooth; supports Android \/ iOS phone monitoring\u003c\/li\u003e\n\u003cli\u003eDefault interface: RS485; customized interfaces: CANBUS\/HEAT\u003c\/li\u003e\n\u003cli\u003eCommon port (same port) wiring output\u003c\/li\u003e\n\u003cli\u003eSupports short circuit protection and temperature protection\u003c\/li\u003e\n\u003cli\u003eSupports single cell voltage dropout detection\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor pre-sales compatibility checks and wiring\/support questions, contact \u003ca href=\"https:\/\/tsolar.top\/\"\u003ehttps:\/\/tsolar.top\/\u003c\/a\u003e or email \u003ca href=\"mailto:service@tsolar.top\"\u003eservice@tsolar.top\u003c\/a\u003e.\u003c\/p\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eB2A24S20P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery chemistry support \/ strings\u003c\/td\u003e\n\u003ctd\u003eLi-ion: 7S-24S; LiFePO4: 8S-24S; LTO: 12S-24S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBalance method\u003c\/td\u003e\n\u003ctd\u003eActive Balance (Full State On)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBalance current\u003c\/td\u003e\n\u003ctd\u003e2A (2000mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous charge current\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContinuous discharge current\u003c\/td\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum discharge current (MAX 2 min)\u003c\/td\u003e\n\u003ctd\u003e350A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver charge protection current (ADJ)\u003c\/td\u003e\n\u003ctd\u003e10-200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConductive resistance in main circuit\u003c\/td\u003e\n\u003ctd\u003e0.47mΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower supply mode\u003c\/td\u003e\n\u003ctd\u003eThe battery pack is self-powered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring output\u003c\/td\u003e\n\u003ctd\u003eCommon Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSingle cell voltage range\u003c\/td\u003e\n\u003ctd\u003e1-5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSingle cell voltage detection range\u003c\/td\u003e\n\u003ctd\u003e0-5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSingle cell voltage detection error\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;10mV over full operating range; typical error value \u0026lt;5mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage acquisition accuracy\u003c\/td\u003e\n\u003ctd\u003e±5mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal voltage detection range\u003c\/td\u003e\n\u003ctd\u003e0-100V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal voltage detection accuracy\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.5%FSR (FSR = full scale)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent sense shunt\u003c\/td\u003e\n\u003ctd\u003e-150A~300A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent sense error\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.5%FSR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSoC estimation accuracy\u003c\/td\u003e\n\u003ctd\u003eError \u0026lt;8% (operating conditions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery remaining capacity error\u003c\/td\u003e\n\u003ctd\u003eError range is less than 8%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Cycle AH cumulative value\u003c\/td\u003e\n\u003ctd\u003eHalf of the charge\/discharge value\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver charge protection voltage\u003c\/td\u003e\n\u003ctd\u003e1.2-4.35V Adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver charge release voltage\u003c\/td\u003e\n\u003ctd\u003e1.2-4.35V Adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver discharge protection voltage\u003c\/td\u003e\n\u003ctd\u003e1.2-4.35V Adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver discharge release voltage\u003c\/td\u003e\n\u003ctd\u003e1.2-4.35V Adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOver current detect delay\u003c\/td\u003e\n\u003ctd\u003e2~120S Adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature detection range\u003c\/td\u003e\n\u003ctd\u003e-40~125°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eQuantity of temperature detection\u003c\/td\u003e\n\u003ctd\u003e3 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-40~85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStoring temperature\u003c\/td\u003e\n\u003ctd\u003e-40~95°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating power consumption\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;5mA (without communication) \/ 15mA (485\/CAN)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandby power consumption\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;2mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterfaces (default)\u003c\/td\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterfaces (customized)\u003c\/td\u003e\n\u003ctd\u003eCANBUS\/HEAT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth function\u003c\/td\u003e\n\u003ctd\u003eSupport for Android \u0026amp; iOS phone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuilt-in Bluetooth module\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoulomb counter\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShort circuit protection\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemp protection\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e162*102*20mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eCommunication \u0026amp; Interface Notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRS485: by default\u003c\/li\u003e\n\u003cli\u003eCANBUS: needs customization\u003c\/li\u003e\n\u003cli\u003eLCD: by default\u003c\/li\u003e\n\u003cli\u003eHeat function: needs customization\u003c\/li\u003e\n\u003c\/ul\u003e\u003cul\u003e\n\u003cli\u003eCAN\/RS485 connector (CANBUS): GND, CAN_H, CAN_L\u003c\/li\u003e\n\u003cli\u003eRS485 connector: GND, RX, TX, VCC\u003c\/li\u003e\n\u003cli\u003eLCD connector: K-, K+, GND, B, A, VCC\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProtection Functions\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eOver charge protection\u003c\/li\u003e\n\u003cli\u003eShort circuit protection\u003c\/li\u003e\n\u003cli\u003eOver discharge protection\u003c\/li\u003e\n\u003cli\u003eOver current protection\u003c\/li\u003e\n\u003cli\u003eAll-in protection (prevents cable drop or poor contact)\u003c\/li\u003e\n\u003cli\u003eOver temperature protection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSmart Energy Working Mode Switching\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Mode:\u003c\/strong\u003e In transportation\/storage\/offline or wireless transmission off mode, the BMS is in storage mode and does not consume battery pack current.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNormal Working Mode:\u003c\/strong\u003e When the charger is inserted in storage mode and off mode, the BMS immediately returns to normal working; protection, equalization, and communication functions return to normal working.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShutdown:\u003c\/strong\u003e The BMS has an automatic shutdown voltage and automatically shuts down when a cell falls below the shutdown voltage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandby Mode:\u003c\/strong\u003e When the battery pack is static (no charge\/discharge current and no equilibrium current), the BMS automatically enters standby after the set time (1-30 days can be set) is exceeded.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLiFePO4 \/ Li-ion \/ LTO battery packs requiring active balancing and 200A continuous current management\u003c\/li\u003e\n\u003cli\u003eEnergy storage battery packs where Bluetooth monitoring and RS485 communication are needed\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"JKBMS active balance BMS control module with wiring leads for lithium battery packs\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S20P-7S-24S-Active-Balance-BMS-Balance-Current-2A.jpg?v=1780117405\"\u003e\u003cimg alt=\"JKBMS B2A24S20P active balancing BMS with Bluetooth and RS485 communication leads\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S20P-7S-24S-Active-Balance-BMS-Balance-Current-2A_5542775f-c6cd-454b-9928-416bfa23b3e5.jpg?v=1780117413\"\u003e\u003cimg alt=\"Exploded view of the BMS housing showing internal PCB, components, and connector layout\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S20P-7S-24S-Active-Balance-BMS-Balance-Current-2A.png?v=1780117423\"\u003e\u003cimg alt=\"RS485\/CANBUS\/LCD port header pinout labels for the BMS communication and display connections\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S20P-7S-24S-Active-Balance-BMS-Balance-Current-2A_d985a5c0-3772-4260-b005-9ebc1cdcc60d.jpg?v=1780117431\"\u003e\u003cimg alt=\"Bluetooth monitoring app screen showing pack voltage, balance status, and cell voltage list\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S20P-7S-24S-Active-Balance-BMS-Balance-Current-2A_3405e9b9-ae7f-475b-ba49-8bf1f97e835d.jpg?v=1780117439\"\u003e\u003cimg alt=\"Mobile app menus for chemistry selection, wire resistance check, and live pack\/cell status dashboard\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S20P-7S-24S-Active-Balance-BMS-Balance-Current-2A_1c68a0f4-92ce-4794-a4b1-361bc3599665.jpg?v=1780117445\"\u003e\u003cimg alt=\"Active balancing protection overview showing overcharge, overdischarge, short circuit, and temperature safety\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S20P-7S-24S-Active-Balance-BMS-Balance-Current-2A_62e8ca29-68df-405d-83f0-854d914b451b.jpg?v=1780117452\"\u003e\u003cimg alt=\"Smart working mode switching flowchart for storage, normal working, standby, and shutdown modes\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S20P-7S-24S-Active-Balance-BMS-Balance-Current-2A_385cc042-e973-4400-8e00-dcebd8ee64a2.jpg?v=1780117460\"\u003e\u003cimg alt=\"Specification comparison table listing supported series counts, balance current, and interface options for models\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S20P-7S-24S-Active-Balance-BMS-Balance-Current-2A_e94e6745-dca7-4999-8c6f-5e8f7ba5fd74.jpg?v=1780117468\"\u003e\n\u003c\/div\u003e","brand":"JIKONG","offers":[{"title":"Default Title","offer_id":52312382701842,"sku":"jk-2715-","price":147.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0863\/2860\/6994\/files\/JKBMS-7S-24S-Active-Balance-BMS-Balance-Current-0.6A-2A-Continuous-Current-100A-200A-Lifepo4-li-ion-LTO-Battery-5-1_397e6588-3578-4968-bcef-823bac24ec50.jpg?v=1780068668","url":"https:\/\/tsolar.top\/products\/src-jk-2715-jkbms-b2a24s20p-7s-24s-active-balance-bms-balance-current-2a-continuous-current-200a-lifepo4-li-ion-lto-battery","provider":"TSolar","version":"1.0","type":"link"}