{"product_id":"src-jk-3225-jkbms-b2a24s30p-hc-7s-24s-active-balance-bms-balance-current-2a-continuous-current-300a-lifepo4-li-ion-lto-battery","title":"JKBMS B2A24S30P-HC Active Balance BMS 7S-24S 2A Balancer 300A Smart BMS for LiFePO4\/Li-ion\/LTO","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThe \u003ca href=\"https:\/\/tsolar.top\/collections\/jkbms-jikong-bms\" title=\"JKBMS - JIKONG BMS\"\u003eJKBMS\u003c\/a\u003e B2A24S30P-HC is an active balance \u003ca href=\"https:\/\/tsolar.top\/collections\/smart-bms\" title=\"Smart BMS\"\u003esmart BMS\u003c\/a\u003e (battery management system) for multi-cell battery packs, with built-in Bluetooth for monitoring on Android\/iOS and support for RS485 communication. It supports Li-ion, LiFePO4, and LTO battery string configurations across 7S to 24S, and provides active balancing at 2A (Full State On).\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eActive balancing:\u003c\/strong\u003e 2000 mA (2A), Active Balance (Full State On)\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eBattery pack self-powered\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth built-in:\u003c\/strong\u003e supports Android \/ iOS phone\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommunication interfaces:\u003c\/strong\u003e RS485 (default); CANBUS\/HEAT (customized)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection functions (six security protection):\u003c\/strong\u003e over charge protection, short circuit protection, over discharge protection, over current protection, all-in protection (cable drop\/poor contact), over temp protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp usage notes:\u003c\/strong\u003e download the specified Bluetooth application and activate the BMS; open the Bluetooth application and find the relevant serial number to check data\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupport:\u003c\/strong\u003e single cell voltage dropout detection; short circuit protection; coulomb counter; temperature protection\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor wiring\/interface guidance and after-sales support, contact \u003ca href=\"https:\/\/tsolar.top\/\" rel=\"nofollow\"\u003ehttps:\/\/tsolar.top\/\u003c\/a\u003e or email service@tsolar.top.\u003c\/p\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eB2A24S30P-HC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of battery strings (general)\u003c\/th\u003e\n\u003ctd\u003e7S to 24S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of battery strings (Li-ion)\u003c\/th\u003e\n\u003ctd\u003e7S-24S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of battery strings (LiFePO4)\u003c\/th\u003e\n\u003ctd\u003e8S-24S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNumber of battery strings (LTO)\u003c\/th\u003e\n\u003ctd\u003e12S-24S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBalance method\u003c\/th\u003e\n\u003ctd\u003eActive Balance (Full State On)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBalance current\u003c\/th\u003e\n\u003ctd\u003e2A (2000 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eContinuous current\u003c\/th\u003e\n\u003ctd\u003e300A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eContinuous charge current\u003c\/th\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eContinuous discharge current\u003c\/th\u003e\n\u003ctd\u003e200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum discharge current (MAX 2 min)\u003c\/th\u003e\n\u003ctd\u003e350A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOver charge protection current (ADJ)\u003c\/th\u003e\n\u003ctd\u003e10-200A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eConductive resistance in main circuit\u003c\/th\u003e\n\u003ctd\u003e0.47 mΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower supply mode\u003c\/th\u003e\n\u003ctd\u003eThe battery pack is self-powered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWiring method \/ output\u003c\/th\u003e\n\u003ctd\u003eSame port \/ Common Port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSingle cell voltage detection range\u003c\/th\u003e\n\u003ctd\u003e0-5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSingle cell voltage range\u003c\/th\u003e\n\u003ctd\u003e1-5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSingle cell voltage detection error\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;10 mV over full operating range (typical \u0026lt;5 mV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage acquisition accuracy\u003c\/th\u003e\n\u003ctd\u003e±5 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal voltage detection range\u003c\/th\u003e\n\u003ctd\u003e0-100V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal voltage detection accuracy\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;0.5% FSR (FSR = full scale)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCurrent sense shunt\u003c\/th\u003e\n\u003ctd\u003e-150A to 300A, error \u0026lt;0.5% FSR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSoC estimation accuracy\u003c\/th\u003e\n\u003ctd\u003eError \u0026lt;8% (operating conditions)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBattery remaining capacity accuracy\u003c\/th\u003e\n\u003ctd\u003eError range is less than 8%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTotal Cycle AH cumulative value\u003c\/th\u003e\n\u003ctd\u003eHalf of the charge\/discharge value\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating power consumption\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;5 mA (without communication) \/ 15 mA (485\/CAN)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStandby power consumption\u003c\/th\u003e\n\u003ctd\u003e\u0026lt;2 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTemperature detection range\u003c\/th\u003e\n\u003ctd\u003e-40 to 125°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating temperature\u003c\/th\u003e\n\u003ctd\u003e-40 to 85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStoring temperature\u003c\/th\u003e\n\u003ctd\u003e-40 to 95°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eQuantity of temperature detection\u003c\/th\u003e\n\u003ctd\u003e3 pcs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTemp protection\u003c\/th\u003e\n\u003ctd\u003eYES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShort circuit protection\u003c\/th\u003e\n\u003ctd\u003eYES \/ Support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCoulomb counter\u003c\/th\u003e\n\u003ctd\u003eYES\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBluetooth function\u003c\/th\u003e\n\u003ctd\u003eSupport for Android \u0026amp; iOS phone\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOther interfaces (default)\u003c\/th\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOther interfaces (customized)\u003c\/th\u003e\n\u003ctd\u003eCANBUS\/HEAT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003ctd\u003e162*102*20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOver charge protection voltage\u003c\/th\u003e\n\u003ctd\u003e1.2-4.35V adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOver charge release voltage\u003c\/th\u003e\n\u003ctd\u003e1.2-4.35V adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOver discharge protection voltage\u003c\/th\u003e\n\u003ctd\u003e1.2-4.35V adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOver discharge release voltage\u003c\/th\u003e\n\u003ctd\u003e1.2-4.35V adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOver current detect delay\u003c\/th\u003e\n\u003ctd\u003e2-120S adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch2\u003eInterfaces (labeled pin definitions)\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCANBUS\u003c\/strong\u003e (need customization): GND, CAN_H, CAN_L\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRS485\u003c\/strong\u003e (by default): GND, RX, TX, VCC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLCD\u003c\/strong\u003e (by default): K-, K+, GND, B, A, VCC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat function\u003c\/strong\u003e (need customization)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSmart Energy Working Mode Switching (as described)\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 mode; protection, equalization, and communication functions return to normal working.\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\u003cli\u003e\n\u003cstrong\u003eShutdown:\u003c\/strong\u003e automatic shutdown voltage; the BMS automatically shuts down when a cell falls below the shutdown voltage.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eLiFePO4, Li-ion, and LTO battery packs requiring active balancing and smart monitoring\u003c\/li\u003e\n\u003cli\u003eMulti-series battery systems within the supported string ranges (7S-24S depending on chemistry)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSeries reference text found in provided graphics (not the B2A24S30P-HC specification)\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJK-BD6A17S6P:\u003c\/strong\u003e Active Balance BMS; Active Balance Current: 0.6A; Adapt Battery Strings: 10S-17S (LTO) \/ 7S-17S (Li-ion) \/ 8S-17S (LiFePO4); Continuous Discharge\/Charge Current: 60A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJK B2A20S20P-H-C:\u003c\/strong\u003e Active Balance BMS; Active Balance Current: 2A; Adapt Battery Strings: 10S-20S (LTO) \/ 7S-20S (Li-ion) \/ 8S-20S (LiFePO4); Continuous Discharge\/Charge Current: 200A; Support batteries heating function (built-in heating chip); Support RS485 function default \/ built-in CANBUS chip\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2 id=\"details\"\u003eDetails\u003c\/h2\u003e\u003cdiv class=\"details-gallery\"\u003e\n\u003cimg alt=\"JK BMS active balancing smart BMS cover graphic with model text and key specs overlay\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S30P-HC-7S-24S-Active-Balance-BMS-Balance-Current.jpg?v=1780125636\"\u003e\u003cp\u003eBuilt for multi‑cell packs, the JKBMS smart BMS combines active balancing with app monitoring and communication options.\u003c\/p\u003e\n\u003cimg alt=\"JK BMS active balance smart BMS marketing graphic highlighting RS485\/CAN options and balance current\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S30P-HC-7S-24S-Active-Balance-BMS-Balance-Current_70628e6f-cfff-432b-b447-b31a85dc6cae.jpg?v=1780125646\"\u003e\u003cp\u003eBluetooth monitoring and RS485 (default) help track pack status and cell data during charge and discharge.\u003c\/p\u003e\n\u003cimg alt=\"Exploded view of the smart BMS enclosure showing PCB layers, components, and connectors\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S30P-HC-7S-24S-Active-Balance-BMS-Balance-Current.png?v=1780125658\"\u003e\u003cp\u003eInternal construction includes the control board, balancing circuitry, and multi‑pin harness connectors in a compact housing.\u003c\/p\u003e\n\u003cimg alt=\"BMS connector pinout close-up labeled for CAN\/RS485, GPS, LCD, and heat function headers\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S30P-HC-7S-24S-Active-Balance-BMS-Balance-Current_dc023ebb-a493-432d-9cd7-a555a18b5510.jpg?v=1780125670\"\u003e\u003cp\u003eWiring headers are labeled for RS485 by default, with optional CANBUS\/heat function connections depending on configuration.\u003c\/p\u003e\n\u003cimg alt=\"Smartphone screen displaying JKBMS Bluetooth app with pack voltage, balance status, and cell voltage list\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S30P-HC-7S-24S-Active-Balance-BMS-Balance-Current_17837ee1-25c0-4d80-9d95-e92450abc8af.jpg?v=1780125680\"\u003e\u003cp\u003eThe mobile app displays total voltage, current, balance status, and individual cell voltages for quick health checks.\u003c\/p\u003e\n\u003cimg alt=\"Three JKBMS app screens showing device list scan, settings, and live cell voltage\/resistance monitoring\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S30P-HC-7S-24S-Active-Balance-BMS-Balance-Current_ec7ba16c-c229-481c-bb26-dd81430e57bd.jpg?v=1780125691\"\u003e\u003cp\u003eSwitch battery type settings and review cell resistance\/voltage data directly from the app once the \u003ca href=\"https:\/\/tsolar.top\/collections\/battery-bms\" title=\"Battery BMS\"\u003eBMS\u003c\/a\u003e is paired.\u003c\/p\u003e\n\u003cimg alt=\"Six security protection infographic listing overcharge, short circuit, overdischarge, overcurrent, all-in, and overtemp\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S30P-HC-7S-24S-Active-Balance-BMS-Balance-Current_aad6e97e-ec14-4913-81df-cae00378c29e.jpg?v=1780125703\"\u003e\u003cp\u003eProtection functions cover common fault conditions, including over‑charge\/over‑discharge, over‑current, short‑circuit, and over‑temperature.\u003c\/p\u003e\n\u003cimg alt=\"Smart energy working mode switching diagram with storage mode, normal working mode, standby, and shutdown\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S30P-HC-7S-24S-Active-Balance-BMS-Balance-Current_01293184-347b-4215-9267-1f16bc1f8b71.jpg?v=1780125713\"\u003e\u003cp\u003eSmart power modes help reduce standby drain by transitioning between normal, storage, standby, and shutdown states.\u003c\/p\u003e\n\u003cimg alt=\"JKBMS specification comparison table listing supported cell strings, balance current, continuous current, and interfaces\" loading=\"lazy\" src=\"https:\/\/tsolar.top\/cdn\/shop\/files\/JKBMS-B2A24S30P-HC-7S-24S-Active-Balance-BMS-Balance-Current_f9b0f8f3-7505-48cf-831c-2519f55b58e7.jpg?v=1780125724\"\u003e\u003cp\u003eUse the parameter table to confirm the exact model’s supported cell count, balancing current, and communication interface before ordering.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"JIKONG","offers":[{"title":"Default Title","offer_id":52312385487122,"sku":"jk-3225-","price":186.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0863\/2860\/6994\/files\/JKBMS-B2A24S30P-7S-24S-Active-Balance-BMS.png?v=1780120116","url":"https:\/\/tsolar.top\/products\/src-jk-3225-jkbms-b2a24s30p-hc-7s-24s-active-balance-bms-balance-current-2a-continuous-current-300a-lifepo4-li-ion-lto-battery","provider":"TSolar","version":"1.0","type":"link"}