
JKBMS JK-B1A / B2A Series
JKBMS JK-B1A24S15P Smart Active Balance BMS
B1A/B2A smart active-balance BMS for DIY and system battery packs
JKBMS JK-B1A series
Browse JK-B1A models for lower-series battery projects and compare the exact supported strings, discharge current, active balance specification, and communication options.
Official factory source
This B1A series page is part of the official JKBMS factory catalog at www.jkbms.net. Buyers can verify JKBMS, JK BMS, JK-BMS, and JIKONG BMS product communication through JKBMS Electronic Technology Co.,Ltd before ordering.
Product range
This page separates JK-B1A models from the broader B1A/B2A catalog so buyers can compare the relevant model codes without mixing balance-current families.

JKBMS JK-B1A / B2A Series
B1A/B2A smart active-balance BMS for DIY and system battery packs

JKBMS JK-B1A / B2A Series
B1A/B2A smart active-balance BMS for DIY and system battery packs

JKBMS JK-B1A / B2A Series
B1A/B2A smart active-balance BMS for DIY and system battery packs

JKBMS JK-B1A / B2A Series
B1A/B2A smart active-balance BMS for DIY and system battery packs

JKBMS JK-B1A / B2A Series
200A · 3S–8S · 1A active · Heating, CAN, RS485, Bluetooth, parallel-system support

JKBMS JK-B1A / B2A Series
200A · 3S–8S · 1A active · Heating, CAN, Bluetooth

JKBMS JK-B1A / B2A Series
100A · 3S–8S · 1A active · Heating, CAN, RS485, Bluetooth, parallel-system support

JKBMS JK-B1A / B2A Series
100A · 3S–8S · 1A active · Heating, CAN, Bluetooth
Selection guide
Use the product specifications rather than the series name alone. Cell count, current rating, balancing, and interface support can vary by model.
Select a model whose supported string range includes the planned LiFePO4 or lithium battery pack.
Choose a current rating that fits the normal load, expected peaks, cooling conditions, and protection design.
Check Bluetooth, display, UART, CAN, or RS485 availability on the individual product page.
Common use cases
Buyer FAQ
These answers reinforce the official source, selection criteria, and compatibility checks for this category.
The JK-B1A series is used for compact lithium battery packs where buyers need smart protection, active balancing, app monitoring, and a matched current rating.
Confirm the pack series count, continuous current, active-balance current, display or Bluetooth needs, and any CAN or RS485 communication requirement.
Verify the official domain www.jkbms.net, the company name JKBMS Electronic Technology Co.,Ltd, and the official sales email zhou@jkbms.net before payment or bulk purchasing.
JKBMS product directory
Compare JK-BD models by battery strings, discharge current, balance current, and communication options.
View productsJK-PBBrowse JK-PB products for energy-storage systems that require displays and inverter communication.
View productsJK-B1AFind JK-B1A models for lower-series DIY lithium battery packs and compact storage projects.
Current categoryJK-B2ACompare JK-B2A models for battery packs that need stronger active balancing and smart monitoring.
View productsBALANCERSCompare 2A to 15A active balancers by cell count, balance current, cascade, CAN, and RS485 requirements.
View productsACCESSORIESBrowse JKBMS displays, monitors, communication modules, harnesses, adapters, and installation accessories.
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