1 / 7JKBMS Accessories
BM21 Smart Battery Monitor
Accessory for JKBMS monitoring, display, communication, or parallel operation
BM21 Smart Battery Monitor is a JKBMS accessory listed from $67.00 to $74.00. Use it to complete monitoring, display, interface, or parallel-module requirements after confirming compatibility with the installed BMS model.
Choose configurationPrices in USD
Selected configuration$67.00
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PRODUCT DETAILS
Supply scope and specifications
Key features
- JKBMS-compatible accessory
- Supports monitoring, display, communication, or parallel operation depending on model
- Selected by target BMS model and connector type
- Useful for service, installation, or system expansion
Included
- Selected JKBMS accessory model
- Standard connector or accessory parts supplied with that model
- Basic product packing from the supplier
Not included
- BMS main unit, inverter, battery cells, and external system hardware
- Installation, firmware update, parameter setup, or compatibility debugging service
- Any adapter, cable, or accessory not named in the selected product option
ModelBM21
SeriesJKBMS Accessories
OptionsChoose an option EJ-BM 21 with 1M Shielded Wire EJ-BM 21 with 3M Shielded Wire EJ-BM 21 with 6M Shielded Wire EJ-BM 21 with 8M Shielded Wire Clear
Weight5950 g
Dimensions15 × 15 × 5 cm
Volatage10-80V
Current0-500A
Capacity0.1-9999Ah
Temperature-10 ~ 60℃
Reference sourceImported from public JKBMS shop listing on 2026-07-02
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