Restocking SoonBMS
JK-BMS 3.2 LCD Screen
External displays are used to monitor the BMS data in real-time. 3.2 Inch LCD screen suitable for all Jikong BMS models.
Island-wide delivery available - or collect from our Galle warehouse

JK-B1A20S15P is an advanced 150A BMS with a 300A max peak. Provides 1A active balancing for 8S-20S batteries. Includes Bluetooth/App monitoring and contains an external power switch.
Island-wide delivery, paid to the courier on arrival. Unused items can be returned within 7 days (return policy, warranty terms).
| Parameter | Specification |
|---|---|
| Model | JK-B1A20S15P |
| Compatible Battery Types | LiFePO4 (8~20S) / Ternary Li-ion (7~20S) / LTO (14~20S) |
| Active Balance Current | 1A (Energy-transfer active balancing) |
| Continuous Charge / Discharge Current | 150A |
| Maximum Instantaneous Current (Peak) | 300A |
| Voltage Acquisition Accuracy | ±3mV |
| Internal Loop Resistance | ≤ 0.365 mΩ |
| Supply Voltage Range | 20V to 100V |
| Standard Interfaces | Bluetooth, UART (GPS-ready), DisplayPort |
| Optional Expansions | CAN, RS485, 10A Heating port, ACC detection, Parallel module |
| Operating Temperature | -30°C to 70°C |
| Dimensions (L x W x H) | 162.0 mm x 102.0 mm x 20.4 mm |
| Weight | 560 g |
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The V22 JK BMS is roughly 40% smaller than the V19 and uses entirely new components. While V22 reduces the maximum active balancing current from 2A to 0.6A, the V22 model is equipped with an additional WIFI module interface; the WIFI module can be directly connected to the UART interface of the BMS.
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