JK BMS B2A8S30P is a high-power smart BMS with active balancing designed for lithium battery packs in 4–8S configuration. 

It is built for high-current applications up to 300A, ensuring stable operation under heavy loads. 

The 2A active balancing system provides efficient cell equalization even in demanding conditions, extending battery life. 

Supports Bluetooth, RS485 and CAN communication for full system integration.  

⚙️ Specifications

•  Configuration: 4–8S 
•  Battery types: Li-ion / LiFePO4 / LTO 
•  Continuous current: 300A 
•  Peak current: 450–600A 
•  Balancing current: 2A (active) 
•  Interfaces: Bluetooth, RS485, CAN