JK BMS B2A8S20PR is a smart battery management system with active balancing designed for lithium battery packs in 4–8S configuration. 

It is ideal for 12V and 24V battery systems and ensures stable operation under high load. 

Features 2A active balancing, which efficiently equalizes cell voltages and extends battery lifespan. 

Supports Bluetooth monitoring via mobile app.  

⚙️ Specifications

•  Configuration: 4–8S
•  Battery types: Li-ion / LiFePO4 / LTO 
•  Continuous current: up to 200A 
•  Peak current: up to 350A 
•  Balancing current: 2A (active) 
•  Interfaces: Bluetooth, RS485 / CAN