JK BD4A17S4P Active Balance BMS 7S-17S

The JK BD4A17S4P is a professional-grade Battery Management System (BMS) designed for high-performance battery applications. This advanced BMS features active balancing technology with 0.4A balance current, ensuring optimal charge distribution across all battery cells. **Key Features:** - **Multi-Chemistry Support**: Compatible with Li-ion (7S-17S), LiFePO4 (8S-17S), and LTO (12S-17S) batteries - **Active Balancing**: 0.4A active balancing current for efficient cell equalization - **High Current Capacity**: 40A continuous charge/discharge, 60A peak discharge (2 minutes) - **Low Resistance**: Only 2.8mΩ conductive resistance in main circuit - **Multiple Interfaces**: RS485 (default) and CANBUS (customized) communication - **Comprehensive Protection**: Overcharge, over-discharge, overcurrent, short circuit, and temperature protection - **Adjustable Settings**: Overcharge protection current adjustable from 10A to 40A **Applications:** - Electric vehicles and e-bikes - Solar energy storage systems - UPS and backup power systems - Industrial battery packs - Marine and RV applications **Technical Specifications:** - Balance Method: Active Balancing - Balance Current: 0.4A - Conductive Resistance: 2.8mΩ - Continuous Current: 40A (charge/discharge) - Peak Discharge: 60A (max 2 minutes) - Overcharge Protection: 10-40A (adjustable) - Communication: RS485 (default), CANBUS (customized) This BMS ensures maximum battery performance, safety, and longevity through advanced monitoring and balancing technology.