Deye Battery Cluster Control Box High Voltage

Deye High Voltage Battery Controller (also called a Battery Cluster Control Box or HV BMS) is the central management unit used with Deye high-voltage lithium battery systems such as the BOS-G and BOS-A series. It manages communication between the batteries and the inverter, balances cells, monitors battery health, and provides safety protection. Main Functions Battery monitoring (voltage, current, temperature, SOC) Cell balancing and battery protection Communication with Deye hybrid inverters Overcharge, over-discharge, over-current, and temperature protection Coordination of charging and discharging across multiple battery modules.