Deye BOS-B High Voltage Battery Control Box / BMU
Deye – BMU – Battery High Voltage Control Box for BOS-B is the control and battery management interface for Deye BOS-B high-voltage battery systems.
Key specifications
- Application: BOS-B HV battery system control and communication
- System family: Deye BOS-B C&I ESS
- Communication: TCP / RS485 / CAN at system level
- Battery chemistry supported: BOS-B LiFePO4 modules
- System scale: BOS-B 215kWh class clusters, expandable by system design
Warranty and installation notes
- Accessory warranty follows supplied Deye/distributor BOS-B warranty terms.
- Required for supported BOS-B battery rack communication, monitoring and safety management.
- Final system design, inverter compatibility, protection equipment and commissioning settings must be confirmed by a qualified solar/electrical installer.
Apex Electrical and Solar can assist with commercial battery sizing, inverter matching and installation planning.






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