BYD Battery-Box Premium LV BMU – 12939786-00

Optimize the performance and safety of your BYD Battery-Box Premium LV system with the advanced Battery Management Unit (BMU). Designed with IP55 protection, this BMU ensures reliable operation in diverse environments by monitoring, balancing, and protecting each battery module. It serves as the intelligent core of your energy storage system, enabling seamless communication and efficient management.
Key Features

Advanced battery management – Monitors voltage, temperature, and state of charge for each cell

IP55 protection – Resists dust and water jets for indoor/outdoor durability

Seamless communication – Integrates with inverters via CAN/RS485 protocols

Enhanced safety features – Prevents overcharging, over-discharging, and short circuits

Plug-and-play compatibility – Works with BYD Battery-Box Premium LV modules

Real-time data reporting – Enables remote monitoring and system optimization

Specifications

Model: Premium LV BMU
Part Number: 12939786-00
Protection Rating: IP55
Communication: CAN, RS485
Compatibility: BYD Battery-Box Premium LV series
Installation: Integrated within battery system

Key Functions:

Cell balancing
Thermal management
State of Health (SOH) monitoring
Fault diagnosis and reporting

Applications

Residential solar energy storage systems
Commercial backup power solutions
Off-grid and hybrid installations
Microgrid and energy community projects

Ideal for installers and system integrators seeking intelligent management for BYD Battery-Box Premium LV installations. This BMU delivers the precision control needed to maximize ROI and ensure system longevity