B-PLUS High Voltage Battery BASE and BCU (battery control unit)
B-BOX High voltage Battery
This part contains 1x Battery Base with 1x Battery Control Unit only.
Safe Battery Chemistry
B-Box is designed with LiFePO4 chemistry battery which has been widely recognized as one of the safest battery technologies. LiFePO4 chemistry features stable structures and its thermal runaway temperature is over 480 degrees. That’s 100% higher than NCM and NCA chemistry. It is designed for residential and commercial applications with absolute safety.
Railway and Automotive Standard Battery
As the world's largest Electric Vehicle manufacturer, BYD brings railway and automotive battery standards to residential and commercial solutions: B-Box. 6+ years’ track records of large scale applications in Electric Vehicles ensure its safety and reliability. All products have been certified according to international standards including TUV, UL and CE.
High Power Output
B-Box has the highest output power in industry, which brings the highest performance to customers. The system is able to reach C rate at max 1C and 2C at peak to support critical loads such as A/C and pumps, etc.
Easy Installation and Uninterruptible Maintenance
All B-Box systems have modular design featuring uninterruptible maintenance, and easy installation.
Flexible Extension Life Time
B-Box is equipped with modular design and smart BMS (Battery Management System), allowing extension throughout its lifetime.
10 Years Warranty
10 Years Warranty provides the best guarantee of operation.
NOTE: Please note to create a fully working HV BYD battery stack you will always require 1x Battery Base with Battery Control Unit and between 4x and 8x BYD-B-PLUS-H1 battery modules. Depending on the charger used, multiple numbers of stacks in parallel are possible (5 maximum).
To ensure the best possible performance of the storage system Segen recommends updating battery and inverter firmware on commissioning.
Most up to date battery firmware file is available on the link below:
Please download the B-BOX HV Software File and extract the .ZIP file on to your drive. Firmware file needs to be ".img" extension to be recognized by BYD Battery.