B2 series High Voltage Battery
The B2 High Voltage US Version Series delivers 7.3–21.9 kWh of scalable energy storage for home solar systems. This US Version Battery B2 Series features modular LiFePO4 cells, IP65 weatherproof design, and plug-and-play wall or ground installation with remote firmware upgrades, providing reliable, efficient, and hassle-free residential battery storage for modern homes.
Versatile Installation
Scalable and Reliable Energy Storage
Effortless Setup and Smart Operation

•Wall or ground mounting options.
•IP65 weatherproof design for indoor/outdoor use.
•Modular design expands up to 21.9 kWh.
•Reliable LiFePO4 batteries.


•Plug-and-play installation, no external wiring.
•Remote firmware upgrades.
Related Video
Revolutionize Energy Storage Solutions with SAJ: Client Testimonial in the Netherlands.
SAJ Microinverter M2 Powers Your Home with Brilliance in Brazil.
SAJ's beautiful and stunning case reference in Sweden.