B3 series Low Voltage Battery
The SAJ B3 Series delivers 5.0–76.8 kWh of scalable, safe, and efficient energy storage for residential solar systems. This B3 Series Low Voltage Battery features modular design, flexible wall or ground installation, reliable LiFePO4 cells, 1C charge/discharge rate, and remote firmware upgrades compatible with SAJ inverters, providing homeowners with a reliable and high-performance residential battery solution.
Designed for modern residential applications, the B3 Series combines flexible scalability with dependable long-term operation, making it an ideal household energy storage battery for smart home solar systems.
Flexible Installation
Scalable and Safe Energy Storage
High-Performance and Smart Operation

Flexible Installation
Engineered as a versatile household solar storage battery solution, the SAJ B3 Series supports flexible installation across different residential environments and energy requirements.
•Wall or ground mounting options.
•Adaptable to various installation spaces.
Scalable and Safe Energy Storage
Built with reliable LiFePO4 technology, the B3 Series functions as a dependable home storage lithium battery system with scalable capacity expansion for growing household energy needs.
•Modular design expands up to 76.8kWh.
•Reliable LiFePO4 batteries.


High-Performance and Smart Operation
Designed for efficient residential energy storage, the SAJ B3 Series household energy storage battery delivers stable charging performance and intelligent operation for modern home solar applications.
•1C charge and discharge rate.
•Remote firmware upgrades (SAJ inverter compatible).
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