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Sunjoy Energy SJ-AIO-50K12-S is a 51.2kWh all-in-one home ES...
SJ-AIO-50K12-S All-in-One Energy Storage System integrates a 12kW hybrid inverter and 51.2kWh LiFePO4 battery storage into one compact solution, designed for residential energy independence, solar self-consumption, backup power, and off-grid applications.
The system combines PV input, grid connection, load output, and battery storage in a modular stack design. The upper module is equipped with a 12kW on-grid/off-grid hybrid inverter, supporting solar charging, grid power management, and emergency backup power. The lower five battery modules provide a total capacity of 51.2kWh (5×10kWh), offering reliable and long-lasting energy storage for homes, villas, and small commercial applications.
Built with an intelligent BMS (Battery Management System), SJ-AIO-50K12-S provides comprehensive protection including over-voltage, over-current, over-temperature, and over-discharge protection. The advanced active cell balancing technology improves battery consistency, extends cycle life, and ensures safer operation.
With a maximum continuous current capability of 150A, the system can support high-power household loads. The modular design allows flexible capacity expansion and easy installation, reducing installation time and maintenance costs.
Sunjoy Energy provides factory direct supply, professional technical support, and customized OEM/ODM solutions. Products are certified with CE, RoHS, UN38.3, and come with a standard 5-year warranty, with optional extended warranty service up to 10 years.
We welcome global distributors, installers, solar companies, and energy solution providers to establish long-term cooperation with Sunjoy Energy as your reliable ESS R&D, manufacturing, and technical service partner.