Sungrow
Sungrow has engineered a highly capable high-voltage ecosystem. The SBR modules deliver a 1C rating (3.2 kW output from 3.2 kWh capacity), making the system highly responsive to sudden load changes. The plug-and-play architecture drastically reduces installation errors by eliminating external wiring between modules. However, the system is strictly vendor-locked to Sungrow inverters, which limits its utility in heterogeneous or retrofit environments.
Sungrow is a massive global player, providing strong confidence in warranty longevity. The iSolarCloud app provides detailed analytics, though it can be overly technical for casual users. The system handles partial home backup exceptionally well.
Weighing only 33 kg per module, it is easily handled by one person. The modular blocks stack vertically without tools. A base unit and top-cover BMS are required to complete the assembly.
Usable Capacity
3.2 kWh
Continuous Output
3.2 kW
Peak Output
4 kW (10s)
Chemistry
LiFePO4
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Estimated Cost
$1,400 - $1,800 (per module)
Warranty
10 Years
Cycle Life (Est.)
6,000
End of Life Capacity
60% Retention
Certifications
Disclaimer: Battery specifications are provided for planning and educational purposes only. Always verify compatibility, certification, warranty terms, and installation requirements with the manufacturer and a qualified installer before purchasing. BatteryBlueprint compiles this data from publicly available datasheets and official manufacturer releases; specifications may change without notice or vary by local grid regulations.