Tokyo, Japan, March 26, 2025 -- Sungrow, a global leading PV inverter and energy storage system provider, has officially announced that its residential energy storage system has obtained JET (Japan Electrical Safety & Environment Technology Laboratories) certification. The certified products include the SH5.5RS-JP hybrid inverter and residential battery, with a maximum storage capacity of 12.8 kWh.
Building on the JET certification of Sungrow’s low-voltage products in 2024 (Sungrow Secures JET Certification for SG5.5RS-JP, Reinforcing Commitment to Excellence in Japan | SUNGROW), this achievement marks another significant milestone in Sungrow’s expansion in Japan market, reaffirming its technological strength and competitive edge in the energy storage sector.
Optimized Energy Utilization for Lower Household Electricity Costs
As electricity prices in Japan continuing to rise, household energy expenses have become a growing concern. Sungrow’s residential storage system features multiple operation modes, enabling the efficient use of solar power to reduce electricity costs and support sustainable energy consumption.
- Smart Energy Management - Stores excess solar power generated during the daytime for nighttime use, minimizing reliance on purchased electricity.
- Time-of-Use Optimization - Charges during off-peak hours and discharges during peak demand periods, optimizing household energy consumption and costs.
- Enhanced Energy Security - Includes an automatic off-grid mode to ensure a stable power supply in case of grid outages and enhance household energy security.
JET Certification: A Testament to Safety and Reliability
JET certification is one of the most prestigious electrical safety certifications in Japan, requiring products to meet rigorous technical and safety standards. By obtaining this certification, Sungrow’s residential storage system has demonstrated its high safety, reliability, and superior performance, providing Japanese consumers with a trustworthy and efficient clean energy solution.
Commitment to a Greener Future
Looking ahead, Sungrow remains committed to further developing and enhancing its products in the Japanese market, advancing intelligent energy storage technologies, and promoting the adoption of green energy solutions for a more sustainable future.
About Sungrow
Sungrow, a global leader in renewable energy technology, has pioneered sustainable power solutions for over 28 years. As of December 2024, Sungrow has installed 740 GW of power electronic converters worldwide. The Company is recognized as the world's No. 1 on PV inverter shipments (S&P Global Commodity Insights) and the world's most bankable energy storage company (BloombergNEF). Its innovations power clean energy projects in over 180 countries, supported by a network of 520 service outlets guaranteeing excellent customer experience. At Sungrow, we're committed to bridging to a sustainable future through cutting-edge technology and unparalleled service. For more information, please visit: www.sungrowpower.com.