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flag Fox ESS achieves record 97% efficiency, earning top rating in global energy storage assessment.

flag Fox ESS has achieved a record 97% System Performance Index in energy storage efficiency, earning an Efficiency Class A ranking in the HTW Berlin and AQUU Research annual Energy Storage Inspection. flag The assessment evaluated 12 systems, with Fox ESS’s residential setup using the PQ-H3-Ultra-10.0 inverter and EQ3300-5 battery leading in performance. flag This marks an improvement from its 94.8% rating in 2023 and reinforces its position as the top market share leader in Europe’s residential storage market, according to S&P Global. flag Founded in 2019 and based in Wenzhou, China, the company has installed over 890,000 solar inverters and more than 1 million batteries across 70 countries through more than 200 global partnerships.

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