Fox ESS Achieves HTW 2025 A-Class Certification for Energy Storage System
Recently, HTW Berlin (University of Applied Sciences) released Energy Storage Inspection 2025 Report, assessing the energy efficiency and performance of several home energy storage systems. In this globally authoritative evaluation, Fox ESS, with self-developed energy storage systems, including the H3 Hybrid Inverter and ECS, was the only Chinese brand to receive an A-Class rating, demonstrating