Quietly Powerful: Hoymiles HoyUltra 2 C&I ESS Achieves Breakthrough ?60 dB(A) in Certified Noise Testing
Quietly Powerful: Hoymiles HoyUltra 2 C&I ESS Achieves Breakthrough ?60 dB(A) in Certified Noise Testing is drawing significant interest across the industry.
HANGZHOU, China, Feb. 12, 2026 /PRNewswire/ -- As energy storage systems (ESS) are increasingly deployed in commercial centers and residential neighborhoods, noise levels have become a critical factor for project approval. Hoymiles' HoyUltra 2, the liquid-cooling C&I battery system, has achieved ?60 dB noise level certification in a recent noise evaluation test conducted according to the international ISO 3744:2010 standard by the Zhejiang Electric Safety and Quality Inspection Center. While the industry average is 65-75 dB, the breakthrough ?60 dB certification of HoyUltra 2 sets it as one of the quietest in the industry.
Experts suggest this could influence future trends and innovation in the sector.
More updates are expected as the story develops.
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