ESY Sunhome (ESY) is a leading player in the energy storage and power supply industry, headquartered in Shenzhen, China. With over 20 years of industry experience, ESY has evolved from battery manufacturing into a comprehensive clean energy solutions provider.

Starting from developing battery products for laptops, mobile devices, and power tools, ESY has progressively expanded its capabilities in battery management systems (BMS), lithium iron phosphate (LFP) energy storage systems, and photovoltaic inverters. ESY operates a sophisticated, intelligent manufacturing facility in Shenzhen (approx. 12,000 m²) and employs a diverse team of engineers and skilled professionals who drive its R&D and product innovation. Their design philosophy emphasizes reliability, safety, modularity, and adaptability to real-world conditions such as extreme temperatures. The company has grown its global presence, with offices or branches in Germany, Italy, and Australia, serving customers across multiple continents. Its core product portfolio includes residential and commercial energy storage systems, hybrid inverters, single-phase and three-phase solutions, and smart cloud/monitoring platforms. Driven by a mission to deliver safe, high-quality new energy products for every household, ESY is committed to pushing forward renewable energy adoption and contributing to a sustainable, carbon-neutral future.