The Commercial High Efficiency King 7HP air source heat pump water heater is designed for commercial places. With its excellent energy efficiency and stable performance, it is your ideal choice to reduce operating costs and improve the quality of hot water supply. Equipped with the industry-leading Copeland compressor and high-efficiency heat exchange technology, the energy efficiency ratio is as high as 4.0, which saves up to 75% of energy compared to traditional electric water boilers, greatly reducing your use costs.