Our EVI DC inverter heat pump is a solution which uses DC inverter technology to heat, cool and to produce domestic hot water. It does not only satisfy house heating requirements, but also supplies domestic hot water. Besides, it can provide you a cooler environment in a hot summer. You will enjoy a comfortable life at your home all year round with one device. Guangteng Heat Pump can operate in minimum outdoor air temperature of -25?. Leaving water temperature up to 60C for radiator and domestic hot water applications, making hot water readily available