Sundez DC inverter heat pump is one of the best heat pumps for house heating so far, with advanced DC inverter technology, saving 40% electricity than normal on/off heat pump in practical operation. The whole system is optimized with variable fan speed, while the temperature compensation function contributes to a more comfortable indoor environment. It can work with solar, boiler or electric heater according to practical condition of the heating system.

Features:
- with Advanced DC inverter technology, it saves 40% energy than normal heat pump in practical operation.
- with Intelligent temperature compensation function, the water setting temperature adjusts automatically as the house's heat loss changes.
- Automatically variable fan speed in 3 grades to optimized heating efficiency.
- Can work with room thermostat.
- Can work with auxiliary heater.
- Split design with water system indoor, preventing water frozen problem.
- Aviation plug for wire connection between indoor unit and outdoor unit, simplifies installation and avoids mistakes.
- with water pressure gauge in indoor unit.
- Allows absence of buffer tank.