1)LCD Control with induction key for ground source heat pump/ heat pump system. 2) Electrical Auxiliary Heater 3/6/9kw for ground source heat pump/ heat pump system. 3)Time display( hour, date, year), real clock. for ground source heat pump/ heat pump system. 4) Alarm system for ground source heat pump/ heat pump system. 5) Auto restart for ground source heat pump/ heat pump system. 6) Higher COP for ground source heat pump/ heat pump system. 7)High temperature water supply 45-60 Centigrade. for ground source heat pump/ heat pump system. 8) New design panel for ground source heat pump/ heat pump system. 9) Multi-use for water heater, floor heater and radiator. 10) Brine system are built in 3 designs
