Heating pump 1.hight temperature air source 2.cycle type 3.Capacity 5HP,10HP,20HP,40HP ... air) in the evaporator.The refrigerant gas comes out from the evaporator, and turns into high temp & high pressure gas via the compressor.High ... small part of the output power, so the heating pump technique will save plenty of energy. Heating pump(Cycle type,high temp.air source)