... Air-source Heat Pump System *Heating,cooling,DHW *COP exceeds 4.0 *Reliable system,powerful control *CE Residential Air-source Heat Pump System1. Heating ... protection, etc., and automatic defrost function, assuring the system to run safely and efficiently even in hard conditions7. ... R410A(Kg)5.3Compressor TypeScrollHeat ExchangerHigh Efficiency fin-tube heat exchangerFan Motor (W)150x2Air Flow (M3/H) ...