ModelKFXRS-18IICompressor Standard PowerHP5Rated Heating CapacitykW19.5Rated Input PowerkW4.38Rated Input CurrentA8.42COP W/W4.45Rated Hot Water VolumeL/H419.25Maximum input powerkW5.57Maximum input currentA11.03Operation RangeºC-10ºC~43ºCPower Ph/V/Hz3N 380V/50HzRefrigerant/R22Water Flowm3/h3.4Water Pressure DropkPa≤50Water ConnectionDNDN25Type/Internal ThreadNoiseDB(A)≤63Dimension(L/W/H)mm810/810/1055Weightkg165Test conditions:Hot Water Condition: Outdoor Ambient.(DB/WB):20ºC/15ºC, initial water temp.15ºC,termination water temp. 55ºC ; Data above is only for reference. for the model specificatins, please refer to the nameplate on the unit.