All in one heat pump 1.Copland compressor 2.America tube in shell condensor 3.COP over 3.8 4.R407C/R410A All in one heat pump water heater Tech parameteHousehold all in one heat pump series(Air to water )Item\TypeKFNT-200DFKFNT-250DFKFNT-300DFHeating capacity(KW)3.53.53.5(Btu)119501195011950 Input power(KW/h)0.980.980.98COP3.583.583.58Power supply220V~250V/50HzRefrigerantR410a/R134a/R407cHot ...