ERP (Energy Efficiency)NTypeMonobloc Air Source Heat PumpStandards MetEN 14511Outdoor Working Temperature-20C/40CNumber of PhasesSingle PhaseModelVitocalInput Voltage220-240VIncludesHeat pump control, high-efficiency circulation pump for secondary circuit, 4/3-way valve, safety group, instantaneous heating water heater, heating water buffer cylinder and overflow valveHeat Output4 kWEfficiencyA+++/A++Compatible WithFor central heating and DHW heatingColourBlack/GreyCertifications MetEN 14511CapacityNo CylinderSupplier Part NumberZ026436Range DescriptionVitocalBrand NameViessmann