Powered by an energy-efficient inverter and variable-speed compressor, the duct-free Inverter Heat Pump saves energy, reduces outdoor noise and maintains room temperature by eliminating the harsh starts and stops of conventional systems.Inverter Heat Pump, Cooling Only with choice of 4-way cassette, ducted unit or floor/ceiling indoor units. 208/230V with capacities ranging from 18K – 48K Btu/h.System features a standard wireless remote controllerSelect from a range of indoor unit styles available in multiple capacities:4 Way Ceiling Cassette: 17-18K Btu/hDucted Unit: 17-48K Btu/hFloor/Ceiling Unit: 17-48K Btu/hRange of capacities to suit any space Low ambient cooling down to 0° F Multipoint diagnostics