Samsung WindFree™ 3.0e Evaporator Split System Outdoor Unit, 208 to 230 V, 13.5 A Cooling, 17.9 A Heating, 3 kW Cooling, 4 kW Heating, 60 Hz, 1 ph, 3 Fan Speeds, 24000 Btu/hr Heating, 22000 Btu/hr Cooling, 445 to 657 cfm Heating CFM Rating, 445 to 657 cfm Cooling CFM Rating, 10.5 EER Rating, 18 SEER, 8 HSPF, Flared Connection, BLDC Rotary Compressor, R-410A Refrigerant, 1/4 in Liquid Line, 5/8 in Suction Line, 30 A Fuse Rating, Inverter Drive, 56 dBA Heating Sound Level, 56 dBA Cooling Sound Level, Steel, Galvanized/Powder-Coated, -5 to 75 deg F Heating Operating Temperature, 14 to 115 deg F Cooling Operating Temperature, 12-3/16 in Overall Length, 34-5/8 in Overall Width, 31-7/16 in Overall Height