Samsung Heat Pump Outdoor Unit, 208 to 230 V, 9.7 A Cooling, 12.9 A Heating, 153 W, 60 Hz, 1 ph, 3 Fan Speeds, 20000 Btu/hr Heating, 18000 Btu/hr Cooling, 441 to 615 cfm Heating CFM Rating, 441 to 615 cfm Cooling CFM Rating, 12.2 EER Rating, 20.5 SEER, 9.5 HSPF, Connection Type: Flared, 1/4 in Liquid Line, 1/2 in Suction Line, 25 A Fuse Rating, Inverter Drive, 58 dBA Heating Sound Level, 58 dBA Cooling Sound Level, Steel, Galvanized/Powder-Coated, -13 to 75 deg F Heating Operating Temperature, 23 - 122 deg F Cooling Operating Temperature, 12-3/16 in Overall Length, 34-5/8 in Overall Width, 31-3/8 in Overall Height, Additional Information: R-32 Refrigerant Type