Samsung Quantum 2.0 Outdoor Evaporator Split System, 208 to 230 V, 2/7.4/9.2 A Cooling, 2.2/8.2/9 A Heating, 40 W, 60 Hz, 1 ph, 3 Fan Speeds, 4000 to 24500 Btu/hr Heating, 5500 to 22000 Btu/hr Cooling, 583 cfm Heating CFM Rating, 583 cfm Cooling CFM Rating, 11.05 EER Rating, 20 SEER, 11 HSPF, BLDC Rotary Compressor, R-410A Refrigerant, 3/8 in Liquid Line, 1/4 in Suction Line, 25 A Fuse Rating, 51 dB Heating Sound Level, 41 dB Cooling Sound Level, Wall Mounting, Steel, Baked-On Powder-Coated/Galvanized, -5 to 75 deg F Heating Operating Temperature, 14 to 115 deg F Cooling Operating Temperature, 34-5/8 in Overall Width, 25-1/8 in Overall Height, Additional Information: 12-3/16 in D