Samsung Single Zone Heat Pump Split System Indoor Unit, Duct S Series, 208 to 230 V, 30.8 A, 244 W, 60 Hz, 1 ph, 36000 to 40000 Btu/hr, 1360 cfm, 12.8 EER Rating, 20 SEER, 9.8 HSPF, Pipe Connection, Twin BLDC Rotary Compressor, R-32 Refrigerant, Inverter Drive, 43 dBA Sound Level, Steel, Finish: Galvanized, 64 to 90 deg F, 29-1/8 in Overall Length, 55-3/16 in Overall Width, 11-13/16 in Overall Height