Samsung Single-Zone Ducted Split System Indoor Unit, 208 - 230 VAC, 17 A Cooling, 23 A Heating, 60 Hz, 1 ph Phase, 3 Fan Speeds, 36000 Btu/hr Cooling, 40000 Btu/hr Heating, 1140 cfm, 12 EER Rating, 20 SEER, 10 HSPF, 3/8 in Liquid x 5/8 in Gas Connection, Inverter Driven, Twin BLDC Rotary Compressor, R-410A Refrigerant, 40 A Fuse Rating, 38 dBA Sound Level, Steel, Finish: Galvanized, 61 to 90 deg F Cooling, <80 deg F Heating, 25-9/16 in Overall Length, 47-1/4 in Overall Width, 14-3/16 in Overall Height, For Use With: AC036JXSCCH/AA Outdoor Units