Samsung High-Wall Evaporator Indoor Unit, 208 to 230 V, 19.1 A Cooling, 24 A Heating, 4.8 kW, 60 Hz, 1 ph, 3 Fan Speeds, 36000 Btu/hr Cooling, 40000 Btu/hr Heating, 699 to 830 cfm, 9.5 EER Rating, 19.2 SEER, 8.5 HSPF, Connection Type: Flared, 35 A Fuse Rating, Inverter Drive, 51 dBA Sound Level, Wall Mounting, HIPS, 64 to 90 deg F Cooling, 86 deg F Heating, 13-9/16 in Overall Length, 50-3/8 in Overall Width, 9-15/16 in Overall Height, Additional Information: 5/8 in Gas Pipe Size, 3/8 in Liquid Pipe Size, R-410A Refrigerant Type