LG HVAC Multi-Position Air Handling Ducted Outdoor Unit, 208-230 V, 32 A, 3.89 kW Cooling, 4 kW Heating, 60 Hz, 1 ph, 3 Fan Speeds, 50000 Btu/hr Heating, 45500 Btu/hr Cooling, 1942 cfm Heating CFM Rating, 1942 cfm Cooling CFM Rating, 11.7 EER Rating, 18 SEER, 9.4 HSPF, Inverter Driven Twin Rotary Compressor, R-32 Refrigerant, 3/8 in Liquid Line, 5/8 in Suction Line, 40 A Fuse Rating, 14 FPI Coil, Direct Drive, Tonnage: 4 ton, 56 dBA Heating Sound Level, 54 dBA Cooling Sound Level, Metal, High Gloss Baked Enamel, RAL 7044 Warm Gray Munsell 2.5Y 7.5/1, -4 to 65 deg F Heating Operating Temperature, 5 to 118 deg F Cooling Operating Temperature, 37-13/32 in Overall Length, 13 in Overall Width, 54-11/32 in Overall Height, Additional Information: Single-Zone