Panasonic Outdoor Single Split System Heat Pump, 208/230 VAC, 20 A, 23900 W Cooling, 17800 W Heating, 60 Hz, 1 ph Phase, Variable Rotational Speed, 22000 Btu/hr Cooling/Heating, 670 cfm, 9.2 EER Rating, 16 SEER, 8.5, 6.7 HSPF, Flared Connection, DC Twin Rotary Compressor, R-410A Refrigerant, 1/4 in Liquid Line, 5/8 in Suction Line, 25 A Fuse Rating, Direct DC Brushless Motor Drive, 55 dBA High Sound Level, Wall Mounting, 16 in H x 32 in W x 32 in D