Panasonic 4-Way Ceiling Cassette Cool and Heat Pump, 208/230 VAC, 8.3 A, 60 W, 60 Hz, 1 ph Phase, Variable Rotational Speed, 17500 Btu/hr Cooling, 20400 Btu/hr Heating, 495 cfm, 10.25 EER Rating, 17.2 SEER, 7.9, 6 HSPF, Flared Connection, DC Twin Rotary Compressor, R-410A Refrigerant, 1/4 in Liquid Line, 1/2 in Suction Line, 25 A Fuse Rating, Direct DC Brushless Motor Drive, 65 dBA Sound Level, Wall Mounting, 32-1/2 in H x 34-1/2 in W x 12-3/4 in D