Rheem® Packaged Heat Pump, Classic® Series, RHPXYB Model, 48000 Btu/hr Cooling BTU Rating, 45500 Btu/hr Heating BTU Rating, 208/230 V Voltage Rating, 23 A Amperage Rating, 4.29 kW Wattage, 1/3 hp Rating, 60 Hz Frequency Rating, 3 ph Phase, 1050 rpm Rotational Speed, Scroll Compressor Type, 1600 cfm Rating, 13.4 SEER Rating, 6.7 HSPF Rating, 10.6 EER Rating, 3/4 in Connection, R-454B Refrigerant Type, 1 Number of Stages, 30 A Fuse Rating, 80 dB Sound Level, Direct Drive Type, 7.4 sq-ft Face Area, 1-Row Coil Rating, 20 FPI Fins per Inch, 30 x 16 x 1 in Filter Size, Aluminum, 41 in H x 47-1/2 in W x 50-11/16 in D Dimensions, Constant Torque Drive Additional Information