Rheem® Packaged Heat Pump, Classic® Series, RHPCYB Model, 4 ton Nominal Capacity, 48000 Btu/hr Cooling BTU Rating, 45500 Btu/hr Heating BTU Rating, 460 V Voltage Rating, 13/15 A Amperage Rating, 4.3 kW Wattage, 1 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, Downflow, Horizontal, Vertical Configuration, Connection Type: NPT, 3/4 in Connection, R-454B Refrigerant Type, 1 Number of Stages, 15/20 A Fuse Rating, 86 dBA Sound Level, Direct Drive Type, 7.13 sq-ft Face Area, 1-Row Coil Rating, 20 FPI Fins per Inch, 16 x 16 x 2 in Filter Size, Steel, Galvanized, 125 deg F Temperature Rating, 41.38 in H x 79.25 in W x 46.75 in D Dimensions, High Static Constant Torque Drive, Small Commercial Cabinet, Standard Efficiency, CoreCommand™ (Non-Communicating) Control, Hinged Access Additional Information