RUUD® Low Boy Air Handler, RB2TY Model, 4 ton Nominal Capacity, 48000 Btu/hr Cooling Capacity, 48000 Btu/hr BTU Rating, 208/240 V Voltage Rating, 39.9 A Amperage Rating, 14.07 kW Wattage, 3/4 hp Rating, 60 Hz Frequency Rating, 1 ph Phase, 300 to 1100 rpm Rotational Speed, 1575 to 1800 cfm Rating, Downflow, Horizontal, Upflow, Vertical Configuration, 13.4 to 14.3 SEER Rating, R-454B Refrigerant Type, 15 A Fuse Rating, 23-1/4 x 21 in Filter Size, 2 Number of Stages, 5 Number of Speeds, Constant Torque Motor Type, 12 kPa, Steel, 22-1/2 in L x 24 in W x 35 in H Dimensions, 10 kW Factory Heat, Standard Efficiency, TXV Metering, Non-Communicating Control, Multiflex Coil Series, Breaker Disconnect Additional Information