4 Ton Single Stage Horizontal Packaged Heat Pump Unit, Volts: 208-230, Hertz: 60, Phase: 1, Refrigerant: R454B, Factory Charge: 6 lbs 1 oz, Department of Energy Guide SEER2 (Range): 13.4, CFM: 1800, Overall Dims: 33-1/6''H X 58-1/2''W X 42-1/16''D, Weight: 447 lbs ***Compatible Heat Kit: 5JAYHTR1P(05-20)BKA (Not Included)*** ***Unit includes a Manufacture Warranty, register your unit with the Manufacturer for details***