4 Ton Single Stage Convertible Packaged Heat Pump Unit, Volts: 208-230, Hertz: 60, Phase: 1, Refrigerant: R410A, Factory Charge: 140.8 oz, EER2: 10.6, Department of Energy Guide SEER2 (Range): 13.4, CFM: 1800, Overall Dims: 40-3/8''H X 57-1/2''W X 47-1/2''D, Weight: 516 lbs ***Compatible Heat Kit: RXQJ-A(05-08)J, RXQJ-B(10-15)J (Not Included)***