4 Ton Single Stage Horizontal Packaged Air Conditioning Unit, Volts: 208-230, Hertz: 60, Phase: 1, Refrigerant: R410A, Factory Charge: 87 oz, EER2: 10.6, Department of Energy Guide SEER2 (Range): 13.4, CFM: 1800, Overall Dims: 35''H X 66''W X 34''D, Weight: 375 lbs ***Compatible Heat Kit: HKP-(05-20)C, HKR-08C (Not Included)*** ***Unit includes a Manufacture Warranty, register your unit with the Manufacturer for details***