3.5 Ton Single Stage Split-System Heat Pump, Circuit Voltage: 208-230, Hertz: 60, Phase: 1, Department of Energy Guide SEER: 14, EER: 11.5, Stage: Single, Refrigerant: R410A, Connection Size: 3/8"X7/8", Connection Type: Sweat, Factory Charge: 153 oz, Type: Air, Dimensions: 39-3/4''H x 35-1/2''W x 35-1/2''D, Weight: 191 lbs ***Unit includes a Manufacture Warranty, register your unit with the Manufacturer for details***