3 Ton Single Stage Split-System Heat Pump, Circuit Voltage: 208-230, Hertz: 60, Phase: 1, Department of Energy Guide SEER2: 14.3, EER2: 10, Stage: Single, Refrigerant: R454B, Connection Size: 3/8"X3/4", Connection Type: Sweat, Factory Charge: 7.6 lbs, Type: Air, Dimensions: 31-11/16''H x 31-3/16''W x 31-3/16''D, Weight: 172 lbs ***Units include a Manufacture Warranty, register your unit with the Manufacturer for details***