5 Ton Two Stage Split-System Heat Pump, Circuit Voltage: 208-230, Hertz: 60, Phase: 1, Department of Energy Guide SEER2: 14.3, EER2: 9, Stage: Two, Refrigerant: R410A, Connection Size: 3/8"X7/8", Connection Type: Sweat, Factory Charge: 247 oz, Type: Air, Dimensions: 45''H x 35-3/4''W x 35-3/4''D, Weight: 278 lbs