7.5 Ton Two Stage Split-System Heat Pump, Circuit Voltage: 460, Hertz: 60, Phase: 3, EER2: 14.5, Stage: Two, Refrigerant: R410A, Connection Size: 5/8"X1-3/8", Connection Type: Sweat, Factory Charge: 55 oz, Type: Air, Dimensions: 41-1/2''H x 35-1/2''W x 35-1/2''D, Weight: 355 lbs