4 Ton 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, Type: Air, Dimensions: 43-1/2''H x 30-3/4''W x 30-3/4''D, Weight: 234 lbs