2 Ton Inverter IQ Drive Split-System Air Conditioner, Circuit Voltage: 208-230, Hertz: 60, Phase: 1, Department of Energy Guide SEER2: 19, EER2: 12, Stage: Inverter, Refrigerant: R410A, Connection Size: 3/8"X3/4", Connection Type: Sweat, Type: Air, Dimensions: 37''H x 22-1/2''W x 22-1/2''D, Factory Charge: 71 oz, Weight: 166 lbs