3.5 Ton Split-System Air Conditioner, Circuit Voltage: 208-230, Hertz: 60, Phase: 1, Department of Energy Guide SEER: 13, Stage: Single, Refrigerant: R410A, Connection Size: 3/8"X7/8", Connection Type: Sweat, Factory Charge: 6 lbs 12 oz, Type: Air, Dimensions: 31''H x 27''W x 28''D