4 Ton Two Stage Split-System Air Conditioner, Circuit Voltage: 208-230, Hertz: 60, Phase: 1, Department of Energy Guide SEER: 14.5, Stage: Two, Refrigerant: R410A, Connection Size: 3/8"X7/8", Connection Type: Sweat, Factory Charge: 13 lbs 3 oz, Type: Air, Dimensions: 45-1/8''H x 37-1/4''W x 34-1/4''D, Weight: 271 lbs ***Unit includes a Manufacture Warranty, register your unit with the Manufacturer for details***