4 Ton Split-System Heat Pump, Circuit Voltage: 208-230, Hertz: 60, Phase: 1, Department of Energy Guide SEER: 16, EER: 12.5, Stage: Two, Refrigerant: R-410A, Connection Size: 3/8" x 7/8", Connection Type: Sweat, Factory Charge: 196 Oz, Type: Air, Dimensions: 45"H x 35-3/4"W x 35-3/4"D, Weight: 257 Lbs, **Unit includes a Manufacture Warranty through June of 2029, No Registration Required**