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, Factory Charge: 143 Oz, Type: Air, Dimensions: 35"H X 33.75"W X 33.75"D, Weight: 227 Lbs **Unit includes a Manufacture Warranty through June of 2029, No Registration Required**