3 ton split-system heat pump; Circuit Voltage: 208-230, Hertz: 60, Phase: 1, Department of Energy Guide SEER: 14, EER: 12, Stage: single, Refrigerant: R-410A, Connection Size: 3/8" x 7/8", Connection Type: sweat, Factory Charge: 150 oz, Type: air, Dimensions: 33"H x 28-1/4"W x 28-1/4"D