18,000 BTU Single-Zone Outdoor Inverter Heat Pump, Volts: 208-230, Hertz: 60, Phase: 1, Department Of Energy Guide SEER2: 17.5, EER2: 10.1, Refrigerant: R-410A, Connection Size: 1/4"x1/2", Connection Type: Flare, Metering Device: EEV, Max. Cooling BTU: 19,960, Max. Heating BTU: 22,519, Factory Charge: 44.1 oz, Dimensions: 21-7/8''H x 31-5/8''W x 13-13/16''D, Weight: 71.7 Lbs, Remote Included: No ***Indoor Unit #4LIV18HP230V1AH Not Included***