5 Ton Two Stage Geothermal Heat Pump, Circuit Voltage: 203-280, Hertz: 60, Phase: 3, Configuration: Horizontal, Return Air Option: Left Return, EER: 19.9, Stage: Two, Motor Type: PSC, Refrigerant: R410A, Metering Device: TXV, Factory Charge: 82 oz, Water Loop - Cooling BTU: 59,400/Heating BTU: 72,000, Ground Water - Cooling BTU: 66,600/Heating BTU: 60,000, Ground Loop - Cooling BTU: 60,100/Heating BTU: 47,500, Connection Size: 1", Dimensions: 21''H x 24-1/10''W x 54-1/10''D, CFM: 1750, Weight: 286 lbs