3.5 Ton Standard Efficiency AC/HP Fan Coil, Voltage: 480, Hertz:60, Phase:3, Refrigerant:R-410A, SEER:Unknown, Airflow:Multiposition, CFM:1600, Heat:None, Supply Dims:19-1/2"W X 10-5/16"D, Return Dims:19-3/4"W X 19-3/4"D, Connection Type:Sweat, Connection Size:3/8" X 3/4", Overall Dims:50-1/2"H X 21"W X 21-11/16"D, Weight:150Lbs, Origin:Mexico, Approved Heat Kits:RXBH-24A10D,RXBH-24A15D,RXBH-25A18D,RXBH-24A20D Not Included