Cased Coil, Horizontal, Nominal Capacity (Tons) 3 ton, 1,050, Height (In.) 17 1/2 in, Width (In.) 26 in, Depth (In.) 21 1/8 in, Liquid Line Size (In.) 3/8 ODS, Suction Line Size (In.) 3/4 ODS, Aluminum, Aluminum, For Use With Split-System A/C and Heat Pump Systems, Requires Piston or TXV, Nitrogen, AHRI, ETL Listed, Y, Y, Y, Y, N, N, Compatible With Furnace Width 17.5 in, Y, Aluminum, Copper, Galvanized Steel, Plastic, Y, 25 yr Parts Limited Warranty