External Auto Drain, Inlet Size 1/2 in, Inlet Gender Female, Inlet Type NPT, Outlet Size 1/2 in, Outlet Gender Female, Outlet Type NPT, Drain Port Size 1/2 in, Drain Port Gender Female, Drain Port Type NPT, Maximum Operating Pressure 230 psi, Minimum Operating Pressure 45 psi, Number of Air Inlets 1, Maximum Operating Temperature 155 Degrees F, Minimum Operating Temperature 33 Degrees F, Overall Depth 4.5 in, Overall Height 6.25 in, Overall Width 4.25 in, Body Material Aluminum