Air Cooled Aftercooler Maximum Compressor Output Power 75 hp Maximum Air Flow 539 cfm Air Inlet Size 2 in Air Inlet Connection Type NPT Maximum Operating Temperature 350 Degrees F Maximum Operating Pressure 250 psi Overall Height 21 in Overall Width 26 3/8 in Overall Depth 17 3/4 in Phase Single Voltage 115/230V AC Maximum Fan Horsepower 1/2 hp Air Outlet Connection Type NPT Air Outlet Size 2 in Construction Aluminum Cooling Method Air Current Rating 4 A