PneumaticPlus PPC2C-N02G-Q2 Mini Three Stage Air Drying System, 1/4" NPT - Particulate Air Filter, 0.3 Micron Coalescing Filter, Air Pressure Regulator Combo - Metal Bowl, Manual Drain, Embedded Gauge Max. Supply Pressure: 250 PSI, Max Operating Pressure: 140 PSI, 7SCFM @ 90PSI Particualte Filter: 5 Micron Element, Coalescing Filter: 0.3 Micron Element, Port Size:1/4" NPT Manual Drain & Metal Bowl with Sight Glass, Includes 0-140 PSI Embedded Pressure Gauge Use Metal bowl in pressure exceeding 150PSI or when solvents harmful to polycarbonate is present ORIGINAL EQUIPMENT MANUFACTURER - Made In Korea