PneumaticPlus SAF400-N04B-MEP Compressed Air Particulate Filter 1/2" NPT, 10 Micron - Metal Bowl w/Manual Drain, Bracket Max. Supply Pressure: 250 PSI / Operating Pressure: 0 to 150 PSI 10 Micron Element/ Flow Rate: 211 SCFM @ 90 PSI Manual Drain, Metal Bowl w/ Sight Glass, Port Size: 1/2" NPT Use Metal bowl in pressure exceeding 150PSI or when solvents harmful to polycarbonate is present 1 Year Limited Warranty, Manufactured in Korea