Air Regulator Filter Water Trap Oiler Lubricator 3in1 Gauge Compressor Pressure Regulator With 160psi Gauge. Oiler Lubricator, Oil & Water Separator Unit. Air Inlet: 3/8" Max. Pressure of 150 PSI. With Temperature Range: 5-60 degrees C (40-160F) Prepares air properly for all types of compressed air tools and equipment. The filter removes solid particles and condensates with compressed air. Step less regulator accurately maintains air pressure over a wide range of flows. Micro-fog lubricator supplies lubricating oil to working pneumatic equipment in proper proportion Protect your air tools with much longer life.