1/4" NPT Air Compressor Filter Regulator Combo, 5 Micron Brass Filter Element, 0-145 PSI Adjustable Pressure Gauge, Water/Oil Separator, Semi-Auto Drain, for Pneumatic Tools,Spray Guns

This professional air compressor filter regulator is designed as a single air treatment unit, combining stable pressure regulation and efficient air filtration in one compact body. Built with high-quality metal construction, it offers excellent rust resistance and long-term durability for daily industrial and workshop use. Equipped with a precision brass filter element, it effectively removes moisture, oil mist and impurities from compressed air, protecting pneumatic tools and equipment from damage and blockage. The adjustable pressure range from 0 to 145 PSI allows flexible control for different working needs, while the clear gauge enables real-time pressure monitoring. The manual drain design supports quick water release and pressure relief, helping reduce internal corrosion and extend service life with simple maintenance. With standard 1/4" NPT connections, this unit is easy to install and widely compatible with spray guns, air wrenches, sanders, nail guns and other pneumatic tools. Suitable for garages, automotive repair shops, woodworking stations, maintenance workshops and various pneumatic applications, it provides clean, stable air supply to ensure consistent and reliable operation.

• Maximum Pressure Limit: This product is designed to withstand a maximum of 145 psi and features a 1/4" NPT thread, ensuring compatibility and stable operation with various air compressors.
• 5 Micron Brass Filter：Equipped with a high-density brass filter element, it efficiently removes moisture, oil mist and impurities, protecting pneumatic tools from damage and extending service life. Comes with a ball head wrench and thread seal tape for full accessory kit, no extra purchase needed, ready to use right out of the box.
• Precise Pressure Adjustment & Clear Gauge：Pressure can be adjusted smoothly from 0 to 145 PSI. The clear pressure gauge allows real-time monitoring for more accurate and stable operation.
• Semi-Auto Drain：The semi-auto drain design allows quick release of accumulated water and pressure relief, effectively reducing internal corrosion and extending the service life of the unit with simple, convenient maintenance.
• Wide Application：Constructed with high-quality metal material for strong rust resistance and long service life. Ideal for spray guns, air wrenches, sanders, nail guns and other pneumatic equipment, widely used in garages, workshops and maintenance sites.