6 to 8KG Air Compressor Pressure Switch 4 Port 95 to 125PSI Automatic Universal Air Pump Switch NPT1 or 4in 20A AC1STURDY CONSTRUCTION: Made from premium plastic and metal materials, our pressure switch is built to last, ensuring excellent performance and safe, reliable use. 2PRODUCT The pressure switch features a single port connection with a discharge valve and switch lever. With a high safety factor, it offers practicality and adaptability. 31 or 4IN NPT: An alternative to general pressure switches, our air compressor switch is easy to replace if damaged. The four 1 or 4in NPT (female thread) ports can sealing unused connections. 4EASY TO INSTALL: The pressure switch supports simple installation without the need for complex operations. It comes with thread locker compound for easy and convenient installation and use. 5DURABLE AND EFFICIENT: Our pressure switch is designed to withstand frequent use and maintain consistent performance. It ensures accurate control of air compressor pressure, extending the lifespan of the equipment. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.