Features AUTOMATIC CONTROL: This air pressure switch automatically turns on the power at 90 PSI and automatically turns off the power at 120 PSI EASY TO USE: Our air compressor pressure switch is simple in design, easy to install and easy to use. Suitable for replacing old or worn ones WIDE APPLICATIONS: The air compressor pressure control switch valve is especially used for automobile suspension system, tractors, air pump, air compressor SPECIFICATIONS: Voltage: AC110-220V, DC 6-36V. Thread: 1/8 -27 NPT, Thread ID: 10mm. Service life: more than 30,000 times NOTE: Default ON Switch (connected inside). The pressure switch is not power plug. Don't plug directly into power socket Description: The air pressure switch is specially used for automobile suspension system, tractors, air pump, air compressor. Pressure sensitive electric and pneumatic control switch adopts 1/8 -27NPT thread with DIA of 10mm. Auto power on at 90 PSi and off at 120 PSi. This pressure control switch valve is easy to install and use.  Feature: AUTOMATIC CONTROL: This air pressure switch automatically turns on the power at 90 PSI and automatically turns off the power at 120 PSI EASY TO USE: Our air compressor pressure switch is simple in design, easy to install and easy to use. Suitable for replacing old or worn ones WIDE APPLICATIONS: The air compressor pressure control switch valve is especially used for automobile suspension system, tractors, air pump, air compressor SPECIFICATIONS: Voltage: AC110-220V, DC 6-36V. Thread: 1/8 -27 NPT, Thread ID: 10mm. Service life: more than 30,000 times NOTE: Default ON Switch (connected inside). The pressure switch is not power plug. Don't plug directly into power socket Specification: Voltage: AC 110-220V, DC 6-36V Thread: 1/8 -27NPT, Thread DIA: 10mm Duration : more than 30,000 times. Weight: Approx.27g/1oz Package list: 1 x Air pressure switch Package List