Usage: This highly accurate tank-mount pressure switch regulates the air pressure in your air tank. Design: The threaded side is 1/4" NPT male. Application: It is the perfect solution for air horn systems and air suspension applications. Design: Made of metal, 12V 3A; Pressure: 90-120PSI/120-150PSI/170-200PSI. Note: Choose the pressure you need, please. Pressure 90-120PSI/120-150PSI/170-200PSI Material Metal Thread 1/4" NPT Custom Bundle No Features Does Not Apply Modified Item No Country/Region of Manufacture HONGKONG Unit Type Unit Brand Unbranded/Generic MPN TJ4894670068493 .