Features: x new and high quality xMade of high quality material, strong and durable xCompressor pressure switch control 1 or 4'' NPT connector for connecting air tank or train or air horn, air rider pressure switch xApplicable to 12V or 24V DC compressors. xAutomatically control the air compressor to adjust the pressure of the gas tank. x1 or 4''NPT male thread. xIdeal for air horn and air suspension applications. Specification: xName: Air compressor pressure switch xMaterial: aluminum alloy xRated current: 20 amps. xThread: 1 or 4'' NPT xColor: silver xModel: 70-100PSI, 90-120PSI (optional) Package includes: 1X air compressor pressure switch Notes: 1. Due to various factors such as display brightness and light brightness, the actual color of the product may be slightly different from the website picture. 2. Please allow a slight deviation between the data and the manual measurement. 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. Sold by-YJL official store