Features: *Brand new and high quality *Made of high quality material, strong and *Compressor pressure switch control 1/8'' NPT connector for horn train horn *For use with 12V DC compressors. *Automatically control the air compressor to adjust the pressure of the air tank. *1/8 NPT male thread. * for air horn and air suspension applications. Specification: *Name: Air compressor pressure switch *Material: aluminum alloy *Size: approx. 5x3x3cm/2.0x1.2x1.2 inches *Rated current: 20 amps. *Thread: 1/8 NPT *Colour: Black *Model: 70-100PSI, 90-120PSI, 120-150PSI, 110-140PSI,150-180PSI, 170-200PSI, 125-200PSI (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. Compatibility - Air Compressor Air Pressure Switch Control 1/8" NPT Connector For Train Horn High-quality Materials - These tool accessories are made of premium material, ensuring their quality and long-lasting performance. Optimal Performance - These accessories offer versatility and adaptability and it will help you better operate your item and provide a better experience. Easy Installation - These accessories allowing you to replace and use it without hiring a professional repairman. After-sale Serive - We provide high quality products, if there is any problem with our product, please contact us.