ITEM NAME:90/120 PSI 12-24V Heavy Duty Air Pressure Control Switch Train Horn Compressor Description: 90/120 PSI Pressure Switch. For 12 / 24 volt power source. With 1/8inch male pipe thread,and 1/4inch push-on electric terminals. Designed for high-pressure on-board air systems, ideal for air horns that require high air pressure For Air Horns,Train Horns,Air Suspension Compressors,etc. Specification: Material: Metal Size: Approx. 6x2x2cm/2.36x0.79x0.79inch Package Includes: 1x Air Pressure Control Switch Note: Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) Please confirm whether the product matches your vehicle before buying. SKU: DMO0012501752030922.For Air Horns,Train Horns,Air Suspension Compressors,etc. Designed for high-pressure on-board air systems, ideal for air horns that require high air pressure. For 12 / 24 volt power source.