Check the listing for details. 70-100PSI Air Pressure Switch Tank Mount Thread 1/4" NPT 12V/24V For Train Horn. Condition: New. Listed at 11.99 USD. Thread: ¼ inchTurn On Air Compressor 70 PSI ; Turn Off Air Compressor 100 PSIFitment: Fits 12V or 24V Applications Ideal For Air Horns,Train Horns,Air Suspension Compressors,ect.High Accuracy ; Tank Mount TypePackage Included: 1 X Horn Compressor Air Pressure Switch . For 12 volt power source. With 1/8inch male pipe thread,and 1/4inch push-on electric terminals. Fitment: Fits for Air Horns,Train Horns,Air Suspension Compressors,ect. Package Included: 1 X Horn Compressor Air Pressure Switch Rated 90-120 PSI This pressure switch is designed for high-pressure on-board air systems. Ideal for air horns that require high air pressure. With 1/8inch male pipe thread,and 1/4inch push-on electric terminalsThread: ¼ inchTurn On Air Compressor 70 PSI ; Turn Off Air Compressor 100 PSIFitment: Fits 12V or 24V Applications Ideal For Air Horns,Train Horns,Air Suspension Compressors,ect.High Accuracy ; Tank Mount TypePackage Included: 1 X Horn Compressor Air Pressure Switch . For 12 volt power source. With 1/8inch male pipe thread,and 1/4inch push-on electric terminals. Fitment: Fits for Air Horns,Train Horns,Air Suspension Compressors,ect. Package Included: 1 X Horn Compressor Air Pressure Switch Rated 90-120 PSI This pressure switch is designed for high-pressure on-board air systems. Ideal for air horns that require high air pressure. With 1/8inch male pipe thread,and 1/4inch push-on electric terminals