90-120 PSI Air Pressure Switch 1/4 NPT for Air Compressor and Horn Systems, DC 12V/24V Compatible, Black Finish, Handles 100,000 Cycles, Ready To Roll For Air Horns And Train Applications

90-120 PSI Air Switch for 1/4 NPT Systems, Single Pack
✔️ Sealed, 100,000-cycle life, 1/4 in NPT, 12/24V DC compatible

This black 90-120 PSI air pressure switch is a compact, ready-to-install control that automatically toggles equipment based on pressure. It’s commonly used with air compressors, air horns, and train or tank systems to ensure equipment runs only when the pressure meets set thresholds.

✅ 90-120 PSI turn-on at below 90 PSI, off at 120 PSI
✅ 1/4 in NPT thread (10 mm) for easy mounting
✅ Voltage range: AC 120V/110V/240V or DC 12V/24V
✅ Compact dimensions 46 mm x 26 mm x 26 mm (1.81" x 1.02" x 1.02")
✅ Black finish, ideal for air horns, compressors, and train systems
✅ Pack contains 1 unit

💡 What is a pressure switch used for in air systems?

This handy control helps automate operation by turning devices on at lower pressure and off at higher pressure.

• Controls activation pressure for compressors, horns, and pneumatic devices
• Supports 12/24V DC and 120V AC power systems
• Features 1/4 NPT mounting for flexible installation