Tank Mount Air Pressure Switch for 120 to 150 PSI with 1/4 NPT threads, DC 12/24V, up to 20A, automatically starts and stops the compressor to hold target pressure, ideal for air horns and other pneumatic systems

Tank-Mount Air Pressure Switch for 120-150 PSI
✔️ Tank mount, 1/4-18 NPT, DC 12/24V, 20A max, 120-150 PSI

This compact pressure switch is the control heart of many air systems. It mounts on the tank and automatically starts and stops the compressor to hold the target pressure. Ideal for air horns, train horns, and other pneumatic setups requiring reliable pressure control.

✅ Thread: 1/4-18 NPT male (6.35 mm), tank mount type
✅ Operating voltage: AC 110-240 V or DC 12-24 V
✅ Max current: 20 A; Set points: on at 120 PSI, off at 150 PSI (±5%)
✅ Applications: air horns, train horns, air compressors, oil tanks

💡 What is an air pressure switch used for in tank-mounted systems?

This handy device helps manage compressor operation across common setups.

- Maintains target pressure in tanks and lines
- Handy for air horns, train horns, and portable compressors
- Works with DC 12V/24V and AC 110-240V supplies