Universal Air Compressor Pressure Switch 135-175 PSI 1/4 NPT Single Port Valve Built Tough For Heavy Duty Tanks No Sweat Setup And Reliable Auto Shutoff Control

One pack pressure switch handles 135 to 175 psi output
✔️ Aluminum alloy chassis supports steady draws up to twenty amps

You mount this single unit on workshop tanks to stop overpressure crashes mid run. Garage builders attach it to portable drums keeping weekend jobs clean. You watch the gauge climb and trust the cutoff to kill power the second target psi hits.

✅ Cast aluminum shell shrugs off shop grease and heavy knocks
✅ Thick metal contacts carry full electrical load without frying
✅ Quick twist inlet matches standard quarter inch pipe threads
✅ Simple lever lets you swap gauges fast without stripping fittings
✅ Handy build speeds up repair swaps across light and medium machines

💡 What triggers the automatic shutdown sequence inside a standard tank regulator?> The internal diaphragm feels rising back pressure and physically flips a microswitch lever real fast.
- Once your target psi climbs the spring tension matches the air force and throws the contact plate wide open.
- This clean mechanical break kills main power to the pump while routing excess force straight to the atmosphere.
- You never sweat safety loads because the calibrated assembly trips instantly whenever density jumps on the line.