Air Compressor Pressure Switch For Your Setup With One Quarter Inch NPSF Internal, Two Way Release Valve, 175 PSI Cutoff, 40 PSI Fixed Differential, Diaphragm Actuated For Electrically Driven Motors

Air compressor pressure switch with 1/4 in NPSF inlet (single)
✔️ 175 psi cutoff, 40 psi diff, 1/4 in NPSF inlet for motors

This pressure switch automates an air compressor, turning the motor on and off at calibrated cutout pressure to protect the system. The diaphragm actuated design delivers reliable control, and a two-way release valve adds safety during service. Ideal for workshop or industrial setups needing steady pressure management.

✅ 1/4 in NPSF internal fluid connection
✅ Diaphragm actuated design for reliable motor control
✅ Includes a 2-way pressure release valve
✅ 175 psi cutout with fixed 40 psi differential
✅ UL Listed and CSA certified with NEMA Type 1/IP20 enclosure
✅ 2-pole NC contacts open on rising pressure

💡 What is an air compressor pressure switch used for in a typical setup? This handy device helps protect the system by starting and stopping the motor at the set pressure.

- Handy control that starts and stops a compressor at precise cutout pressure. - Works with diaphragm actuated switches and standard 1/4 in NPSF connections. - Includes a two-way release valve for safe manual relief.