Pressure Switch 4 Port Air Compressor Pressure Switch Replacement Control Switch Pressure Range 0.5-0.8MPA, 0-12BAR, 0-180PSI: Amazon.com: Tools & Home Improvement
How To Adjust A Pressure Switch - Mastertoolrepair.com - YouTube
Condor Pressure Control GmbH
High Quality 175psi 10bar 380v 20a 3 Phase 4-port Air Compressor Pressure Switch Control Valve 5-8bar - Pneumatic Parts - AliExpress