Reddit reviews VIAIR 90111 Pressure Switch with Relay
We found 1 Reddit comments about VIAIR 90111 Pressure Switch with Relay. Here are the top ones, ranked by their Reddit score.
Pressure Switch with 40 amp RelayFor 12 volt systemsPressure range 110 PSI On and 145 PSI OffPressure sensor connects via 1/8" NPT M PortPlease consult manufacturer's website for wiring diagram
There are electrical switches that can turn a compressor off, that's probably your best option:
http://www.amazon.com/gp/product/B000FQ793A/