Proflow Vacuum Triggered Safety Switch, Hobbs Switch, 3 Terminal, Norm Open Or Norm Closed Option, Adjustable Set Point 18-22"Hg, 1/8 in. NPT, Each

Proflow's Vacuum adjustable safety switches have been designed to,for example sense when vacuum drops below a specific minimum set point and activates vacuum pump, or wired to activate a water/methanol injection when vacuum drops below the set point. This heavy-duty vacuum switch is made of premium

Part number: PFEVS18-223T