O'Keefe Controls Co. Datasheets for Vacuum Switches

Vacuum switches are a type of pressure switch that functions in the vacuum end of the pressure spectra. They measure vacuum pressure (negative pressure). 
Vacuum Switches: Learn more

Product Name Notes
The pneumatic pressure switch combines a pressure sensing element and a spool valve to produce a switching device with an adjustable setpoint. The assembly is non-electric, using only air or...