Airtrol’s pressure and vacuum switches activate (or deactivate) an electrical connection at a given setpoint. Applications include monitoring pressures of various fluids, controlling compressors or pumps, indicator lights and controlling electrical signals to other devices.  Setpoint adjustment ranges from 0.05 to 100 Psi (pressure) & 0.02 to 30″Hg (vacuum).  Four different mounting styles are available.  Other options include barbed fittings, gold contacts, various diaphragm materials & deadband ranges.  Factory preset switches are available.  Air valve switches are also offered, where intrinsic safety is required.