The A25 Series (2-1/2 inch/64 mm dial) Swichgage instruments are diaphragm-actuated, pressure-indicating gages with built-in electrical switches for tripping alarms and/or shut-down devices. 

Swichgage® instruments are built in the USA and have protected engines and equipment in applications such as oil and gas, marine, irrigation, construction and trucking applications to monitor engine lube pressure, water pump pressure, hydraulic pressure, air pressure, and others for more than 80 years.

The A25PE model has internal snap-acting SPDT switches for three wire control and can be wired to make or to break a circuit. It is CSA listed for non-hazardous areas.

“F” suffix = includes FS ground stud.