O'Keefe Controls has been doing business since 1975. Our products are differential pressure switches, liquid or gas metering orifices, in-line screens and pneumatic sensors for industrial control needs. We also make nonelectric pneumatic pressure switches and a low pressure switch.
A pressure switch is a mechanical or electronic device activated by the pressure of fluids, air, or gas when the fluids, air, or gasses reach a threshold or setpoint. The designs of pressure switches include bourdon tubes, pistons, diaphragms, or...
Pressure Gauges
A pressure gauge is a method of measuring fluid, gas, water, or steam intensity in a pressure powered machine to ensure there are no leaks or pressure changes that would affect the performance of the system. Pressure systems are designed to operate within a specific pressure range...
Pressure Transducers
A pressure transducer is a mechanical device that converts applied pressure, a physical quantity, into a measurable and industry-standard electrical signal which is linearly and proportionally related to the applied pressure...