Presair is a leading manufacturer of adjustable pressure switches monitor pressure levels of holding tanks, airlines, and many other applications. Our field adjustable adjustable pressure switch monitorspressure switches allow our customers the flexibility of easily setting the switch parameters in the field as driven by the needs of the project. With a simple screw adjustment, the pressure switching point can be determined during install.

Presair adjustable pressure switches monitor air pressure levels in hazardous environments. One potential application is a boat’s holding tank. By using a small, adjustable pressure switch with air tubing inside the tank, the owners of the boat can receive a simple light notification which tells them the tank is nearly full.


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Adjustable Pressure Switches

Pressure switches are designed and manufactured to exacting standards to meet the needs of original equipment manufacturers and instrument makers for low cost, offering stable switches and good repeat accuracy.

Adjustable pressure switches span the range of pressure from 0.25 inches of water gauge to 125 psig. Pressure switches can be adjusted by rotating the hex screw located at the center of the pressure switch. Pressure switches can be adjusted by rotating the hex screw located at the center of the pressure switch. They are available in a variety of pressure connections, mountings, and electrical ratings.

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Presair’s adjustable pressure switches are highly accurate and cost effective mechanisms. Contact us today with your application details to receive OEM pricing!

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Pneumatic Switches

Presair pneumatic switches are great for safe, economical control of consumer, industrial, medical or other products and appliances in wet, chemical or explosive atmospheres, or just for added safety.

High Quality

All switches are 100% tested with a 100,000+ cycle life.

Made in U.S.A.

Presair switches are designed & manufactured in Eau Claire, Wisconsin, U.S.A.

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