Presair is a leading manufacturer of both adjustable vacuum switches and preset vacuum switches. Our preset vacuum switches are set at the factory to the specifications and parameters to fit our customers’ requirements. These vacuum switches have a range of 0.25 inches of water to 65 Psi. Our field adjustable vacuum switches allow our customers the flexibility of easily setting the switch parameters in the field as driven by the needs of the project.

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Presair designs and manufactures a wide variety of switches that focuses on pneumatic actuation. Specifically, Presair specializes in foot switches, air switches, hand or palm switches, pressure switches and vacuum switches for many different applications. All of these different types have different product categories depending upon the type of application you are using. All Presair switches are made in the U.S.A.