PRESAIR
Adjustable Pressure Switches
Presair is a leading manufacturer of adjustable pressure switches. Our field adjustable pressure switches allow our customers the flexibility of easily setting the switch parameters in the field as driven by the needs of the project. Pressure switches are designed & manufactured to exacting standards to meet the needs of original equipment manufacturers and instrument makers for low cost, stable switches and good repeat accuracy.
custom options
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high quality
Highly stable with good repeat accuracy. All switches are 100% tested at high and low settings and at proof pressure.
safe & economical
Remote operation with complete electrical isolation. UL Recognized. Costs less than conventional controls
mae in u.s.a.
Presair switches are designed & manufactured in Eau Claire, Wisconsin U.S.A.
Presair manufactures pressure switches with accuracy in mind. Our standard pressure switches have a deadband of ±10%, and custom options can be built for a tighter or wider deadband.
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. Available in a variety of pressure connects, mountings and electrical ratings.