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Dwyer Instruments

Dwyer Instruments, Inc. produces a broad range of competitively priced precision instruments for measuring, transmitting and controlling pressure, temperature,level and flow.

Many of these instruments are widely known by their individual brand names, such as Magnehelic® and Spirahelic® pressure gages, Photohelic® switch gages, Rate-Master®, Mini-Master® and Visi-Float® flowmeters, Slack Tube® and Flex Tube® manometers, and Dwyer® pressure switches.


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