Dwyer Instruments is a leading manufacturer in the controls and instrumentation industry, with long-established brand names like Magnehelic® differential pressure gauges and Photohelic® pressure switch/gauges. Dwyer differential pressure gauges are exceptionally responsive, can operate in any position, and are resistant to shock and vibration. The Dwyer family also includes Mercoid Controls, Love Controls, W.E. Anderson, Proximity Controls, and Omega. Lesman stocks several sizes and ranges of Dwyer's most popular gauges, and they can be ordered easily through our secure online store.

In 2022, Lesman earned the designation of Dwyer Preferred Distributor for Process Instrumentation in Illinois, Wisconsin, Washington, and Oregon. If the Dwyer product you need is not shown here on our website, please call 800-953-7626 for assistance.

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