Dwyer Instruments Inc., founded in 1931, manufactures a broad range of competitively priced, quality 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. Divisions of Dwyer Instruments are Mercoid, W. E. Anderson, Proximity Controls and Love Controls.
Dwyer Instruments produces a wide range of measuring and control instruments for: Temperature, Pressure, Flow and Level Applications. Since the company was founded in 1931, customers have come to recognize Dwyer Instruments to stand for quality, reliability, and readily available low cost products. As a leading manufacturer in the controls and instrumentation industry, Dwyer continues to grow and serve major markets including, but not limited to HVAC, chemical, food, oil and gas, and pollution control. New applications are discovered daily through a cooperative effort between Dwyer and its customers. It has been these relationships with our customers that allow Dwyer to continue to develop market demand products and further our success from leading established brand names such as the Magnehelic differential pressure gages, Photohelic pressure switch/gages, Rate Master flowmeters, and Hi-Flow valves. Respected names such as Mercoid Controls, Flotect, Love Controls, W.E. Anderson and Proximity Controls have created new markets and further build on the solid reputation that Dwyer has and continues to sustain. The ability to successfully diversify demonstrates Dwyer’s managed approach to the marketplace.
