Founded in 1931, Dwyer Instruments is the total instrument solution known for quality, reliability, and readily available low cost products. This leading manufacturer of controls and instrumentation serves major markets with established brand names such as Magnehelic® pressure gages, Photohelic® switch/gages, Rate Master® flowmeters, and Hi-Flow® valves. Dwyer continues to develop products to meet market and customer demands for pressure, air velocity, flow, level, temperature, and process controllers, sensors, switches, indicators & transmitters.
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