Since their founding in 1931, Dwyer Instruments has established themselves as an industry leader in the manufacturing of instrumentation solutions for the HVAC and Process Automation markets. They have a long history of innovation in designing and manufacturing measurement sensors that provide superior product performance, and their products are used every day in critical and essential processes around the world. Dwyer manufactures their high-quality products in the U.S.A., and their presence has expanded over Midwest states – including Indiana and Missouri