Thomas Products specializes in the manufacture of flow switches, level switches, pump controls, and sight window indicators. The company offers high-quality, fully customizable switches and sensors designed to customer specifications in two weeks or less. With a focus on superior service, Thomas Products provides a diversified product offering of flow, level, and pump control solutions. They also build custom switches and UL approved parts, holding numerous patents in the industry. Thomas Products is a premier manufacturer of liquid level and flow indicators, committed to delivering quality products and innovative solutions for over 40 years.