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About Lumenite

For over 92 years, Lumenite® has dedicated our efforts to providing the highest quality liquid level control technology on the market.

Our Story

92 Years of American Ingenuity

Lumenite® products are currently used in the food & dairy, pharmaceutical, boiler, sewage & waste, petroleum and petrochemical industries. Our commitment to quality and innovation has made us a trusted name in process control technology.

Every Lumenite® product is designed and manufactured in our Franklin Park, Illinois facility, ensuring the highest standards of quality control and American craftsmanship.

92
Years of Excellence
6
Product Lines
100%
Made in U.S.A.
1934
Year Founded
What Drives Us

Our Values

Quality First

Every product meets the highest standards — UL-353 listed, 3A certified, USDA and FDA compliant.

Made in U.S.A.

Proudly manufactured in Franklin Park, Illinois, ensuring quality control at every step.

Safety Certified

Our intrinsically safe devices are designed for the most demanding and hazardous environments.

Expert Support

Our team of engineers and technicians provides personalized support for every application.

Our Journey

Company Milestones

1934

Lumenite Control Technology founded in Chicago, Illinois.

1950s

Pioneered conductivity-based level control technology for industrial applications.

1970s

Expanded into sanitary applications for food, dairy, and pharmaceutical industries.

1990s

Developed advanced microprocessor-based controls with auto-sensitivity.

2000s

Launched comprehensive line of 4-20mA pressure and temperature transmitters.

Today

Continuing 92 years of innovation with NextGen process control solutions.