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We supply raw Monel and custom-machined components. Email or call us to discuss your next big project.

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Have a question or need assistance? Our team at Thomas Products is here to help! Whether you’re looking for product details, need support with an order, or want to discuss a custom solution, we’re just a message away.

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About Us

Thomas Products has been a leader in the flow and level sensor industry for over 40 years. The Thomas Products Value is built on our differentiated offering of high quality solutions, and the ability to deliver products to EXACT customer specifications in two weeks or less. Off the shelf sensors limit an application’s functionality and versatility – Why choose a competitor switch that results in inferior performance? We take into account your application and media environment, as well as all desired specifications to design a switch that will meet performance needs and exceed your expectations

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Blogs

  • Case Study – Application Case Study: Chemical Pump Control in Residential Well Water Treatment

    Case Study – Application Case Study: Chemical P...

    Discover how Thomas Products’ Model 1804W Pump Control Package helps water treatment suppliers ensure safe, proportional chemical dosing by activating only with flow reducing callbacks, protecting homeowners, and simplifying reliable...

    Case Study – Application Case Study: Chemical P...

    Discover how Thomas Products’ Model 1804W Pump Control Package helps water treatment suppliers ensure safe, proportional chemical dosing by activating only with flow reducing callbacks, protecting homeowners, and simplifying reliable...

  • Case Study – Mechanical Level Indication for Pet Food Dye Mixing

    Case Study – Mechanical Level Indication for Pe...

    Discover how Thomas Products’ Model 5100 Mechanical Sight Indicator replaces staining sight glasses with stainless steel indicators—delivering clear feedback, lowering maintenance, and ensuring reliable, long-term performance in dye mixing.

    Case Study – Mechanical Level Indication for Pe...

    Discover how Thomas Products’ Model 5100 Mechanical Sight Indicator replaces staining sight glasses with stainless steel indicators—delivering clear feedback, lowering maintenance, and ensuring reliable, long-term performance in dye mixing.

  • Blog – When Sight Gauges Can't Live Up to Their Name

    Blog – When Sight Gauges Can't Live Up to Their...

    Discover how Thomas Products’ Mechanical Flow and Level Indicators replace fragile sight glasses with magnetically coupled dials offering clear feedback, improved safety, reduced maintenance, and reliable performance in demanding environments.

    Blog – When Sight Gauges Can't Live Up to Their...

    Discover how Thomas Products’ Mechanical Flow and Level Indicators replace fragile sight glasses with magnetically coupled dials offering clear feedback, improved safety, reduced maintenance, and reliable performance in demanding environments.

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Choosing your switches

Finding the right switches is the most important step in maximizing your operational efficiency. Explore our line of switches and sensors with key features, performance specifications, and custom features, and make the best decision for your system.

Product Catalogues

Browse our full range of products in one place. Download detailed catalogues with technical specifications, part numbers, and other application insights.