Watlow manufactures industrial heaters, sensors, and controllers for a variety of applications. We offer best-in-class engineering, standard products, and custom-designed solutions for high-volume orders.

In 1922, Louis Desloge Sr. of the Desloge family founded Watlow in a rented corner space on the second floor of a machine shop in St. Louis, Missouri, and began manufacturing electric heating …

The online Watlow SELECT product configurator allows you to tailor products to your unique needs. Many SELECT products come with online documentation such as user guides, installation manuals …

Big Chief is an authorized distributor of Watlow products. We now offer Watlow Temperature and Process Controls, Power Switching Devices, Limits and Scanners, Cartridge and Insertion Heaters, …

Watlow offers the most complete product line in the industry. With more than a quarter of a million designs on file, Watlow has the heater, sensor, or controller to meet your needs.

Watlow is a global leader in industrial thermal solutions, specializing in the design and manufacture of electric heaters, temperature sensors, controllers, and supporting software.

Watlow’s success is deeply rooted in its unique organizational culture, shaped by a philosophy known as the "Watlow Way". This framework emphasizes lean manufacturing, continuous improvement, and …

Watlow designs and manufactures industrial heaters, temperature sensors, controllers and supporting software as well as assemblies – all of the components of a thermal system.

Watlow® was founded in 1922 and was built on an enduring commitment to “be the best.” This dedication created a steady stream of new products, technologies and a talented workforce fostering …

As a world-class industrial technology and thermal products leader, Watlow designs and manufactures heating solutions consisting primarily of electric resistive heaters, temperature sensors, temperature …