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Watlow is the largest custom designer and manufacturer of industrial electric heaters, sensors and controllers in the U.S. Watlow brings its thermal expertise to numerous applications, including semiconductor processing, energy processes, food service and life sciences.

Electric Heat: Watlow offers a variety of heaters including cartridge/insertion, tubular, flexible, immersion and circulation heaters.

Process Controllers: Watlow manufactures a wide range of temperature, process controllers, and limit controllers as well as their new, integrated multi-function controllers.

Temperature Sensors: Watlow supplies a variety of temperature sensors including thermocouples, resistance temperature detectors (RTDs) and thermistors, as well as wire, mineral insulated cable, connectors and hardware.

Operator Interface: Watlow offers a number of operator interfaces to give users an easy-to-use, reliable and affordable interface to machines and systems.

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