Watlow is the largest custom designer and manufacturer of industrial electric heaters, sensors and controllers. Watlow brings its thermal expertise to numerous applications, including photovoltaic, semiconductor, analytical instrumentation, medical equipment, plastics processing, foodservice equipment, packaging, aerospace and others. Your heating needs can be fulfilled using Watlow Heaters, Controllers and Sensors. 

While some companies manufacture just heaters or just controllers, Watlow provides single source performance accountability by creating all thermal system components. From electric heaters of all types and sizes, power controllers that maximize heater performance, temperature controllers for more precise heat regulation, to sensors that provide the controllers with accurate temperature signals, you can count on Watlow to design thermal systems in which the components work together better.