Watlow’s Temperature, Process and Power Controllers

Watlow is a leading supplier of integrated multi-function, process and temperature controllers, power switching devices, agency-rated safety limits, operator interface terminals, process and event data loggers and recorders and accessories to reliably implement and control a complete thermal system. 

Our expertise is backed by 80 years’ experience designing, manufacturing and assisting customers with controller challenges across a broad range of applications. In industrial machines, processes and commercial equipment, Watlow products control parameters including temperature, over/under temperature limits, relative humidity, flow, position and pH, to name a few. 

A variety of flexible, standard products are offered to address a multitude of control needs. Complementary accessories extend the controller solution seamlessly, and easy-to-understand user manuals and product documentation make it easy to quickly and effectively apply Watlow products. Our experienced and knowledgeable applications engineers will help you to find the ideal solution without added cost and time delay.

Watlow’s solution development capabilities address all aspects of challenging control problems with just the right combination of proven techniques and innovation. While standard products are extremely flexible, some applications require accelerating a solution to the next level. Whether you use a standard product or a customized solution, our focus is to be your control expert.

f4t integrated pid process controller front view
Integrated controllers reduce complexity and cost of ownership

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EZ-ZONE temperature and process controller
Temperature and process controllers offer easy-to-use, accurate and reliable solutions for applications requiring single and multiple loops of control.

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SERIES LV limit
Limits monitor systems and respond to over- or under-temperature conditions

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din a mite c
Watlow solid state power switching devices complement the rapid switching required by PID temperature controllers and help deliver optimum system performance and service life.

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ez-zone rm data logger
Watlow offers a range of products for time-stamped data collection of critical process data, from Windows®-based software to embedded data loggers.

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silver series em
Watlow offers reliable, affordable, easy-to-use interfaces for machines and systems.

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ez-zone rm data logger
Watlow software products provide interfaces to controllers and other automation equipment that is more powerful and flexible than built-in product interfaces and yet fast to set up and easy to use.

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series TM indicator
Watlow's temperature and process indicators are ideal for displaying measurements of temperature and other process variables; such as flow, pressure and relative humidity.

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watlow control panels
Control panels designed to link with Watlow immersion and circulation heaters

Control panels designed to link with Watlow immersion and circulation heaters

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