Watlow is a company that designs and manufactures electric thermal solutions, including heaters, temperature controllers, and other related products. The company's core business is providing solutions for the complete thermal loop, which involves the design, manufacture, and supply of products that help control temperature in various industrial processes. Watlow's products and services are used in a range of industries, including semiconductor processing, energy and environmental, life sciences, and foodservice equipment. The company has a global presence, with manufacturing facilities and sales offices around the world, and is committed to providing sustainable and environmentally responsible solutions to its customers.

We solve the world’s toughest and most important thermal problems.

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 and power controllers and supporting software – all the components of a thermal system. We partner with our customers to optimize thermal performance, decrease design time and improve the efficiency of products and applications.

We bring 100 years of experience to numerous industries, including semiconductor processing, clean environmental technology, energy generation, diesel emissions, medical and food service equipment.

Electric Heaters
Cartridge/Insertion Heaters
Circulation Heaters
Immersion Heaters
Air Heaters
Flexible Heaters
Tubular Heaters
Gas Delivery and Exhaust Heaters
High-Temperature Heaters
Fluid Delivery Heaters
Temperature & Process Control

Life Sciences
We are committed to delivering digital engineered solutions that make pharmaceutical processes efficient, safe, and sustainable. Starting from and improving the processes designed to comply with regulations.

Clinical Diagnostic Equipment
Watlow provides clinical diagnostic equipment OEMs with proven solutions that enable exceptional thermal control. We accomplish this with rapid prototypes and leading thermal technologies that meet the most demanding product specifications.