Chromalox provides electrical products, systems and solutions for industrial process heating and temperature management. The company has three manufacturing facilities in North America, one in France and one in China.

In the year ended 30 September 2016, Chromalox had revenues of US$201 million, EBITDA of US$43 million and EBIT of US$37 million.
 
Nicholas Anderson, Group chief executive of Spirax-Sarco Engineering, said: “Chromalox is closely related to our Steam Specialities business, in delivering thermal energy solutions to customers, and we look forward to leveraging the Steam Specialities business model and our global footprint to further internationalise Chromalox and to enhance and grow their already strong US business.”
 
The Chromalox executive team will remain with the business post acquisition.