Backer Marathon is a leading manufacturer of American made high watt density cartridge heaters.  Our HotRod stainless steel heaters are the industry standard and offer quality construction, superior heat transfer, and long life heating solutions up to 1600°F.  In addition to our swaged heaters, we offer non-swaged heaters for applications up to 800°F, as well as square heaters for milled slot solutions.

Choose from one of our thousands of in stock models or let our engineers design a custom heater for your application. If you have questions about OEM cartridge or replacement cartridge heaters, please Contact Us or call (830) 775-1417.