Marathon Heater, Inc. is the leading designer and manufacturer of electric heating elements and temperature sensors. Customer service is not just a marketing slogan at Marathon Heater, it is a way of life.
It begins with your first call to Marathon Heater where you speak to a live person, not a recording. It continues with immediate assistance from engineers who design the products, not a sales clerk.
If we can't help you over the phone, Marathon Heater has distributors and sales representatives throughout the world who will be happy to visit and review your application.
Marathon Heater is a refreshing oasis of unparalleled customer support in today's desert of supplier indifference. We're here to help you!
Marathon Heater manufacturers electric heaters and temperature sensors for almost any temperature range or environmental condition.
From sub zero temperatures to 1600° F. From ultra high pressures to complete vacuums. From 0% to 100% humidity. From heating plain water to highly corrosive fluids and molten metals. Visit our products page to find your solution.
Not sure what you need? Call or email us for immediate assistance.
If you can't find a stock product to meet your needs, we will custom design and manufacture exactly what you need.
Relax, unlike other manufacturers, there are no engineering or setup fees for this service.
Cartridge Heaters
High watt density, standard construction, and square. For temperatures up to 1600º F.
Band Heaters
3/4" to 30" diameter
Strip Heaters
Mica or ceramic construction
Flexible Heaters
Flexible silicone rubber heaters for temperatures up to 400º F.
Air Heaters
For heating air to temperatures as high as 1000º F.
Coil Heaters
For injection molding nozzles, heat staking, and air heating
Temperature Sensors
Thermocouple and RTDs in 100s of styles. 






