Industrial Heat Trace
Industrial constant wattage heating cables designed to provide freeze protection or viscosity maintenance for piping, valves, pumps, tanks, vessels, freezer floors and similar applications.
Rail and Industrial Heating
Thermal-Flex products are designed for efficient heating of all types of rail and industrial steel product installations.
- Railroad Switch Heating
- Third Rail Heating
- Industrial Heating
- Controls and Sensors
Our Products
Thermal-Flex Systems has been a leader in manufacturing railroad and transit switch heating systems and controls since 1976. Our products are developed with an emphasis on energy conservation, designed for cost effective system installations, and manufactured to withstand the rigors of grueling railroad trackside environments.
Thermal-Flex Systems offers a wide range of railroad switch heating products, including the only flexible rail heating element in the industry, low profile lightweight crib heaters, and many other types of railroad, transit, and industrial heating products and controls.
Industry Events
Be sure to visit the following events.
RSSI C&S Exhibition 2025
The 64th annual RSSI C&S Exhibition will be held on May 20-22, 2025 in Indianapolis, IN.
AISTech 2025
Company Highlights
Thermal-Flex Systems insulated rail heater channel ensures maximum efficiency from your switch heating system. The aluminum or stainless steel channel can help to increase rail temperatures by as much as 25% versus non-insulated rail elements.
New Products or Services
The Thermal-Flex Systems flexible rail heater has been redesigned and now features a more flexible solution for switch heating applications. Available in double and single ended configurations.