Cartridge Heaters | Trust the Dalton Difference

Watt-Flex ®
Split-Sheath Cartridge Heaters

When you have a new or replacement cartridge heater application, choose our revolutionary split-sheath cartridge heaters. Not only will they will lower your process heating costs and provide more even heating, but they will eliminate bore seizure. Our cartridge heaters are also proven to last up to five times longer than conventional heaters.


Diff-Therm ®
Vacuum Diffusion Pump Heaters

Diff-Therm® Platen Heaters set the industry standard for long life, uniformly distributed process heat, and efficient power generation. Our heaters outperform original equipment heaters and act as direct replacement heaters for all major vacuum diffusion pumps.


Bore Seizure

Uneven Heat

Cost of Heating

Dalton Electric Heating Co, Inc.

Since 1921, Dalton Electric has been a leader in industrial process heating.

Dalton heaters are used for industrial process heat application in automotive, aerospace, plastics, adhesives, semiconductors, and many other industries throughout the world. Products include the Watt-Flex ® split-sheath cartridge heater and immersion heater, Diff-Therm ® platen heaters for vacuum diffusion pumps, and related high-temperature accessories and heater modifications