Electric Process Heaters

Sigma Thermal offers standard and custom-engineered electric immersion and electric circulation heaters and controls.

Electric process heaters are used in many industrial process applications to heat liquids and gases. Sigma Thermal Immersion and Circulation electric heaters typically range from 2 to 60 watts per square inch. These heaters are designed and engineered for versatility and are capable of meeting most applications and site requirements.

Sigma Thermal’s electric process heaters are manufactured to the highest quality standards and they are designed to meet ASME Section VIII Div I, CRN and PED. Whether shipped loose or packaged as a skid, Sigma Thermal can provide a complete solution for your application.

For more information submit an RFQ or contact an application engineer directly.

Common Applications

  • Asphalt
  • Glycol Reboiler
  • Freeze Protection
  • Tank Heating
  • Liquid Vaporizer
  • Condensate Stabilization
  • Viscosity Reduction
  • Amine Reboiler
  • High Temperature Air
  • Nitrogen Heating
  • Process Gas Heating
  • Fuel Gas Heating
  • Natural Gas Heating
  • Freeze Protection
  • Thermal Fluid
  • Water
  • Glycol