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Thermal Oil Heaters, type series ET

INTEC thermal oil heaters are sucessfully used for process heat generation within industrial plant operations in a wide range of industries. The basic oil heater product line can be supplemented with other components like steam and hot water systems.

INTEC thermal oil heaters
are characterized by the following features:

  • Tailor-made design to individual customer requirements
  • High efficiency which leads to low operating costs
  • Environmentally friendly due to low emissions


Of course INTEC-plants and components comply with the highest of safety standards.

The INTEC thermal oil heater ET product line comprises:

  • Oil and natural gas fired thermal oil heaters with a capacity of 100 – 25,000kW

  • Electric heaters for smaller capacites

Traditional fuels such as heavy oil, light oil and natural gas as well as solid fuels like production waste and biomass can be used. Depending on the consistency biomass fuels can be burnt over dust burners or INTEC developed grate firing systems.

The INTEC combustion air preheater or economizer, which is fully compatible with INTEC thermal oil heaters, helps to improve the system efficiency of the plants.

Measures for higher efficiency become more and more important as prices for fossil fuels increase. The additional invested capital will pay off within a short period of time, due to significantly reduced operating costs.

Horizontal thermal oil heater in cross-section