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Fired heaters ensure low operating costs
and highest energy efficiency

Fired heaters convince primarily by high heating capacities and simultaneously low operating costs with high energy efficiency. Especially the use of air-preheaters and waste heat recovery systems contribute to economic efficiency.

Fired heaters / thermal oil boilers
horizontal design

Fired heaters / thermal oil boilers
vertical design

Temperature range

With the fired heaters of heat 11, temperatures up to 400 °C can be operated reliably and long-lasting. Up to 560 °C can be achieved with molten salts.


Heaters from heat 11 are available with thermal capacities from 100 – 30.000 kW.

heat transfer

Water, mineral oils, silicone oils, synthetic oils and molten salts


Natural gas, bio gas, lean gas, oil, solid fuels (biomass)


Heating of dryers, double-belt presses, reactor heating, gas processing, waste gas treatment (combustion)

Measures for the efficiency increase

Air preheaters, waste heat recovery systems

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