marathon® Forced Draught Burners

Endurance, durability and high performance are special characteristics of dreizler burners with marathon® technology. High control ratios, long and reliable burner uptimes as well as maximum efficiency are achieved. marathon® burners are easy to adjust modulating. Even with changing parameters, combustion always remains optimal. Advanced and efficient.

MONObloc up to 20 MW

Compactly designed powerpack with built-in combustion air fan

  • Integrated burner control system
  • Compact and maintenance-friendly design
  • Choice of either electronic or pneumatic linkage
  • Available as gas burner, dual fuel burner or oil burner
  • Retrofitting an existing oil burner to obtain a dual fuel burner possible at any time
  • Each dual fuel burner can be operated purely with oil

Up to 80% Electricity Savings

with dreizler® frequency

Reduction of NOx Emissions

with dreizler® ARZ/ARZsuper

Combustion Optimization

with dreizler® oxygen/oxygenplus


  • Modulating burner regulation
  • Supplied fully wired and ready to plug in
  • Electronic or pneumatic linkage depending on application type
  • Simultaneous combustion of at least two fuels in gaseous or liquid form possible
  • Control ratio for gas up to 1:10
  • Control ratio for oil up to 1:4
  • Gas trains according to EN 676
  • Oil mountings according to EN 267
  • Noise dam cap serial and optional



  • Natural gas
  • Hydrogen
  • Liquid gas (LPG)
  • Town gas
  • Biogas
  • Special gases
  • Fuel oil EL (others on request)

marathon® gas burners are certified in accordance with EN 676 Forced draught burners for gaseous fuels as well as EC-type tested.

  • CE-0085AP0743 / CE-0085AQ0360

marathon® dual fuel burners are certified in accordance with EN 676 Forced draught burners for gaseous fuels and EN 267 as well as EC-type tested.

  • CE-0085AT0266

Optional Hightech Equipment

  • Delivery of the burner in version Monobloc for additional charge
  • Parameter driven PID load ratio control with temperature or pressure sensor
  • Patented flue gas recirculation ARZ/ARZsuper for extra low NOx emissions
  • Speed control frequency with saving of current consumption up to 80 %
  • Residual oxygen control oxygen for combustion optimising
  • Residual oxygen control oxygenplus with CO limit value control for additional fuel utilisation
  • Equipment according to Pressure Equipment Directive 2014/68/EU for fired pressure equipment (e.g. steam boiler)


Burner Configurator

Use our free online tool to configure your dreizler® burner according your requirements and wishes!


Do you have questions or need a quote?
We will be happy to provide you with more information.

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