Energy, environmental & heat technology

We face up to our responsibility for the environment and want to contribute to sustainable CO2 reduction, decarbonisation and resource conservation with our expertise in heat exchange. We meet the constantly increasing requirements in apparatus and plant engineering with decades of project experience. APL Apparatebau GmbH is your partner from the early planning phase onwards. Competent engineers work closely with you to develop customised solutions for your energy applications.

Rely on our expertise in the planning, design, construction, manufacture and delivery of specific heat exchangers for

  • Large heat pumps

  • Hydrogen plants

  • Hydropower plants

  • Biomass power plants

  • Geothermal power plants

  • Solar thermal power plants

  • Nuclear power plants

  • Conventional power plants


  • Capacitors
  • Evaporators
  • Gas coolers
  • Safety heat exchanger (tube-in-tube system and double-tube sheets)
  • Oil coolers (bearing oil, lubricating oil, thermal oil)
  • Low and high pressure preheaters
  • Air and gas coolers (exhaust gas, compressed air, generator air, flue gas)
  • Rectangular heat exchangers (plain tubes, finned /ribbed tubes)
  • Steam-gas pre-heaters
  • Air pre-heaters
  • Pressure vessels