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Roof-mounted AC system – AC353 G4

The AC353 G4 is the result of ongoing further development of the very successful AC353. With thousands of installed units operating even in the harshest climatic conditions, the AC353 has proven its pioneering superiority with which it offers solutions for advanced passenger comfort around the world.


  • Complete performance range for applications in temperate
    climate zones and hot countries
  • Highly compact modular design thanks to advanced
    MCHX (Micro Channel Heat Exchanger) convector technology
  • Simple installation reduces the installation work for bus manufacturers
  • Less refrigerant reduces the negative effect on the environment
  • Standardized mounting surface for all model variants
  • Lower life cycle costs and even easier to maintain
  • Ultra-lightweight for reduced fuel consumption and lower emissions