We have been setting the pace for development for almost 40 years

When D+H Mechatronic AG was founded over 40 years ago, it was one of the first companies to use electric drives in smoke extraction systems.
Our long-standing presence in the market has resulted in extensive expertise in smoke extraction. D+H systems in countless buildings around the world prove their reliability every day.
For customers, this means maximum safety – in the planning, installation and operation of D+H equipment.

D+H Mechatronic AG is ISO 9001 certified in accordance with DIN EN. D+H is constantly developing new concepts in the following areas:

Hot smoke and toxic gas extraction systems
Natural ventilation systems
Drive and control technology

D+H company chronology:

1968 Foundation of Dingfelder+Hadler in Hamburg (Germany).
1972 First electric smoke extraction
system 1994 D+H becomes the first manufacturer of electric smoke extraction systems to be certified to the DIN EN ISO 9001 quality standard.
2000 First electric smoke extraction system to be VdS-certified.
2003 Conversion into a public limited company: D+H Mechatronic AG.

The D+H Group today:

Over 200 employees.
Over 30 branches in Germany and 100 worldwide.
Over 100,000 completed projects.

Product applications

D+H products are characterised above all by technical perfection, high durability and modern design. They are used in buildings of various purposes and sizes, ranging from residential buildings and schools, through shopping centres, hotels, airports and railway stations, industrial halls to office buildings, public facilities and buildings with representative functions.

Reliability and safety

To guarantee absolute reliability, D+H products undergo strict quality control at every stage of production. Every batch produced is subjected to an appropriate testing procedure. Our smoke and heat extraction systems are mandatorily tested by independent testing institutes for their service life and resistance to temperature fluctuations.

Natural ventilation systems

Product groups

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