ZF is a global leader in driveline and chassis technology as well as active and passive safety technology. The company has a global workforce of 146,000 with approximately 230 locations in some 40 countries. In 2017, ZF achieved sales of €36.4 billion and as such, is one of the largest automotive suppliers worldwide.
ZF enables vehicles to see, think and act. The company invests more than six percent of its sales in research and development annually, in particular for the development of efficient and electric drivelines and also in striving for a world without accidents. With its broad portfolio, ZF is advancing mobility and services for passenger transport vehicle.
ZITRON is worldwide leader of ventilation system for rail and road tunnels, metros and mining. The activity of the company is design and manufacturing (tailor-made) of horizontal and vertical axial fans, jet fans, diffusers, deflectors, silencers, control panel, etc. One of the most important facilities of the company is the Test Bench which is largest one in the world, it is also an approved Laboratory of AMCA, where any fan up to 2 MW and 5,5 m diameter is tested at it nominal point. Some of references are Nice Tramway, Frejus tunnel, L2 Marseille tunnel, Ottawa metro, Montréal metro, Crossrail, etc.