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Exhibition Halls

W3+ Fair
Home Of High-tech Innovations

Future technologies on the way onto the world market – and into our everyday lives: the W3+ Fair is Europe's leading platform for high-tech innovations in the optics, photonics, electronics and mechanics sectors. This networking event brings together international expert knowledge and a high concentration of expertise at top technology locations close to major key players and hidden champions.


High-tech technologies meet user industries

W3+ Fair is unique due to its cross-industry concept: developers and producers of key technologies from the four sectors network with each other and meet top international experts from key application areas such as medical technology, life science, automotive, aerospace, consumer electronics and tools & machinery.  Innovative power meets specific needs.  With success: the W3+ Fair acts as a crucible for shared visions and new partnerships for the technological requirements of tomorrow.

Take advantage of the W3+ Fairs for networking and for your new business!


Successful cross-industry concept

The innovative power of the four key technologies meets international user industries.

Promote new technology-based developments and become part of the cross-industry network: welcome to the W3+ Fair!

Our Partners
Gold partners 2021

W3+ Fair

Further education at the W3+ Fair: Fit for the future through digitization

Hamburg, 10.05.2021

On the first day of the fair, the Lahn-Dill Chamber of Industry and Commerce, together with the THM Technical University of Central Hesse, is calling an exciting conference on the topic of Industry 4.0.


OptecNet Germany and the W3+ Fair

Hamburg, 03.05.2021

OptecNet Germany, the association of the regional clusters in the field of optical technologies, will become a partner of the W3+ Fair, the networking and new business event for the optics, photonics, electronics and mechanics sectors.


The W3+ Fair takes off in Wetzlar as a live event

Hamburg, 22.04.2021

The networking fair W3+ Fair in Wetzlar will take place live on site on 6 + 7 July 2021. We dare! Without any risk for our exhibitors!


New date for the W3+ Fair Wetzlar 2021

Hamburg, 25.03.2021

Due to the current Corona development we have decided, in consultation with our partners, to move the the W3+ Fair Wetzlar 2021 to 06 + 07 July 2021.