Trade showB2BElectrical & Electronics Machinery & Industry Wetzlar

W3+ Fair

March 10–11, 2027 in Wetzlar, Germany. W3+ Fair is a networking fair for optics, photonics, electronics and precision engineering for developers and decision-makers from industry and research.

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At a glance

Date range: March 10–11, 2027
City: Wetzlar
Country: Germany
Industry: Electrical & Electronics and Machinery & Industry
Type of trade show: B2B
Frequency: Yearly
Organizer: W3 Fair GmbH
Tickets: free

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Topics and products

OpticsPrecision engineeringAutomation technologyPrecision opticsPhotonicsCoatingDefence & securityDronesSpace

About the trade show

W3+ Fair 2027 is a trade fair for optics, electronics and mechanics, taking place in Wetzlar on 10 and 11 March 2027. Exhibitors present optics and precision optics, photonics, precision engineering and automation technology as well as coatings. Further topics are defence and security, drones and space. In a campus area, universities present their research.

The fair is aimed at developers, engineers and decision-makers from industry and research. In 2026 it counted 100 exhibitors and 2,110 visitors, compared with 85 exhibitors and 1,920 visitors in 2023. The organiser is W3 Fair GmbH. W3+ Fair was founded in 2014 and takes place every year.

Address

Buderus Arena WetzlarWolfgang-Kühle-Straße 135576 WetzlarGermany

By car

Via the A 3 and A 45, exit Wetzlar-Ost and Garbenheim. Address for navigation: Wolfgang-Kühle-Straße 1, 35576 Wetzlar.

By public transit

Stop: Busbahnhof Wetzlar.

By plane

Nearest airport: Frankfurt (FRA), approx. 60 km straight-line distance from the venue.

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How it works

Tickets

Admission · Pupils/Students
free

Tickets from the organizer

Trade show development

Visitors

2025
2,1102026

Exhibitors

-50% since 2025

2002025
1002026

Frequently asked questions

When and where does W3+ Fair 2027 take place?

W3+ Fair 2027 takes place on 10 and 11 March 2027 at Buderus Arena Wetzlar, Wolfgang-Kühle-Straße 1, 35576 Wetzlar. It is open on Wednesday, 10 March 2027, and Thursday, 11 March 2027, from 9:30 to 17:00 each day.

In which other cities does W3+ Fair take place?

W3+ Fair also takes place in Jena on 22 September 2027.

Where can I find the exhibitor list of W3+ Fair 2027?

The exhibitors of W3+ Fair in Wetzlar are listed on the exhibitor page of W3+ Fair Wetzlar.