The efa:ON trade fair for electrical engineering, building systems, light and energy is the most essential electrical industry get-together for your company in Central Germany.

In Leipzig, you can meet your clients from craft and planning companies, as well as customers and investors from industry, commerce and housing, trading representatives and young industry talent. Maintain contact to your present clients and emphasise your commitment to the region by taking part in efa:ON. Use the trade fair not only to work on existing business relationships but also to make contact with new clients.

efa:ON has been held here in Central Germany since 1990 and combines tradition and innovation while focusing on the people in the industry as well as the products!

The next edition of efa:ON will take place from 23 to 25 September 2025 in Leipzig.

Be there when the industry gets together in Leipzig!

In the limelight

When presenting your company as an exhibitor, you can benefit from the ideal environment at the Leipzig Exhibition Centre – a modern site where everything is close together and the quality of service is high.

Trade knowledge at its highest level

In a total of four trade forums, visitors can gain expertise and deepen their knowledge. As an exhibitor, you have the opportunity to contribute.

Rooted in the region

The efa is the only place where you can reach your target groups from Central Germany and meet your customers and business partners.

Finally talk to each other in person again

During the three days of the fair, you can meet your customers again, acquire new customers and strengthen cooperation with your business partners.

High-energy trade fair duo

Benefit from the netze:ON trade fair for energy technology, distribution and broadband networks, which will extend the scope of the efa.

Exhibition Areas

Electrical building technology for residential and functional building
Installation technology, building automation, security technology, communication technology, broadband
Lighting technology
Indoor lighting, outdoor lighting, street lighting, safety lighting, sensor technology
Building services engineering
(Electric) heat, heat pumps, modern ventilation and air-conditioning technology for residential and functional buildings, room ventilation technology
Energy technology for inside and outside buildings
Renewable energies – generation (photovoltaics, small wind turbines) and use (electromobility), power electronics, energy storage solutions for private households and commercial use

Topics in Focus

  • Smart building + smart home
  • Charging infrastructure in private and public spaces
  • Regenerative Energies inside and outside buildings
  • Energy storage solutions for private households and commercial use
  • Heating, air conditioning, ventilation
  • Digital construction
  • Broadband

New Tools for you at the Trade fair

  • Our PLUS exhibitor directory with numerous new options to present your company and products.
  • Matchmaking including appointment service (online and on-site)
  • NEW: Free client invitations
  • Lead generations both on-site and online