
EFA:on
Every two yearsTrade only

Overview
EFA:ON is an international trade fair for electrical engineering, building systems, light and energy in central Germany. It is held in Leipzig every two years for trade visitors.
Editions
- 2027Sep 21–23, 2027
- 2025Sep 23–25, 2025
Venue

Messe-Allee 1, D-04356 Leipzig
Organizer
Questions
When is EFA:on held?
The next edition runs Sep 21–23, 2027.
Where is EFA:on held?
It is held at Exhibition Centre Leipzig in Leipzig, Germany.
How often is EFA:on held?
It is held Every two years.
Who can attend EFA:on?
Admission: Trade only.
How do I contact the organizer of EFA:on?
The organizer is Leipziger Messe.





