September 21 – 23, 2027
efa:ON 2027
Leipzig, Germany
WhenSeptember 21 – 23, 2027
IndustryMachinery & industry, Electronics & technology, Furniture & interiors
Have a newer detail? Tell us.
About the fair
efa:ON is a professional trade fair for electrical engineering, building technology, lighting and energy. It connects manufacturers and service providers with traders, planners, architects, engineers and investors. Key areas include energy-efficient buildings, automation and lighting.
Typical weather on these dates
Average of 2015–2024 measurements for September 21 – 23, 2027 in Leipzig — the exact days of the fair, not the whole month.
Sep 2122° / 9°
Sep 2221° / 10°
Sep 2320° / 9°rain in 20% of years
Source: NASA POWER (measurements 2015–2024), coordinates © OpenStreetMap
That same week in Leipzig
Other fairs running at the same time — worth seeing while the trip is already paid for.