Solar Solutions Düsseldorf is the leading trade fair for solar professionals in North Rhine-Westphalia and therefore the perfect place to present our high-quality and sophisticated substructures. Every aspect of solar energy is covered here. And that is more important than ever for both installers and end users. In recent years, over 15,000 solar enthusiasts have visited the annual trade fair in Düsseldorf. Over 300 exhibitors from all over the world showcased their solar energy products on more than 27,000 square meters.