E3/DCKarlstrasse 5, Osnabrück, Sachsen [Saxony], Germany

E3 / DC is the market leader in Germany for grid-connected solar backup power supplies. The three-phase DC technology (TriLINK®) developed by E3 / DC and the charging systems for electric vehicles ensure the highest levels of self-sufficiency and savings when used in private and commercial properties - especially in the upper performance range. In 2018, E3 / DC was named "Brand of the Century" by Florian Langenscheidt for the second time in a row. An independent installer survey carried out by EuPD Research (Bonn) showed that the company would again have a very high recommendation value in 2020. In a customer satisfaction analysis by the institute, E3 / DC achieved a grade of 1.6 for the third time in a row in 2018. In April 2019, customer satisfaction was certified by TÜV SÜD. The company, certified according to ISO 9001, currently employs around 130 people in Osnabrück, Göttingen and Wetter (Ruhr). Lithium storage systems, inverters, wall boxes and other components are developed and produced in Germany.