Hardegsen Substation is a 380kV substation located in Hardegsen, Saxony, Germany.

The Hardegsen Substation project’s construction has begun in 2019. The works are expected to be commissioned in 2022.


Hardegsen Substation project, which is a new substation, will be operated by TenneT TSO.

The designed voltage level of the substation is 380/110kV and the operating voltage level is 380/110kV.

The step-in voltage of the project is 380kV and the step-out voltage is 110kV.

Hardegsen Substation project development status

The development of the Hardegsen Substation project was approved by Federal Network Agency in 2019. The project is expected to be commissioned in 2022.

About TenneT TSO

TenneT TSO GmbH (TenneT TSO) formerly Transpower Stromubertragungs GmbH, a subsidiary of TenneT Holding B.V., is an electricity transmission system company that administrates and maintain national transmission grid. The company provides system services, power transmission, and facilitates a smoothly functioning of liquid and stable electricity market. It offers services such as constructs new lines, replacing old electricity connections and builds stations and connects new power plants to integrate wind, solar and other types of renewable energy. TenneT TSO provides services to governments, interest groups, suppliers and investors.


All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.