State-owned utility
Appears in 1 story · Last updated Sep 11, 2026
As of September 2026: Developer and owner of the Brunsbüttel battery project
Vattenfall announced a final investment decision to build a 254-megawatt, 1,000-megawatt-hour battery storage system at the site of its retired Brunsbüttel nuclear power plant in Schleswig-Holstein, Germany. When it comes online by the end of 2028, it will be one of Europe's largest grid-scale batteries, connected to the 380-kilovolt transmission network of operator 50Hertz.
Updated Sep 11
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