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Jacket foundation for BalWin5 HVDC offshore foundation project

Thursday, August 6 2026

South Korea

SK oceanplant has secured a contract with Seatrium to supply the full jacket foundation for the BalWin5 HVDC offshore foundation project.

BalWin is part of TenneT’s next-generation offshore grid program in the German North Sea.

The BalWin5 substation has a capacity of 2.2 GW, making it one of the world’s largest of its kind. It will play a key role in strengthening Germany’s offshore power transmission infrastructure and supporting Europe’s energy transition.

This contract win marks the first time that a Korean company has secured a full jacket supply contract for a European HVDC offshore substation, showcasing SK Oceanplant’s global competitiveness in terms of engineering expertise, manufacturing capabilities and project execution.

Related posts:

  1. GE Vernova and Seatrium secure a major contract from TenneT
  2. NKT awarded two high-voltage projects
  3. Arbitration case between Seatrium and Aibel
  4. Development of converter platforms TenneT

Filed Under: BalWin, HVDC, International projects, Jacket foundations, Seatrium, SK oceanplant, Tennet Tagged With: BalWin 5, hvdc, jacket foundations, Seatrium, SK oceanplant, South Korea, tennet

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