Enersea Completes Substation Jacket Design for Ørsted's Hornsea 3 Offshore Wind Farm

Enersea has finalized the detailed design of two offshore substation jackets for the Hornsea 3 project in the UK. Each jacket, Link 01 and Link 02, weighs approximately 3,500 tonnes and will support substations weighing around 9,000 tonnes. The Link 01 jacket is already installed, while Link 02 is set for completion in August 2026. Heerema Fabrication Group is responsible for the jackets' EPC scope, subcontracting Enersea for engineering work, while Aibel holds the EPC contract for the complete substations from developer Ørsted.

Published Mar 28, 2026

Enersea has completed the design of two offshore substation jackets, Link 01 and Link 02, for the Hornsea 3 offshore wind farm in the UK. Each jacket weighs about 3,500 tonnes and will support substations of approximately 9,000 tonnes.

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The Link 01 jacket has been installed, and Link 02 is expected to be completed by August 2026. Heerema Fabrication Group manages the engineering, procurement, and construction of the jackets, subcontracting Enersea for detailed engineering.

Aibel is responsible for the EPC contract for the entire substations, awarded by Ørsted, and is developing the topsides. Hornsea 3 aims to be one of the largest offshore wind farms globally.