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OFFSHORE WIND · SHETSealtainn Offshore Wind Farm
Sealtainn Offshore Wind Farm is a 500 MW offshore wind project in planning, connecting to the SSEN Transmission (north Scotland) network at Northern Shetland 400kV Substation, with capacity due from October 2033. The connection agreement is held by Shetland Offshore Wind Limited.
Project stageIn planning
- Planning (current stage)
- Consented (not yet reached)
- Construction (not yet reached)
- OperatingFrom Oct 2033 (not yet reached)
- Closed (not yet reached)
Scoping and awaiting consents are both shown as planning. A connection agreement does not mean the project will be built: many queue projects never reach construction.
Connection details
- NESO project number
- PRO-002670
- Customer
- Shetland Offshore Wind Limited
- Technology
- Wind Offshore
- Total capacity
- 500 MW
- Change in this agreement
- +500 MW
- Capacity effective from
- 31 October 2033
- Connection site
- Northern Shetland 400kV Substation
- Transmission owner
- SSEN Transmission (north Scotland)
- Connection type
- Direct connection to the transmission network
- NESO project status
- Scoping
Connection site
The connection site could not be placed on the map.
Other projects at Northern Shetland 400kV Substation
Source: NESO Transmission Entry Capacity (TEC) register, downloaded 8 November 2026. Contains data from NESO, licensed under the NESO Open Data Licence. Report a problem