Grid infrastructure › Connection queue › Battery storage
BATTERY STORAGE · SHETPeterhead Battery
Peterhead Battery is a 500 MW battery storage project in planning, connecting to the SSEN Transmission (north Scotland) network at Peterhead 400kV Substation, with capacity due from October 2033. The connection agreement is held by Peterhead Flexpower Ltd.
- 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-001999
- Customer
- Peterhead Flexpower Ltd
- Technology
- Energy Storage System
- Total capacity
- 500 MW
- Change in this agreement
- +500 MW
- Capacity effective from
- 31 October 2033
- Connection site
- Peterhead 400kV Substation
- Transmission owner
- SSEN Transmission (north Scotland)
- Connection type
- Direct connection to the transmission network
- NESO project status
- Scoping
- Connections reform gate
- Gate 1
Connection site
The marker shows the connection substation, not the project itself, with the transmission network around it.
Other projects at Peterhead 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