Grid infrastructure › Connection queue › Battery storage
BATTERY STORAGE · SPTNatPower Harburn Green Energy Park
NatPower Harburn Green Energy Park is a 800 MW battery storage project in planning, connecting to the SP Transmission (south Scotland) network at NatPower Harburn Green Energy Park 400kV Substation, with capacity due from October 2033. The connection agreement is held by Yaxley Energy Limited.
- 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-005123
- Customer
- Yaxley Energy Limited
- Technology
- Energy Storage System
- Total capacity
- 800 MW
- Change in this agreement
- +800 MW
- Capacity effective from
- 31 October 2033
- Connection site
- NatPower Harburn Green Energy Park 400kV Substation
- Transmission owner
- SP Transmission (south Scotland)
- Connection type
- Direct connection to the transmission network
- NESO project status
- Scoping
- Connections reform gate
- Gate 1
Connection site
The connection site could not be placed on the map.
Projects connecting near NatPower Harburn Green Energy Park · Grid map
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