Grid infrastructure › Connection queue › Battery storage
BATTERY STORAGE · SPTAuldhouse 200MW BESS
Auldhouse 200MW BESS is a 200 MW battery storage project in planning, connecting to the SP Transmission (south Scotland) network at Auldhouse 400kV Substation, with capacity due from October 2031. The connection agreement is held by Apatura Project 29 Ltd.
- Planning (current stage)
- Consented (not yet reached)
- Construction (not yet reached)
- OperatingFrom Oct 2031 (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-003825
- Customer
- Apatura Project 29 Ltd
- Technology
- Demand, Energy Storage System
- Total capacity
- 200 MW
- Change in this agreement
- +200 MW
- Capacity effective from
- 31 October 2031
- Connection site
- Auldhouse 400kV Substation
- Transmission owner
- SP Transmission (south Scotland)
- Connection type
- Direct connection to the transmission network
- NESO project status
- Scoping
Connection site
The marker shows the place the connection site is named after, not the project itself, with the transmission network around it.
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