🔌 EV Partnership Switch to Octopus Energy & unlock exclusive smart EV charging rates Find out more → Skip to main content

Grid infrastructure › Connection queue › Solar + storage

SOLAR + STORAGE · SPT

Springfield Solar and Battery

Springfield Solar and Battery is a 167 MW solar + storage project in planning, connecting to the SP Transmission (south Scotland) network at Branxton 400/132kV, with capacity due from October 2031. The connection agreement is held by Voltalia UK Ltd.

Project stageIn planning
  1. Planning (current stage)
  2. Consented (not yet reached)
  3. Construction (not yet reached)
  4. OperatingFrom Oct 2031 (not yet reached)
  5. 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-002664
Customer
Voltalia UK Ltd
Technology
Energy Storage System, PV Array (Photo Voltaic/solar)
Total capacity
167 MW
Change in this agreement
+167 MW
Capacity effective from
31 October 2031
Connection site
Branxton 400/132kV
Transmission owner
SP Transmission (south Scotland)
Connection type
Direct connection to the transmission network
NESO project status
Scoping

Connection site

The marker shows the connection substation, not the project itself, with the transmission network around it.

Projects connecting near Branxton · Grid map

Other projects at Branxton 400/132kV

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