πŸ”Œ EV Partnership Switch to Octopus Energy & unlock exclusive smart EV charging rates Find out more β†’ Skip to main content

Grid infrastructure β€Ί Connection queue β€Ί Battery storage

BATTERY STORAGE Β· NGET

Didcot Road

Didcot Road is a 300 MW battery storage project consented, connecting to the National Grid (England & Wales) network at Didcot 400kV Substation, with capacity due from October 2028. The connection agreement is held by Didcot BESS Limited.

Project stageConsented
  1. Planning (completed)
  2. Consented (current stage)
  3. Construction (not yet reached)
  4. OperatingFrom Oct 2028 (not yet reached)
  5. Closed (not yet reached)

Connection details

NESO project number
PRO-002336
Customer
Didcot BESS Limited
Technology
Energy Storage System
Total capacity
300 MW
Change in this agreement
+300 MW
Capacity effective from
31 October 2028
Connection site
Didcot 400kV Substation
Transmission owner
National Grid (England & Wales)
Connection type
Direct connection to the transmission network
NESO project status
Consents Approved
Connections reform gate
Gate 2

Connection site

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

Projects connecting near Didcot Β· Grid map

Other projects at Didcot 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