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

BATTERY STORAGE Β· NGET

Didcot B

Didcot B is a 1.7 GW battery storage project built and connected, connecting to the National Grid (England & Wales) network at Didcot 400kV Substation. The connection agreement is held by RWE Generation UK Plc.

Project stageOperating
  1. Planning (completed)
  2. Consented (completed)
  3. Construction (completed)
  4. OperatingOct 2037 (current stage)
  5. Closed (not yet reached)

Connection details

NESO project number
PRO-000122
Customer
RWE Generation UK Plc
Technology
CCGT (Combined Cycle Gas Turbine), Energy Storage System
Total capacity
1.7 GW
Already connected
1.5 GW
Change in this agreement
+230 MW
Capacity effective from
31 October 2037
Connection site
Didcot 400kV Substation
Transmission owner
National Grid (England & Wales)
Connection type
Direct connection to the transmission network
NESO project status
Built
Connections reform gate
Gate 1

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