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

BATTERY STORAGE Β· NGET

Eggborough

Eggborough is a 550 MW battery storage project in planning, connecting to the National Grid (England & Wales) network at Eggborough 400kV Substation, with capacity due from June 2032. The connection agreement is held by Sse Eggborough Limited.

Project stageIn planning
  1. Planning (current stage)
  2. Consented (not yet reached)
  3. Construction (not yet reached)
  4. OperatingFrom Jun 2032 (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-002049
Customer
Sse Eggborough Limited
Technology
Energy Storage System
Total capacity
550 MW
Change in this agreement
+550 MW
Capacity effective from
16 June 2032
Connection site
Eggborough 400kV Substation
Transmission owner
National Grid (England & Wales)
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 Eggborough Β· Grid map

Other projects at Eggborough 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