Denny BESS

Denny BESS is a 350 MW battery storage project in planning, connecting to the SP Transmission (south Scotland) network at Denny North, with capacity due from October 2030. The connection agreement is held by Igp Energy Storage 3 Limited.

Project stageIn planning

Planning (current stage)
Consented (not yet reached)
Construction (not yet reached)
OperatingFrom Oct 2030 (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-003571
Customer: Igp Energy Storage 3 Limited
Technology: Energy Storage System
Total capacity: 350 MW
Change in this agreement: +350 MW
Capacity effective from: 30 October 2030
Connection site: Denny North
Transmission owner: SP Transmission (south Scotland)
Connection type: Direct connection to the transmission network
NESO project status: Scoping
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 Denny North · Grid map

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