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Grid infrastructure › Connection queue › Battery storage

BATTERY STORAGE · NGET

Bumpers Farm BESS phase 1

Bumpers Farm BESS phase 1 is a 50 MW battery storage project built and connected, connecting to the National Grid (England & Wales) network at Amersham Main 132kV Substation. The connection agreement is held by Harmony BF Ltd.

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

Connection details

NESO project number
PRO-002103
Customer
Harmony BF Ltd
Technology
Energy Storage System
Total capacity
50 MW
Already connected
50 MW
Connection site
Amersham Main 132kV Substation
Transmission owner
National Grid (England & Wales)
Connection type
Embedded (connects through the local distribution network)
NESO project status
Built

Connection site

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

Projects connecting near Amersham Main · Grid map

Other projects at Amersham Main 132kV 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