Battery storage dominates UK’s National Grid EFR tender results

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National Grid received bids from 37 providers which were whittled down to just eight tender winners. Credit: National Grid

Battery storage has dominated the outcome of the National Grid’s 200MW Enhanced Frequency Response (EFR) tender, with the technology to be used for balancing services at grid scale for the first time in the UK.

National Grid received bids from 37 providers which were whittled down to just eight tender winners. The majority of the bids were for battery assets and of the 64 unique sites taking part, 61 are for this technology, while just two are for demand reduction and one from thermal generation.

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The winning tenders have been awarded to:

  • EDF Energy Renewables (40MW)
  • Vattenfall (22MW)
  • Low Carbon – two projects (10MW & 40MW)
  • E.ON UK (10MW)
  • Element Power (25MW)
  • RES (35MW)
  • Belectric (10MW)

For the full story head to PV Tech's sister site Energy Storage News.

2 February 2027
London, UK
Returning in 2027 for its 14th edition, Solar & Storage Finance Europe will bring together the brightest minds representing funds, banks, developers, utilities, government and industry across Europe and the UK on a programme that is solutions-focused from top to tail. The event is designed to enable leaders at the forefront of solar and storage investment and deployment in Europe to scale, learn and land themselves industry defining partnerships.

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