Technical FAQs 4

Does SSE have a battery storage system in Ireland?

SSE has grown its secured battery energy storage system (BESS) pipeline in Ireland to 300MW with the acquisition of the 120MW/240MWh Thornsberry BESS project near Tullamore, County Offaly. Pictured is the company’s 50MW battery storage facility in Wiltshire, England.

What will ESB's new battery plant do for Ireland?

ESB has today opened its latest major battery plant at its Aghada site in Co Cork which will add 150MW (300MWh) of fast-acting energy storage to help provide grid stability and deliver more renewable power onto Ireland’s electricity system.

Which battery energy storage systems are available in Ireland?

The Kylemore Battery Energy Storage System in Dublin went into operation in 2023 and has the capability of providing 30MW of fast-acting storage. The South Wall Battery Energy Storage System went live in 2023 and has the capability of providing 30MW of fast-acting energy storage.

How many MW of battery storage capacity are there in Ireland?

We currently have more than 300MWs of battery storage capacity in operation in Ireland, making it one of the largest battery portfolios in Europe. We plan to develop a pipeline of large scale battery projects, as well as additional renewable enabling technologies.

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Ireland invests in energy storage power station project

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Battery Storage

Aghada Battery Project, Co Cork We commissioned our first battery energy storage system at our Aghada generating site in Co Cork in 2022, capable of generating 19MW. We added a second

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