At Dunkirk, we have built and commissioned the largest site for battery electricity storage in France. Its capacity is 61 megawatts, which keeps the electricity supply going for one hour in over 200,000 homes.
According to RTE data, France had less than 1 GWh of operational grid-scale storage capacity as of early 2025, a fraction of what is being deployed in the UK and Germany.
French oil and gas firm Total is planning to invest £13m to build what it claims to be the largest battery-based storage system in support of renewable energy development of in France. The new lithium-ion
According to RTE data, France had less than 1 GWh of operational grid-scale storage capacity as of early 2025, a fraction of what is being deployed in the UK and Germany.
The site has a power capacity of 61 MW and a total storage capacity of 61 MWh, consisting of 27 containers of 2.5 MWh each, designed and assembled by Saft, TotalEnergies''
To date, approximately 1 GWh of battery storage capacity is operational in France. The completion of the Cheviré BESS will represent a 20% increase in installed energy capacity.
A second installation phase has been completed at TotalEnergies'' battery energy storage facility in Dunkirk, northern France, bringing its output and capacity to 61MW / 61MWh.
UK-based renewables developer Harmony Energy recently switched on its battery energy storage system (BESS) at the port of Nantes-Saint-Nazaire. With 100 MW of power outut and 200 MWh of storage
TotalEnergies has deployed a Saft lithium-ion (Li-ion) battery energy storage system (ESS) at Dunkirk, Northern France in a frequency response project that will serve as a model for other
French oil and gas firm Total is planning to invest £13m to build what it claims to be the largest battery-based storage system in support of renewable energy development of in
A second installation phase has been completed at TotalEnergies'' battery energy storage facility in Dunkirk, northern France, bringing its output and capacity to 61MW / 61MWh.
At Dunkirk, we have built and commissioned the largest site for battery electricity storage in France. Its capacity is 61 megawatts, which keeps the electricity supply going for
To date, approximately 1 GWh of battery storage capacity is operational in France. The completion of the Cheviré BESS will represent a 20% increase in installed energy capacity.
UK-based renewables developer Harmony Energy recently switched on its battery energy storage system (BESS) at the port of Nantes-Saint-Nazaire. With 100 MW of power
The Amarenco-Claudia Battery Energy Storage System is a 105,000kW lithium-ion battery energy storage project located in Gironde, Nouvelle-Aquitaine, France. The rated

To date, approximately 1 GWh of battery storage capacity is operational in France. The completion of the Cheviré BESS will represent a 20% increase in installed energy capacity. To support the deployment of renewable energy production in France, the French grid operator RTE anticipates total storage capacity in the range of 12 to 15 GW by 2050.
Cheviré will have the largest battery energy storage capacity in France, utilising Tesla Megapack technology, with a total power of 100 MW / 200 MWh. It will be able to charge and discharge the equivalent of 2 hours of electricity, enough to power 170,000 homes – more than the population of the city of Nantes.
“Battery energy storage installations will be necessary throughout France to provide essential services and support the rapid evolution of the energy landscape. They will facilitate electrification, the integration of renewable energy, the security of our supply, and help control costs for both the network and the customer.
Global energy storage capacity was estimated to have reached 36,735MW by the end of 2022 and is forecasted to grow to 353,880MW by 2030. France had 90MW of capacity in 2022 and this is expected to rise to 359MW by 2030. Listed below are the five largest energy storage projects by capacity in France, according to GlobalData’s power database.
Image: Saft. A second installation phase has been completed at TotalEnergies’ battery energy storage facility in Dunkirk, northern France, bringing its output and capacity to 61MW / 61MWh. The battery energy storage system (BESS) was already France’s biggest system of its type — at 25MW / 25MWh — when it was inaugurated in January 2021.
Saft battery storage at the Dunkirk project. Image: Saft. A second installation phase has been completed at TotalEnergies’ battery energy storage facility in Dunkirk, northern France, bringing its output and capacity to 61MW / 61MWh.
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