The Endesa’s Carboneras Thermal Plant – Battery Energy Storage System is a 20,000kW energy storage project located in Carboneras, Andalusia, Spain. The rated storage capacity of the project is 11,700kWh.

The electro-chemical battery energy storage project uses lithium-ion as its storage technology. The project was announced in 2017.


The Endesa’s Carboneras Thermal Plant – Battery Energy Storage System is being developed by Engie EPS. The project is owned by Endesa Generacion (100%), a subsidiary of Endesa.

The key application of the project is the system is aimed at improving plant flexibility to cover electricity demand around the clock, responding to load fluctuations driven by intermittent energy sources.

Contractors involved

Endesa Generacion is the owner. Engie EPS is the developer.

Additional information

Endesa will invest over 11.5 million euros in the project that includes, among others, the supply and installation of the battery bank, inverters and step-up transformers and two ancillary plant transformers that have been awarded to ABB.

About Engie EPS

ENGIE EPS SA (EPS), formerly Electro Power Systems Spa, is a renewable energy company that offers energy transition solutions. The company offer hybrid-storage solutions and micro-grid systems that enable intermittent renewable sources to be transformed into a stable power source. It offers system integration products such as power conversion systems, inverters, hybrid power plants, photovoltaic systems, battery energy storage systems, BESS master controllers, energy management systems, micro grid controllers, and supervision systems for power plants. EPS has installed and has under commissioning in large scale projects. The company offers grid support for primary, secondary and tertiary reserve, reactive power and black-start applications. It has operations India, Italy, France, China, South Africa, Norway and the UK. EPS is headquartered in Paris, France.


All publicly-announced energy storage projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects are sourced through secondary information sources such as country specific power players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.