The Atacama I – Lithium Nickel Manganese Cobalt BESS is a 12,000kW energy storage project located in Calama, Antofagasta, Chile.

The electro-chemical battery energy storage project uses lithium-ion as its storage technology.


The Atacama I – Lithium Nickel Manganese Cobalt BESS was developed by Instalaciones Inabensa. The project is owned by Abengoa Solar (100%), a subsidiary of Abengoa.

The key applications of the project are electric supply reserve capacity – spinning , renewables capacity firming and renewables energy time shift.

Contractors involved

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Abengoa Solar and Instalaciones Inabensa have delivered the battery energy storage project.

Additional information

The Atacama 1 complex will have an 110 MW STE plant with tower technology, a thermal storage system using molten salts with 17.5 hours of storage, and a 100 MW photovoltaic plant. Atacama 1 will be the first STE complex for direct electricity production in Latin America.The STE plant will have a pioneering thermal storage system, designed and developed by Abengoa, which makes this technology highly manageable, enabling it to supply electricity in a stable way, 24 hours a day, responding to electricity demand at any time.

About Instalaciones Inabensa

Instalaciones Inabensa SA (Inabensa) a subsidiary of Abengoa SA, is a diversified company. The company carries out activities such as electrical assemblies, mechanical facilities and instrumentation, building of transmission lines, railway electrification, thermal and acoustic protection, communications, concessions of services and manufacturing of capital goods. It offers engineering and industrial construction services. Inabensa’s installation and infrastructure activities comprise maintenance, electricity and instrumentation, mechanical assemblies, renewable energy and energy efficiency, and smart building. The company provides electricity through a network of transmission and distribution lines and substations. It operates in Seville, Madrid, Barcelona, Valencia, Bilbao, Las Palmas and Malaga, Spain. Inabensa is headquartered in Seville, Spain.


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.