The Ventanilla Battery Energy Storage System is a 14,000kW energy storage project located in Ventanilla, Callao, Peru.

The electro-chemical battery energy storage project uses lithium-ion as its storage technology. The project was announced in 2018 and will be commissioned in 2021.


The Ventanilla Battery Energy Storage System is being developed by Enel Generacion Peru SAA. The project is owned by Enel Generacion Peru SAA (100%), a subsidiary of Enel Americas.

The key application of the project is primary frequency regulation.

Contractors involved

Enel Generacion Peru SAA is the owner. Enel Generacion Peru SAA is the developer.

Additional information

The project represents an investment to an investment of USD 9 million. The Ventanilla BESS project has the approved Pre-Operating Study of the National Interconnected System Economic Operation Committee (COES), as well as a Supporting Technical Report prepared by SENACE of the Ministry of the Environment.

About Enel Generacion Peru SAA

Enel Generacion Peru SAA (Enel Generacion) a subsidiary of Enel Americas SA, is a power generation company. It offers transmission and distribution of electricity. The company generates electricity through thermal and hydroelectric sources. It also carries out hydroelectric plant generation portfolio includes Huinco, Matucana, Callahuanca, Moyopampa, Huampani, Chimay and Yanango. Enel Generacion’s thermal power plant generation portfolio comprises Santa Rosa and Ventanilla. The company also operates and maintains natural gas business. It serves its services to residential and commercial customers across Peru. Enel Generacion is headquartered in Lima, Peru.


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.