The AES Distributed Kauai Solar PV Park – BESS is a 20,000kW energy storage project located in Lawai, Kauai, Hawaii, US.

The electro-chemical battery energy storage project uses lithium-ion as its storage technology. The project was announced in 2017 and was commissioned in 2018.


The AES Distributed Kauai Solar PV Park – BESS was developed by AES Distributed Energy. The project is owned by AES Distributed Energy (100%), a subsidiary of The AES.

The key applications of the project are renewables capacity firming, renewables energy time shift and on-site power.

Contractors involved

AES Distributed Energy and Samsung SDI have delivered the battery energy storage project.

Additional information

AES Distributed Energy, Inc. a subsidiary of The AES Corporation (AES), and Kauai Island Utility Cooperative (KIUC) announced the execution of a power purchase agreement (PPA) for power plant that will provide solar energy together with the benefits of battery-based energy storage for optimal balancing of generation with peak demand.

About AES Distributed Energy

AES Distributed Energy Inc (AES), formerly Main Street Power Company Inc, a subsidiary of The AES Corp, is a renewable energy company that develops, owns and operates distributed generation photovoltaic solar systems. The company offers co-development, asset management and operation, project development, distributed energy solutions and financing solutions. Its co-development services include project due diligence, contract structuring, equipment procurement, and engineering and scheduling. AES’ distributed energy solutions comprise solar PV and energy storage project development, combined heat and power, distributed storage, and energy management and efficiency. The company caters its services to schools, municipalities, utilities, corporations, and commercial and industrial clients across the US. AES is headquartered in Boulder, Colorado, the US.


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.