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August 31, 2021

Uniper-Maasvlakte – Battery Energy Storage System, Netherlands

By Carmen

The Uniper-Maasvlakte – Battery Energy Storage System is a 10,000kW energy storage project located in Maasvlakte, South Holland, Netherlands. The rated storage capacity of the project is 10,000kWh.

The project was announced in 2019 and will be commissioned in 2021.


The Uniper-Maasvlakte – Battery Energy Storage System is being developed by Alfen.

The key applications of the project are frequency regulation, voltage support and grid support services.

Contractors involved

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Alfen is the developer. Alfen is the technology provider for the project.

Alfen is the system integrator.

Additional information

The battery energy storage system will be connected to Uniper’s hybrid power plant at the Maasvlakte.

About Alfen

Alfen NV (Alfen), formerly known as Alfen Beheer BV, is a provider of electric energy solutions. The company develops and distributes smart grids, energy storage systems and electric vehicle charging equipment. It also offers management and maintenance services. Alfen assembles, delivers, manages and maintains transformer substations; connects solar parks and wind turbines; and transforms and distributes high and medium voltage electricity. The company provides a range of charge points for home, work and public areas. It serves grid operators, industrial corporations and greenhouse horticulture industry. The company has presence in the Netherlands, and Belgium. Alfen is headquartered in Almere, Flevoland, the Netherlands.


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.

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