Expected ROI of MW scale storage system project in Greece 2026

How many MW of new battery storage capacity does Greece have?

The Greek authorities have awarded 300 MW of new battery storage capacity in its second energy storage tender. The 11 winning projects range in size from 8.875 MW/17.75 MWh to 49.9 MW/100 MWh.

When will a battery storage project be up and running in Greece?

The awarded projects must be up and running by the end of April 2026, according to RAAEY. Greece awarded 400 MW and 300 MW of battery storage projects in earlier auction rounds held in 2023 and 2024. Marija has years of experience in a news agency environment and writing for print and online publications.

What are the final results of Greek battery storage auctions?

The final results following the evaluation of potential objections on February 20, 2025. The final round of Greek battery storage auctions will support the buildout of the system in in the coal mining region of Western Macedonia in northern Greece and four municipalities in Peloponnese – Megalopoli, Tripoli, Gortynia, and Oichalia.

How much does a GW energy storage auction cost?

This second auction comes after the initial round of auctions in August 2023, when 12 projects totaling 411 MW were awarded at an average annual cost of €49.748 per MW. Another round is planned for April 2025, with the goal of allocating an additional 300 MW. These tenders are part of the country’s 1 GW energy storage auction program.

How many MWh will raaey's energy storage system provide?

The four-hour storage systems will provide for a total of 800 MWh of energy storage capycity, according to RAAEY’s documents published on Monday. Interested parties will be able to submit bids by December 23, 2024. The final results following the evaluation of potential objections on February 20, 2025.

How many MW of battery storage will raaey offer?

The auction seeks to award 200 MW of battery storage projects, 100 MW less than initially announced when the 1 GW subsidy program for this type of energy storage was announced. The four-hour storage systems will provide for a total of 800 MWh of energy storage capycity, according to RAAEY’s documents published on Monday.