Batteries

Battery energy storage systems (BESS) support the integration of renewables by helping to respond to the demand, increasing the reliability of the network and reducing the generation curtailment.

Green flexibility technology

 

Energy storage technologies can be integrated in various markets by providing balancing, ancillary, frequency response services, including arbitrage in the day-ahead market. The rapid renewables development in the region increases the demand for balancing and other network services.

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Ignitis Group’s battery energy storage systems

15 August 2026 data

CountryUnder constructionTotal capacity
Lithuania
  • Kelmė EEKS (147 MW; 295 MWh)
  • Kruonis EEKS (99 MW; 199 MWh)
  • Mažeikiai EEKS (45 MW; 90 MWh)
398 MW; 799 MWh
Latvija
  • Tumė EEKS (107 MW; 215 MWh)
Energy

Ignitis Renewables 

Ignitis Renewables is an international green energy company operating in the Baltics and Poland. It develops and operates green generation and green flexibility capacities, including onshore and offshore wind, solar and battery storage technologies, to support Ignitis Group’s strategic goal of reaching 4–5 GW of installed capacity.

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