LG Energy Solution and state-owned power producer PGE announced the s upply agreement for the battery energy storage system (BESS) in Zarnowiec in January this year, which is set to enter commercial operation in 2027. The company advances energy storage solutions to support Poland's renewable energy goals. The facility is being. . Warsaw, September 19, 2025 – PGE has officially commenced work on the construction of the Żarnowiec battery energy storage facility with a capacity of 262 MW and a storage capacity of approximately 981 MWh. The investment is scheduled for completion in the second quarter of 2027.
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