Energy giant RWE has confirmed financial closure on a £200m battery storage investment in Pembrokeshire.

The investment in Pembroke was confirmed at the Welsh Government's Wales Investment Summit at the ICC Wales in Newport.

The RWE Pembroke Battery scheme received planning consent in January this year and was also successful in the UK's latest capacity market auction.

Construction will start in the first half of 2026, with commissioning and operations expected in the second half 2028, subject to receiving an updated and timely grid connection.

The storage system would be located on a 5.1-hectare area to the south of RWE’s Pembroke Power Station and comprises of 212 lithium-ion battery containers.

Once constructed and fully operational, the battery could continually discharge up to 35

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