T-4 Capacity Market Results: New build battery storage leads the way

On 22 February 2022, the T-4 Capacity Market (CM) auction for Delivery Year 2025-26 cleared at £30.59/kW/year. This was the highest ever clearing price in a T-4 GB CM auction and followed the T-1 auction for 2022-23, which cleared at the highest ever GB CM price of £75/kW on 15 February 2022.

The T-4 auction awarded agreements to 42,364MW of de-rated capacity, 32,305MW of which was awarded to Existing Generating Capacity Market Units (CMUs). A further 6,966MW was awarded to interconnectors, both new build and existing, followed by 1,919MW of New Build Generating CMUs, 810MW of Unproven DSR, 194MW of Proven DSR and 170MW of Refurbishing Generating CMUs.

Lee Drummee

Lee Drummee

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