Environment & Energy

Rolls-Royce wins UK small nuclear reactor deal
By Sarah Young
June 10, 2025 11:43 AM EDT

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SMRs are typically the size of two football pitches, with parts that can be built in a factory, making them quicker and cheaper than traditional plants, which take more than a decade to construct and face planning delays in the UK.

The government also said on Tuesday it would invest 14.2 billion pounds to build a large scale nuclear plant, Sizewell C, in eastern England, as part of "the biggest nuclear rollout for a generation".

Rolls-Royce SMR, majority owned by FTSE 100 engineer Rolls-Royce (RR.L), which makes the power systems for Britain's nuclear submarines, said it would build three units.

"Doing lots of them gives you that opportunity to bring down the cost, that's the big prospect," Energy Minister Ed Miliband told Sky News. "It's huge for energy security, but it's also a huge opportunity for Britain."

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