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Updated on 
July 25, 2025
Low Carbon secures SmartestEnergy PPA to power 300 MW UK solar surge under CfD scheme
July 25, 2025
3 min read

As the UK intensifies its march toward net zero, Low Carbon has taken a major leap by signing a long-term Power Purchase Agreement (PPA) with SmartestEnergy for a 300 MW solar portfolio. This game-changing deal, supported by the UK government’s Contracts for Difference (CfD) scheme, not only guarantees revenue stability but also sets the stage for a new era of large-scale solar deployment across the nation.

Unlocking Value through Government-Backed Stability
The partnership between Low Carbon and SmartestEnergy is designed for resilience. With the UK government’s CfD mechanism at its core, the PPA provides long-term price certainty for renewable generators while shielding them from wholesale market volatility. Covering assets from Allocation Round 4 (AR4) and Allocation Round 5 (AR5), the agreement schedules delivery from July 2025 for AR4 projects and April 2028 for AR5. This roadmap not only ensures predictability in revenue streams but also helps accelerate the pace at which solar energy replaces fossil fuel dependency in the UK grid.

From RO to CfD: A Transition That Powers Progress
Among the standout projects in this 300 MW portfolio are Stretton Baskerville (49.9 MW) and Thorpe Park (40 MW). Originally developed under the Renewables Obligation (RO) scheme, these sites have now transitioned to the more contemporary CfD framework. This shift highlights the UK’s evolving regulatory landscape, favoring mechanisms that combine market incentives with government support. It’s a strategic realignment that ensures both financial bankability and long-term energy sustainability for project developers.

A Broader Push Towards Grid-Scale Solar Integration
The eight AR4 and three AR5 projects involved in this PPA collectively underscore Low Carbon’s growing influence in the UK renewable space. With a distributed deployment model across multiple sites, this initiative reduces grid congestion and improves overall resilience. Moreover, by partnering with SmartestEnergy—known for its innovative clean energy solutions—Low Carbon benefits from a seasoned off-taker capable of navigating complex market dynamics while aligning with the broader energy transition goals.

Conclusion:
This landmark PPA is more than just a contract—it’s a catalyst for transforming the UK’s energy future. By aligning with SmartestEnergy and leveraging the CfD scheme, Low Carbon reinforces its role as a pioneer in large-scale solar while securing a predictable, impact-driven return on investment.

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