Innovative solar project marks new era for UK data centres

A pioneering solar farm collaboration aims to transform data centre energy consumption through renewable solutions.

  • Tuesday, 18th November 2025 Posted 6 months ago in by Aaron Sandhu

Downing Renewable Developments (DRD) has embarked on a groundbreaking venture within the data centre sector, launching its inaugural initiative dedicated to sustainable energy solutions. A significant agreement has been reached with Kao Data to develop, build, and operate a pioneering 40MW solar photovoltaic (PV) farm. This Green Data Solar Farm project aims to supply Kao Data’s renowned data centre campus in Harlow with up to 40 megawatts of solar-generated electricity.

One of the notable aspects of this initiative is its role as a potential catalyst in Kao Data’s commitment to reducing carbon emissions and enhancing energy resilience. By integrating verified renewable sources, Kao Data takes a definitive step towards becoming fully net zero by 2030.

The project's significance is further enhanced as it becomes one of the first ground-mounted solar PV systems to directly power a UK colocation data centre campus. Through a Power Purchase Agreement (PPA), Kao Data is securing long-term access to this renewable energy source, marking an important partnership aimed at further decarbonising data centre operations.

This collaboration comes at a crucial moment as the UK addresses the dual challenges of systemic energy demands and soaring energy costs. Proactive measures from entities like Kao Data demonstrate how the private sector can offer innovative solutions for energy availability and security.

Renewable energy partnerships between DRD and Kao Data spotlight the ability to meet technological and economic ambitions outlined in the Government’s AI Opportunities Action Plan. The Green Data Solar Farm is an exemplary demonstration of how private wire renewable energy systems can propel the UK’s green transition. Such initiatives encourage data centre operators to adopt a prosumer model, paving the way for self-generation of renewable energy, securing long-term low power costs, and reducing grid demand.

As described by Tony Gannon, Downing Renewable Developments sees this project as a milestone. It underscores the growing importance of integrated clean energy solutions in digital infrastructure, setting new standards for meeting the energy needs of mission-critical assets such as data centres.

Mathew Harris of Kao Data adds that decisive action and innovation are pivotal to maintaining the UK's competitive position in the AI and digital sectors. The strategic collaboration with DRD provides a blueprint for addressing renewable energy challenges, delivering green power rapidly and at scale to fulfil immediate requirements.

This pioneering project showcases how the collaboration of private sector entities and local authorities can be instrumental in advancing sustainable energy and economic progress.

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