Allegro launches application for renewable data centres
Tuesday, 22 July, 2025
Allegro Energy has announced a new application of its proprietary long duration energy storage (LDES) tech that provides data centres with a scalable, planet-friendly alternative to traditional power sources.
With the application, data centres’ consistent load pairs with the company’s modular, water-based technology, enabling them to rely fully on renewable energy sources with 24/7 uptime, while reducing carbon footprints and operational costs.
Allegro Energy’s modular, scalable and environmentally friendly battery systems can overcome the cost, scalability and sustainability challenges associated with traditional lithium-ion or vanadium-based systems.
The company’s LDES systems are designed to grow in parallel with a data centre’s needs. This allows incremental investment and deployment, a model that is suitable for both hyperscale facilities and edge data centres.
Key features of the system include:
- The system pairs with solar and wind energy, helping data centres navigate grid volatility and peak pricing while advancing towards net-zero carbon targets.
 - Unlike conventional technologies, Allegro’s water-based electrolyte is not resources constrained, providing a low-impact alternative that can be safely deployed at scale.
 - Data centres’ constant, 24/7 demand profiles make them suitable for firming intermittent renewables with a storage option that is designed to deliver dependable performance without excessive cycling costs.
 
“The exponential growth of generative AI, cloud computing, and digital services has made energy a critical chokepoint in data infrastructure,” said Dr Thomas Nann, CEO of Allegro Energy. “We believe the future of high-performance computing does not need to come at the cost of the planet. With our technology, data centres can be powered entirely by renewables, supported by reliable, cost-effective long-duration storage.”
Allegro Energy’s proprietary, locally manufactured microemulsion electrolyte technology has been widely recognised as a critical advancement in long-duration energy storage. This design eliminates the need for scarce or rare metals, reducing fire risk and allowing for extended storage durations at a lower cost.
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