Data Centre Magazine November 2025 | Page 101

40 %

Cooling can make up more than 40 % of a data centre’ s non-IT energy use

40,000 +

Technicians in Johnson Controls’ service network

140 years

York air-cooled chiller
Johnson Controls celebrates its 140th anniversary this year
Meeting sustainability goals with climate-resilient infrastructure Data centre operators face two fundamental constraints: providing sufficient power to run computing equipment efficiently and managing the energy required to cool that equipment.
With cooling typically accounting for 30 % to 40 % of a data centre’ s total energy consumption, optimising thermal management represents the single most impactful lever for improving efficiency. Sustainability and innovation are interconnected, from minimising energy and water usage to deploying ultra-low GWP refrigerants that reduce carbon impact.
“ Operators also need resilience, because data centres are critical infrastructure underpinning the global digital economy,” Todd describes.“ They must perform reliably across diverse climates, from Singapore’ s humidity to Arizona’ s desert heat or Northern Europe’ s freezing winters. Modular, adaptable thermal systems can be tuned to local conditions while maintaining global standards. CDUs, for example, can pair with high-efficiency chillers in hot regions
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