AI supercharges the race for liquid cooling solutions: what’s in store for 2026?
key takeaways.
- Liquid cooling is essential for AI-driven data centres, efficiently managing the extreme heat generated by high-density AI server racks. It offers up to 15% better energy efficiency and reduces cooling costs compared to traditional air-cooling systems
- The technology also enables higher server density and extends hardware lifespan, while reducing space and maintenance requirements. Despite higher upfront investment, liquid cooling becomes cost-effective for power racks above 40 kW
- Investment bottlenecks for liquid cooling vary by region, driven by supply pressures on core components and uncertainty around long-term power reliability, yet demand is expanding as businesses race to build the infrastructure required for advanced AI
- As AI demand surges across all business sectors, the technology frameworks that power these accelerating systems require enhanced cooling to fuel further expansion.
As AI power demands surge into 2026, liquid cooling is becoming the essential technology keeping data centres efficient, stable, and future-ready.
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1 https://www.iea.org/news/ai-is-set-to-drive-surging-electricity-demand-from-data-centres-while-offering-the-potential-to-transform-how-the-energy-sector-works
2 https://datacentremagazine.com/technology-and-ai/ai-data-centres-power-cooling-sustainability-challenges
3 https://www.ainvest.com/news/amazon-withdrawal-dublin-blow-ireland-economy-2507/
4 https://datacenter.uptimeinstitute.com/rs/711RIA-145/images/2024.GlobalDataCenterSurvey.Report.pdf?version=0
5 Jefferies, Song of Ice and Fire, Page 6
6 https://blog.se.com/datacenter/architecture/2019/07/11/not-just-about-chip-density-five-reasons-consider-liquid-cooling-data-center/
7 https://spectra.mhi.com/data-center-cooling-the-unexpected-challenge-to-ai
8 Goldman Sachs, Equity Research November 2024, Global Tech Goldman Sachs, Equity Research
9 Jefferies, Song of Ice and Fire, Executive Summary
10 https://www.hpe.com/us/en/newsroom/blog-post/2025/09/ai-sustainability-why-green-data-centres-arent-enough.html
11 Jefferies, Markets Equity Research, Electrics, September 2024
12 https://www.digitimes.com/news/a20240717PD200/ai-server-heat-dissipation-liquid-cooling-production-capacity.html
13 Goldman Sachs, Equity Research November 2024, Global Tech
14 https://www.credenceresearch.com/report/china-data-center-liquid-cooling-market
15 Jefferies, Markets Equity Research, Electrics, September 2024
16 JP Morgan, Asia-Pacific Equity Research, September 2024
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