News

The industry’s response to ‘warm-water’ GPU cooling envelopes (S45, up to ~45 °C inlet temperatures) has marked a significant shift in data centre thermal design philosophy, particularly for AI data centers. Here's our technical assessment of the AI data centre landscape and our perspective on whether chiller-less data centers are achievable. Our opinion is that until end-user requirements, GPU OEM operating temperatures, and site-specific ambient conditions align to enable

LONDON – 1 June 2026 – Polar Data Centres ("Polar"), a leading European developer, owner and operator of AI-ready data centre infrastructure, today announced the successful placement of an €800 million senior secured bond issuance, marking the largest transaction of its kind in the Nordic bond market. The financing represents a major milestone in Polar's growth strategy. It provides substantial capital to support the continued expansion of its European platform of data cent

In this latest episode Jon Cermak Director of Safety, Security & Compliance at Polar, shares insights into the challenges of delivering infrastructure at speed while maintaining the highest standards of governance, security, and operational excellence. The conversation explores Polar’s approach to safety, security and compliance across rapidly expanding AI-ready developments, including the importance of proactive risk management, operational resilience, and building a culture