Data Centre World London 2026 was in full swing in March 2026 in London, UK, with over 19,000 attendees. IoT Analytics conducted 50+ interviews on-site, producing a 36-page event and trends report with 26 individual data center trends. 7 of the standout data center trends are shared in this article, including the move to higher rack densities (1MW+), liquid cooling innovations, 800V DC architectures, and busbars replacing cables. Data Centers are one of the fastest-growing markets at the moment.