Maciek Szadkowski, CTO of DCX: Pioneering Liquid Cooling Solutions for Modern Data Centers
Release Date: 09/04/2024
Jake Roberts, CCO, Excool: Raised Temperatures, Reduced PUE & the Efficiency Gains Hiding in Plain Sight
Cooling Data Center Podcast
What if the biggest barrier to liquid cooling efficiency isn't the technology itself, but the legacy thinking that's keeping temperatures unnecessarily low? In this episode, Jake Roberts of Excool joins Robert for a refreshingly honest conversation about what it really takes to deliver cooling solutions across global markets, and why the data centre industry's conservative approach might be leaving serious efficiency gains on the table. From retrofitting existing facilities without ripping out infrastructure to challenging assumptions about water use in cooling, Jake brings practical...
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Cassandra Zentner, actnano: Automotive-Grade Protection – The Missing Piece in Direct Liquid Cooling
Cooling Data Center Podcast
What if the biggest barrier to liquid cooling adoption isn't the technology - it's just protecting against what happens when things go wrong? In this episode, Cassandra Zentner of Actnano joins Robert for a refreshingly practical conversation that strips away the idealism and gets to the heart of why protection matters just as much as prevention - and why automotive-grade coating technology is already more relevant than most people realise. From her decade protecting Tesla and Rivian autonomous driving systems to bringing 15-20 year warranty-grade protection to data centers, Cassandra brings...
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Allison Boen, Alcatex & OCP: Breaking Down Barriers- The Human Side of Single-Phase Immersion Cooling
Cooling Data Center Podcast
What if the biggest barrier to immersion cooling isn't technical - it's just understanding what it actually is? In this episode, Allison Boen of Alcatex and the Open Compute Project joins Robert for a warmly authentic conversation that strips away the jargon and gets to the heart of why single-phase immersion cooling matters - and why it's already more deployed than most people realise. From her 30-year journey as a self-described "CRAC dealer" (computer room air conditioner specialist) to becoming Shell's Brand Ambassador and OCP's immersion community champion, Allison brings infectious...
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Dave Wolfenden, Heat Load: From Wang Computers to 120MW - Three Decades of Data Centre Testing Evolution
Cooling Data Center Podcast
What happens when you've been testing data centres since before "data centre" was even a term? In this episode, Dave Wolfenden of Heat Load joins Robert to trace an extraordinary journey from COBOL programming at Heathrow Airport to becoming one of the UK's pioneering data centre commissioning specialists. Starting with Argos heaters and 500kW of rack-mounted units delivered in transit vans, Heat Load has evolved to deploy up to 120MW of testing equipment across 10 articulated lorries. Dave shares candid insights from over three decades in the industry - from the early days of chaotic rack...
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Maarten Trautmann, Oleon: Plant-Based Fluids, Energy Reuse & the Liquid Cooling Opportunity Europe’s Missing
Cooling Data Center Podcast
What if we could decarbonise IT… by rethinking the liquid? In this episode, Maarten Trautmann of Oleon joins Robert to unpack why plant-based dielectric fluids aren’t just a greener alternative - they may be the key to unlocking waterless, sustainable cooling at the edge, at scale, and across Europe. From his early fascination with Ireland to leading Oleon's charge into liquid cooling, Maarten shares how Oleon's biodegradable, non-toxic fluids are offering a credible path to closed-loop cooling, heat reuse, and decarbonisation - without compromising performance. Together, they dive into: ...
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Dr. Richard Bonner, CTO at Accelsius: The Two-Phase Cooling Revolution for AI-Driven Data Centers
Cooling Data Center Podcast
Two-phase cooling isn’t new - but it’s never been more needed. In this episode, Dr. Richard Bonner of Accelsius joins Robert to unpack how a decades-old thermal principle, once used in industrial processes, is being reimagined to meet the explosive demands of AI and high-power GPUs. They explore Accelsius’ patented two-phase cold plate technology - originally developed at Bell Labs - and how it’s being commercialised to deliver unmatched reliability, redundancy, and sustainability. From N+1 pump systems to the role of two-phase in future data center architectures, this episode covers...
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Craig MacFadyen Returns: Inside OCP, Innovation Theatre, and What’s Really Coming Next for Cooling
Cooling Data Center Podcast
Craig MacFadyen is back on the podcast - this time fresh from the floor of the OCP Global Summit in Dublin. In this episode, Craig and Robert dig into the real conversations happening around liquid cooling, hyperscaler expectations, and whether the data center world is preparing for a future that hasn’t quite arrived yet. From CDUs and 500kW rack forecasts to the tension between innovation and affordability, they tackle the practical, the political, and the philosophical challenges facing data center cooling in 2025. Craig also shares his perspective on startup tech, smarter not newer...
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Ryan Scott, CTO at DNA Behavior: AI, Behavioural Data, and the Future of Decentralised Intelligence
Cooling Data Center Podcast
Is AI truly revolutionising the way we understand clients and employees? Or is it just another buzzword being tossed around? In this episode, Ryan Scott, Chief Technology Officer at DNA Behavior, joins me to break down the real-world impact of AI in behavioural data analytics. We dive into how DNA Behavior is leveraging AI to predict client behaviour with 70% accuracy - without even requiring a questionnaire. Ryan and I explore the shift towards decentralised AI, the challenges of integrating AI-driven insights into enterprise workflows, and the ethical dilemmas of AI-powered sales...
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HOT TAKE: Microsoft’s Data Center U-Turn – What’s Behind the Shift?
Cooling Data Center Podcast
🚨 Microsoft is making waves in the data center world – but not in the way you’d expect. The tech giant has canceled multiple U.S. data center leases, scaled back international expansion, and reallocated billions in AI spending—but why? In this quick Hot Take, we break down: - Microsoft’s shifting AI and cloud strategy – is this a cost-saving pivot or something bigger? Pre-committed global data center investments getting cut – what’s behind the sudden change? Is AI infrastructure spending slowing down? Or is this a strategic retreat? Apple stepping in – are they about to...
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HOT TAKE: France, UAE, and the Billion-Dollar AI Bet – A New Power Player Emerges?
Cooling Data Center Podcast
France and the UAE are making waves with a $30-$50 billion investment in a 1-gigawatt AI data center—but why now, and why Europe? 🇫🇷🇦🇪 With France offering 35 potential sites and the UAE backing the deal, this move signals a shift in AI dominance beyond the US and China. Could this mark the start of Europe’s AI infrastructure revolution? And what does this mean for global AI competition? 🎙️ Listen now to hear our take on this game-changing alliance and what it means for the future of AI and data centers. 👉 Join the conversation on LinkedIn:
info_outlineCurious about the latest advancements in liquid cooling for data centers? Or interested in how DCX is leading the charge with innovative immersion and direct-to-chip cooling technologies?
Maciek Szadkowski, Chief Technical Officer at DCX, brings a wealth of knowledge in next-generation cooling solutions, drawing from years of experience managing large-scale installations and overcoming the challenges associated with high-density data environments. His passion for making liquid cooling more accessible and affordable is evident as he discusses the journey from customised boutique solutions to universal applications in data centers.
In this episode, Maciek and Robert delve into the evolution of immersion cooling, the hurdles faced in retrofitting existing servers, and the push towards standardisation with the OCP community. They explore the balance between innovation and practicality, how DCX is navigating the complexities of power and cooling demands, and the future of sustainable data center operations.
Connect with Robert: www.linkedin.com/in/robertussher
Connect with Maciek: https://www.linkedin.com/in/maciekdcx/