One Of The Largest Floating Data Centers Ever Designed Just Cleared Class Approval
Our take

The recent announcement from ABS and Samsung Heavy Industries (SHI) regarding class approval for what will be one of the largest floating data centers ever designed represents a significant, albeit quietly revolutionary, step in the evolution of both data infrastructure and ocean engineering. This isn't merely about building a data center on water; it’s about strategically addressing the escalating demands of data processing while mitigating the environmental impact of traditional land-based facilities. The convergence of these two challenges – the ever-growing need for computing power and the increasing scrutiny of energy consumption and carbon footprints – makes this development particularly noteworthy. As Korean shipbuilders continue to expand US partnerships with 15 new shipbuilding projects Korean Shipbuilders Expand US Partnerships With 15 New Shipbuilding Projects, this floating data center exemplifies a new frontier in maritime innovation. It’s also relevant given the US’s recent advances in offshore critical minerals lease plans US Advances Offshore Critical Minerals Lease Plan Near American Samoa Despite Pacific Opposition, demonstrating a broader trend toward utilizing ocean spaces for complex industrial applications.
The rationale behind locating data centers offshore is compelling. Cooling, a major operational expense and energy drain for land-based facilities, becomes significantly more efficient utilizing seawater. Furthermore, floating data centers can potentially be situated in locations with reliable renewable energy sources, further reducing their environmental impact. While the technological hurdles are considerable – ensuring structural integrity in a marine environment, managing power distribution, and safeguarding against cyber threats – the potential rewards are substantial. The ability to deploy data centers closer to users, reducing latency and improving performance, is another key advantage. This is particularly relevant for applications requiring real-time data processing, such as scientific research, financial trading, and autonomous systems. The recent approval for a container ship utilizing nuclear reactors South Korean Companies Secure ABS Approval For 15,000 TEU Container Ship With 2 Nuclear Reactors underscores South Korea's commitment to advanced maritime technologies and its willingness to explore novel power solutions for demanding applications, a mindset clearly extending to floating data centers.
Beyond the immediate technical implications, this development highlights a shift in how we approach data infrastructure planning. Historically, data centers have been tethered to land, often concentrated in areas with affordable real estate and readily available power. Floating data centers decouple these constraints, allowing for greater flexibility in location and resource utilization. The use of validated engineering principles and rigorous testing, as evidenced by the ABS class approval, is crucial to ensuring the safety and reliability of these systems. This isn’t about deploying experimental technology; it’s about applying proven engineering practices to a new application, leveraging the ocean's natural resources to optimize performance and minimize environmental impact. The longitudinal data generated by these floating facilities will also be invaluable in refining operational models and predicting performance under various environmental conditions, furthering our understanding of ocean-based infrastructure.
Ultimately, the successful deployment of these floating data centers represents a significant step towards a more sustainable and resilient digital future. The integrated data ecosystem required to manage and operate these complex systems will necessitate sophisticated monitoring and control technologies, pushing the boundaries of ocean intelligence. As we move toward increasingly data-intensive applications, the ability to locate computing power closer to the source of data – whether it's a remote sensor network, an offshore research platform, or a coastal community – will become increasingly critical. The question now is not *if* floating data centers will become more prevalent, but *how* quickly we can refine the technology and regulatory frameworks to unlock their full potential and ensure their responsible integration into the global maritime landscape.


ABS and Samsung Heavy Industries (SHI) have announced two milestones advancing floating data center development, part of a series of innovative agreements following the opening of the Korea-U.S. Shipbuilding Partnership Center in Washington, D.C.
The first milestone is a design approval agreement under which ABS will review SHI’s 50-megawatt (MW) floating data center against applicable class rules and IMO regulations, building on an approval in principle (AIP) of the design granted earlier this year. The second milestone is AIP for SHI’s 200 MW floating data center.
“Interest in floating data centers is growing as demand for data infrastructure outpaces what land-based development can deliver. Moving these facilities offshore introduces real complexity, and with it, real opportunity. ABS is proud to support SHI as they advance this technology,” said Patrick Ryan, ABS Senior Vice President and Chief Technology Officer.
SHI’s designs incorporate a standardised shipbuilding process, potentially shortening construction timelines. At 200 MW, the AIP represents a fourfold increase in capacity over the earlier concept, targeting the scale requirements of hyperscale data center operators as AI-driven demand for computing infrastructure continues to grow.
“Our collaboration with ABS allows us to pioneer next-generation maritime technology. The 50 MW design agreement and the 200 MW FDC approval in principle (AIP) demonstrate SHI’s differentiated technological competitiveness in the FDC market,” said Kyung-Hee Kim, Executive Vice President and Head of Future Business Division at Samsung Heavy Industries (SHI).
ABS supports the full life cycle of marine and offshore assets, from early concept review through classification and in-service support. Learn more about how ABS is working with floating data center developers here.

Photo Caption (L to R): Jihoon Ahn, SHI Senior Engineer, FDC Business Team; Hyeondo Jeong, SHI Engineer, FDC Business Team; Gahyeong Kim, SHI Senior Engineer, FDC Business Team; Seunghyun Lee, SHI Director, FDC Business Team; Kyunghee Kim, SHI Executive Vice President, Future Business Division; Patrick Ryan, ABS Senior Vice President and Chief Technology Officer; Jake Stenzler, ABS Consulting Senior Vice President and Chief Operating Officer; Megan Weisgerber, ABS Consulting Vice President of Government Programs; Hyun-Buki Jeon, ABS Director of Business Development; and Harriett Turner, ABS Consulting Vice President, Operational Risk.
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