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Vertiv acquires Strategic Thermal Labs in cooling push

Tue, 28th Apr 2026 (Yesterday)

Vertiv has acquired Strategic Thermal Labs, expanding its engineering work in liquid cooling for dense computing systems.

Strategic Thermal Labs specialises in advanced liquid-cooling technologies, including cold-plate design, server-side liquid cooling and thermal validation for high-density computing environments. The acquisition strengthens Vertiv's work at the point where liquid cooling inside servers connects with the supporting infrastructure around them.

That area has become more important as operators build systems for artificial intelligence and other compute-intensive workloads that generate more heat in less space. In these environments, the interaction between server cooling and surrounding infrastructure can affect flow, balance, control behaviour, servicing and long-term reliability.

The addition of Strategic Thermal Labs is expected to improve Vertiv's ability to simulate and emulate dense compute conditions and study how thermal and power systems work together. The business will also support customers through design, integration, commissioning and ongoing operations.

Cooling focus

Liquid cooling has moved up the agenda for data centre suppliers as chips used for AI and high-performance computing draw more power and produce more heat than previous generations. Traditional air-cooling methods remain widely used, but operators are increasingly turning to liquid-based approaches in the most demanding installations to manage thermal loads more directly.

Cold plates, one of Strategic Thermal Labs' main areas of focus, transfer heat away from processors and other components through a liquid loop. Engineering at that level can influence the performance of the wider system, especially where dense server designs require close coordination between internal cooling components and facility infrastructure.

For Vertiv, the purchase adds specialist expertise to its broader effort to offer integrated power, thermal, controls and service capabilities to customers managing more complex data centre environments. The acquisition forms part of its thermal-chain strategy, focused on managing the full path of heat removal from chips through to supporting infrastructure.

Executives also sought to reassure customers and partners that the transaction would not alter Vertiv's stated support for open, interoperable infrastructure. It said it would continue to work with server- and silicon-agnostic systems across different compute environments.

Executive view

Scott Armul commented on the rationale for the acquisition.

"As AI and high‐performance computing push power densities to unprecedented levels, understanding and solving heat challenges at the chip level becomes critical to system design, performance and reliability," said Scott Armul, Chief Product and Technology Officer at Vertiv.

He added: "STL brings deep expertise and proven capability in addressing some of the industry's most demanding chip-level density and thermal problems, strengthening Vertiv's ability to emulate and validate system-level solutions and enabling customers to improve performance and lifecycle outcomes in liquid-cooled environments."

Vertiv is based in Westerville, Ohio, and operates in more than 130 countries. It supplies power, cooling and IT infrastructure products and services for data centres, communications networks, and commercial and industrial sites.

The acquisition underlines how suppliers to the data centre sector are adjusting to the rapid rise in power density linked to AI infrastructure. As chip design changes and rack loads increase, specialist engineering around liquid cooling is becoming a more central part of data centre design and operation.

Strategic Thermal Labs brings expertise that will help Vertiv validate system-level solutions under conditions that more closely match real-world high-density compute deployments.