Data Center Liquid Cooling Deals, Top 10: $9.5 B Eaton Acquisition, $40 B Aligned Buyout (2024 to 2026)

The data center industry is undergoing a significant consolidation wave in the liquid cooling sector, driven by the intense thermal management demands of artificial intelligence workloads. A clear pattern has emerged: established industrial, power management, and chemical giants are acquiring specialized liquid cooling firms to secure a foothold in this high-growth market. Multi-billion-dollar deals, including Eaton’s $9.5 billion acquisition of Boyd Thermal Management and Ecolab’s $4.75 billion purchase of Cool IT Systems, underscore the urgency and scale of this shift. The year 2025, in particular, marked a turning point, defined by mega-acquisitions as large corporations moved decisively to integrate advanced thermal solutions and meet the cooling challenge posed by next-generation data centers.

Top 10 Data Center Liquid Cooling Deals (2024-2026)

Here are the top 10 data center liquid cooling acquisitions and partnerships from January 2024 to August 2026, ranked by a combination of disclosed deal value and strategic importance.

1. Trane Technologies Acquires Liquid Stack

• Deal Type: Acquisition
• Participants: Trane Technologies (Acquirer), Liquid Stack (Target)
• Value: Not disclosed
• Key Details: Completed in March 2026, this acquisition gives global climate innovator Trane Technologies control of Liquid Stack’s specialized two-phase immersion and direct-to-chip liquid cooling solutions. The move aims to build end-to-end thermal management capabilities for high-density AI data centers.
• Source: Trane Technologies to Acquire Liquid Stack

2. LG Electronics and Microsoft Partnership

• Deal Type: Strategic Partnership / Supply Agreement
• Participants: LG Electronics, Microsoft
• Value: Multi-billion dollar annual agreement
• Key Details: Announced in January 2026, this major agreement will see LG Electronics supply a comprehensive cooling infrastructure for Microsoft’s global AI data centers. The deal includes cold plates, Coolant Distribution Units (CDUs), and chillers, marking a significant strategic entry for LG into the data center supply chain.
• Source: LG-Microsoft Multi-Billion $ Cooling Deal

3. Eaton Acquires Boyd Thermal Management

• Deal Type: Acquisition
• Participants: Eaton Corporation (Acquirer), Boyd Thermal Management (Target)
• Value: $9.5 billion
• Key Details: In a landmark deal announced in November 2025, power management company Eaton acquired Boyd Thermal Management. This acquisition massively expands Eaton’s portfolio with advanced liquid cooling technologies essential for managing heat from high-density AI servers.
• Source: Liquid Cooling: 4 Big Deals Reshape Data Center Market

4. AIP, MGX, and Black Rock Acquire Aligned Data Centers

• Deal Type: Acquisition
• Participants: AI Infrastructure Partnership (AIP), MGX, Black Rock (Acquirers), Aligned Data Centers (Target)
• Value: $40 billion
• Key Details: This monumental October 2025 acquisition of a data center operator is fundamentally driven by the need for AI-ready infrastructure that depends on advanced liquid cooling. Aligned is a key developer of such facilities, and its acquisition by a consortium including NVIDIA and Microsoft highlights the strategic importance of securing data center capacity equipped for next-generation cooling.
• Source: Aligned Equity Acquisition and its Industry Impact

5. Johnson Controls Invests in Accelsius

• Deal Type: Strategic Investment
• Participants: Johnson Controls (Investor), Accelsius (Target)
• Value: Multi-million dollars
• Key Details: Johnson Controls made a strategic investment in Accelsius in October 2025 to gain access to its two-phase, direct-to-chip liquid cooling technology. The investment allows Johnson Controls to integrate the innovative Neu Cool platform into its offerings for high-performance computing and AI data centers.
• Source: Johnson Controls Announces Investment in Accelsius

6. Ecolab Acquires Cool IT Systems

• Deal Type: Acquisition
• Participants: Ecolab (Acquirer), Cool IT Systems (Target)
• Value: $4.75 billion
• Key Details: In June 2025, global water and hygiene leader Ecolab acquired Cool IT Systems, a prominent provider of direct-to-chip liquid cooling. The deal, valued at a reported 29 times EBITDA, marks a major strategic entry by an industrial giant into the AI data center cooling market.
• Source: Liquid Cooling Crosses Hyperscaler Threshold, $4.75 B Cool IT Deal Proves

7. Flex Acquires Jet Cool Technologies

• Deal Type: Acquisition
• Participants: Flex (Acquirer), Jet Cool Technologies (Target)
• Value: Not disclosed
• Key Details: Following a partnership announcement in October 2024, global manufacturer Flex acquired Jet Cool Technologies in May 2025. This allows Flex to vertically integrate Jet Cool’s high-performance liquid cooling technology into server manufacturing, optimizing cooling for AI and high-density workloads.
• Source: Data Center Liquid Cooling Market Size & Forecast

8. Schneider Electric Acquires Motivair Corporation

• Deal Type: Acquisition
• Participants: Schneider Electric (Acquirer), Motivair Corporation (Target)
• Value: Not disclosed
• Key Details: Announced in February 2025, the acquisition of Motivair expands Schneider Electric’s portfolio with specialized liquid cooling solutions like chillers and CDUs. This move strengthens its ability to meet demand from the high-performance computing (HPC) and AI sectors.
• Source: Schneider Electric Unveils Liquid Cooling Portfolio with Motivair

9. Advanced Cooling Technologies Receives DOE Grant

• Deal Type: Government Funding
• Participants: U.S. Department of Energy (DOE), Advanced Cooling Technologies (Recipient)
• Value: $1.1 million
• Key Details: In October 2024, the DOE awarded a grant to Advanced Cooling Technologies to support a data center cooling project. This government funding highlights the strategic national importance of developing energy-efficient cooling technologies.
• Source: Data center boom sparks acquisitions

10. Exxon Mobil and Intel Partnership

• Deal Type: Research & Development Partnership
• Participants: Exxon Mobil, Intel
• Value: Not disclosed
• Key Details: This May 2024 collaboration between an energy major and a chipmaker aims to develop new liquid cooling technologies. The partnership is focused on designing novel cooling fluids and systems to optimize data center performance and efficiency, representing a unique cross-industry approach.
• Source: Exxon Mobil, Intel Developing New Liquid Cooling Technologies

Table: Top Data Center Liquid Cooling Deals, 2024-2026

AI Cooling Supply Chain, Industrial Giants Enter the Market

The recent M&A activity demonstrates a clear trend: large industrial and power management companies are acquiring specialized cooling expertise rather than developing it in-house. This “buy vs. build” strategy is the fastest way for them to address the urgent cooling demands of the AI boom. This approach is not limited to those in the list; other major players are making similar strategic moves. For instance, the market strategies of companies like Vertiv and HPE also rely heavily on partnerships and strategic positioning to capture the growing demand for advanced thermal management in AI data centers.

Legacy Players Acquire Innovation

The acquisitions of Boyd Thermal by Eaton ($9.5 B), Liquid Stack by Trane, and Motivair by Schneider Electric show that established players see acquiring proven technology as the most efficient path to market. These deals provide immediate access to intellectual property, engineering talent, and existing customer relationships in the niche but rapidly expanding liquid cooling space. Similarly, Johnson Controls’ investment in Accelsius gives it a stake in cutting-edge two-phase cooling without the long R&D cycle.

Hyperscalers Drive Supply Chain

Hyperscale data center operators are no longer passive consumers; they are actively shaping their supply chains. Microsoft’s multi-billion dollar annual agreement with LG Electronics is a prime example. By directly contracting with a manufacturing giant, Microsoft ensures a stable supply of custom-designed cooling components at a massive scale. This pressures data center operators like Equinix and Digital Realty to adapt their facilities and procurement strategies to accommodate these high-density, liquid-cooled deployments.

Cross-Industry R&D Efforts

The partnership between Exxon Mobil and Intel signifies a new frontier in collaboration. It brings together expertise from materials science and semiconductor design to fundamentally rethink cooling fluids. This is a recognition that thermal management is no longer just a mechanical engineering problem. The move mirrors similar partner-led strategies from tech leaders like IBM and Lenovo, who also leverage ecosystems to tackle complex infrastructure challenges.

Data Center Liquid Cooling Market Forecasts $38.4 Billion by 2033 with 28.7% CAGR
The Data Center Liquid Cooling market is projected for explosive growth, reaching $38.4 billion by 2033 from $6.6 billion in 2026, driven by a substantial 28.7% CAGR. This indicates a rapid transition towards liquid-first, AI-driven high-density rack infrastructure, moving beyond traditional air cooling methods.

(Source: Data Center Liquid Cooling Market Report 2026-2033 [260 Pages & 320 Tables])

North America, A Hub for Liquid Cooling M&A

The geographic distribution of these deals reveals that North America, particularly the United States, is the epicenter of the liquid cooling consolidation trend. This concentration is a direct result of the region’s leadership in AI research, semiconductor design, and hyperscale data center operations. While US-based companies are leading the charge, global players are also targeting the region to gain access to this critical market.

US-Centric Corporate Activity

The majority of the key players in these transactions, both acquirers (Eaton, Trane, Ecolab, Johnson Controls) and targets (Boyd, Liquid Stack, Cool IT, Motivair, Aligned), are either headquartered or have substantial operations in the United States. The $1.1 million DOE grant to Advanced Cooling Technologies further illustrates the U.S. government’s strategic interest in fostering domestic innovation in this sector.

Global Players Target US Market

International companies are making aggressive moves to supply the lucrative US data center market. LG Electronics (South Korea) signing a massive supply deal with Microsoft is a key indicator of this trend. Similarly, the acquisition of US-based Motivair by the French multinational Schneider Electric shows foreign industrial giants are willing to pay a premium to acquire American technology and market access. This global competition includes notable strategies from Germany’s STULZ and the newly combined Juniper-HPE entity, both of whom are positioning themselves for a piece of the AI infrastructure build-out.

2 Liquid Cooling Types, Direct-to-Chip and Immersion Tech

The acquisitions and partnerships highlight the commercial maturation of two principal liquid cooling modalities: direct-to-chip (DTC) and immersion cooling. While both are advancing, the recent deal flow suggests a strategic divergence. DTC is being acquired for immediate, large-scale deployment, while immersion cooling is being secured for its future potential to handle even higher thermal densities.

Direct-to-Chip Gains Traction

Deals involving Cool IT Systems (acquired by Ecolab for $4.75 B), Accelsius (invested in by Johnson Controls), and Motivair (acquired by Schneider Electric) confirm that direct-to-chip cooling is a commercially ready and highly valued technology. Large industrial players are integrating DTC solutions into their portfolios to offer a proven method for cooling today’s high-performance processors. This technology is seen as the primary liquid cooling solution for the current generation of AI accelerators.

Two-Phase Immersion’s Strategic Value

The acquisition of Liquid Stack by Trane Technologies and the technology from Accelsius demonstrate the strategic importance of two-phase immersion cooling. Though historically viewed as more complex, this method offers superior heat dissipation capabilities. By investing now, companies like Trane are positioning themselves for a future where rack densities may exceed the practical limits of direct-to-chip cooling, effectively future-proofing their thermal management portfolios for the next wave of hardware innovation.

Data Center Cooling, Expect More Non-Traditional Partnerships in 2026

The primary strategic expectation for 2026 is an acceleration of partnerships between data center technology firms and companies from adjacent industries like energy, chemicals, and advanced manufacturing. As cooling becomes a more complex materials science and fluid dynamics challenge, the expertise required will increasingly come from outside the traditional IT sector.

• The Exxon Mobil and Intel partnership from May 2024 serves as a powerful blueprint. It signals a shift where optimizing dielectric fluids and heat transfer is as critical as chip architecture, opening the door for more chemical and energy companies to enter the data center supply chain.
• Flex’s acquisition of Jet Cool in May 2025 points toward a future where cooling solutions are integrated at the point of manufacture, not as a post-production add-on. This suggests supply chain and manufacturing specialists will wield greater influence over server design.
• LG’s landmark agreement with Microsoft in January 2026 proves that industrial-scale manufacturing capability is now a key competitive advantage. Expect other consumer or industrial electronics giants with deep thermal engineering expertise to become major players, potentially disrupting traditional component suppliers.
• Watch for further M&A and partnership activity involving companies with core competencies in heat exchangers, pump manufacturing, and specialty fluids, as the entire data center ecosystem reorients to solve the industry’s thermal bottleneck.

The questions your competitors are already asking

This report covers one angle of the data center liquid cooling market’s consolidation. The questions that matter most depend on your work.

• liquid cooling companies likely to be acquired
• dielectric cooling fluids suppliers
• data center liquid cooling deals in Europe
• direct-to-chip vs immersion cooling performance

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