Vertiv to Acquire ThermoKey, Expanding Heat Rejection Portfolio for Converged Physical Infrastructure

Vertiv (NYSE: VRT) agreed to acquire ThermoKey S.p.A., an Italy-based heat-rejection and heat-exchange technology provider, to expand Vertiv's thermal management portfolio for AI-ready, high-density data centers.

Rhea-AI Summary

Vertiv (NYSE: VRT) agreed to acquire ThermoKey S.p.A., an Italy-based heat-rejection and heat-exchange technology provider, to expand Vertiv's thermal management portfolio for AI-ready, high-density data centers.

The transaction is expected to bolster Vertiv's manufacturing capacity in EMEA, broaden dry-cooling and microchannel offerings, and close in Q2 2026, subject to customary regulatory approvals.

Positive

• Expected expansion of Vertiv's thermal portfolio and manufacturing capabilities in EMEA
• Adds dry coolers, microchannel heat exchangers, and liquid-cooling systems to product mix
• ThermoKey's 30+ years of engineering experience and OEM relationships strengthen supply options
• Available ThermoKey production capacity expected to support elevated customer demand

Negative

• Transaction subject to regulatory approvals, creating closing timing risk in Q2 2026
• Integration of ThermoKey's operations may pose execution and cost risks during consolidation

Argus Mar 24 session

+5.82% close to close Open Argus

Details

News Market Reaction – VRT

On Mar 24, the first trading day after this news, VRT closed 5.82% above the previous close.

Data tracked by StockTitan Argus for the Mar 24 session.

Market Context

On Mar 24, the first trading day after this news, the stock closed 5.8% above the previous close. A ...

Analysis

On Mar 24, the first trading day after this news, the stock closed 5.8% above the previous close. A strong positive reaction aligns with Vertiv’s history of using acquisitions to deepen AI data center capabilities, where past deals saw average moves of about 1.65%. Investors have previously rewarded transactions that enhance thermal and infrastructure portfolios. However, existing debt shelf capacity and recent insider sales mean capital structure and execution risk remain important to monitor when assessing the durability of any large upside move.

Key Figures

Founding year: 1991 Expected close: Q2 2026 Current price: $256 +3 more

Founding year

1991

ThermoKey founding year in Italy

Expected close

Q2 2026

ThermoKey acquisition targeted closing period

Current price

$256

Pre-news trading level for Vertiv (VRT)

52-week range

$53.60 – $276.78

Vertiv 52-week low and high before this news

Market cap

$97,899,294,968

Vertiv market capitalization prior to announcement

Volume today

8,605,533 shares

Trading volume vs 20-day average of 11,722,062

Previous Acquisition Reports

4 past events · Latest: Dec 04

Same Type 4 events

1. Dec 04

   Acquisition completion

   24h Move

   +3.5%

   Closed PurgeRite acquisition to expand thermal and fluid management services.

2. Nov 03

   Acquisition announcement

   24h Move

   -0.8%

   Announced intent to acquire PurgeRite with cash and performance-based earn-out.

3. Aug 20

   Acquisition completion

   24h Move

   -0.8%

   Completed Great Lakes Data Racks & Cabinets deal to bolster integrated solutions.

4. Jul 17

   Acquisition announcement

   24h Move

   +4.6%

   Announced acquisition of Great Lakes Data Racks & Cabinets to enhance AI-ready racks.

24h Move is the share-price change in the day after each event; other market factors may also have contributed.

Key Terms

heat rejection, heat-exchange technologies, microchannel-based, liquid cooling, +4 more

8 terms

heat rejection technical

"ThermoKey, a leading provider of heat rejection and heat-exchange technologies"

Heat rejection is the process by which a device, system, or facility removes excess thermal energy to keep temperatures within safe operating limits, using methods such as cooling fluids, fans, radiators or heat exchangers. It matters to investors because effective heat rejection influences product reliability, energy use, maintenance costs and regulatory compliance — like a car radiator preventing engine overheating, inadequate cooling can shorten life, raise costs or force costly redesigns.

heat-exchange technologies technical

"provider of heat rejection and heat-exchange technologies with long-standing relationships"

Systems and devices that move heat from one place or fluid to another to warm, cool, or recover energy—think of them as industrial radiators that let factories, power plants, buildings, and machines shed or reuse heat efficiently. Investors care because better heat-exchange technology can cut fuel and electricity bills, lower emissions, reduce regulatory risk, and increase the lifespan or output of equipment, affecting operating costs, capital needs and potential market demand.

microchannel-based technical

"ThermoKey's portfolio of dry coolers and microchannel-based heat-exchange solutions"

Microchannel-based describes systems or devices that use very small, narrow channels—often hair‑thin—to move and control tiny amounts of fluids, gases or particles for chemical reactions, cooling, filtration or diagnostic tests. For investors this matters because microchannel designs can make processes faster, more precise and cheaper by using less material and enabling compact, scalable manufacturing, which can improve product performance and reduce production risk.

liquid cooling technical

"optimize across liquid cooling, air cooling, and heat rejection as an integrated thermal chain"

Liquid cooling is a method that uses a flowing liquid—like water or a special coolant—to carry heat away from electronic components, similar to how a car radiator moves heat away from an engine. For investors, it matters because it can lower energy and maintenance costs, enable higher-performance computing, reduce the footprint of data centers, and support sustainability targets, all of which can affect a company’s operating margins and capital spending needs.

air cooled condensers technical

"portfolio of heat exchangers, dry coolers, air cooled condensers, and liquid cooling systems"

An air cooled condenser is a large heat-exchange unit that uses fans and metal fins to cool and turn steam or hot vapor back into liquid using ambient air, much like a car radiator disperses engine heat. For investors, it matters because choosing air cooling over water cooling affects a facility’s capital and operating costs, efficiency, water use, physical footprint and regulatory risk—factors that influence project returns and long‑term reliability.

low-gwp technical

"compatibility with low-GWP and natural refrigerants position it as a strong fit"

Low-GWP means a product, chemical or technology that produces far less warming effect on the atmosphere compared with traditional alternatives, where GWP stands for global warming potential. Investors care because regulators and buyers are increasingly favoring lower-emission options, which can create new markets, reduce regulatory risk and affect costs and long-term demand—think of it like choosing a cleaner, more efficient fuel that becomes required or preferred over time.

natural refrigerants technical

"compatibility with low-GWP and natural refrigerants position it as a strong fit"

Natural refrigerants are cooling fluids found in nature — such as carbon dioxide, ammonia, certain hydrocarbons (like propane) and water — used in refrigeration and air-conditioning instead of synthetic chemicals. They matter to investors because they typically have much lower climate impact and face fewer regulatory limits, but adopting them can change equipment, safety and upfront costs, similar to switching to a cleaner fuel that alters maintenance and operating expenses.

regulatory approvals regulatory

"The transaction is subject to customary closing conditions, including the receipt of regulatory approvals"

Regulatory approvals are official permissions from government agencies that a company needs before launching a new product, service, or business activity. They matter because without this approval, the company might not be allowed to operate legally or sell its products, similar to how a driver needs a license to legally drive a car.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Transaction expected to increase customer optionality across the thermal chain to optimize power utilization and energy efficiency for AI-ready data centers

COLUMBUS, Ohio, March 23, 2026 /PRNewswire/ -- Vertiv (NYSE: VRT), a global leader in critical digital infrastructure, today announced it has entered into an agreement to acquire ThermoKey S.p.A., a leading provider of heat rejection and heat-exchange technologies with long-standing relationships across original equipment manufacturers (OEMs) and system integrators, as part of Vertiv's continued investment in advanced cooling solutions to support high-density AI data centers. Upon closing, the acquisition is expected to expand Vertiv's thermal management portfolio and manufacturing capabilities, particularly in EMEA, and strengthen its ability to deliver comprehensive solutions across the end-to-end thermal chain for AI factories and high-density data centers.

Upon closing, ThermoKey is expected to further Vertiv's converged physical infrastructure path by expanding the range of thermal technologies available to customers and enhancing Vertiv's ability to support integrated, system-level thermal architectures that help customers stay multiple compute generations ahead. ThermoKey's portfolio of dry coolers and microchannel-based heat-exchange solutions complements Vertiv's end-to-end thermal chain, giving customers flexibility to optimize for performance, site conditions, and growth.

"Heat rejection is becoming increasingly critical for data centers and AI factories as the industry seeks new ways to unlock capacity, improve energy efficiency, and scale with confidence," said Giordano Albertazzi, CEO at Vertiv. "Through our work with ThermoKey, we have come to value its differentiated heat-exchange technologies, engineering depth, and relationships across OEMs and system integrators. This acquisition is expected to expand the options available to our customers as they adopt more efficient cooling strategies and build infrastructure designed to stay ahead of rapidly evolving compute demands."

Founded in 1991 and based in Italy, ThermoKey brings more than three decades of engineering and manufacturing experience in heat exchangers for data center cooling and other demanding applications.

The company has built long-standing relationships with leading manufacturers and installers worldwide and is recognized for its engineering know-how, application expertise, and customer collaboration across data center, OEM, and process-cooling environments. Its differentiated engineering capabilities, microchannel technologies, and compatibility with low-GWP and natural refrigerants position it as a strong fit for advanced, energy-intensive AI data center environments.

ThermoKey's in-house design and production capabilities, together with its portfolio of heat exchangers, dry coolers, air cooled condensers, and liquid cooling systems, are expected to enhance Vertiv's broader thermal technology base and manufacturing flexibility. In addition, ThermoKey's available production capacity is expected to support Vertiv's ongoing thermal portfolio expansion and help address elevated customer demand in critical thermal infrastructure categories.

For customers, the acquisition is expected to provide several advantages, including:

• enhanced support for high-efficiency cooling strategies in AI and high-density applications,
• improved system-level integration across thermal infrastructure within Vertiv's converged physical infrastructure,
• the ability to optimize across liquid cooling, air cooling, and heat rejection as an integrated thermal chain, including expanded heat rejection capabilities, such as Vertiv™ TrimCooler systems, to improve power utilization and efficiency, and
• expanded access in EMEA to advanced dry-cooling and heat-exchange technologies, and enhanced engineering and manufacturing support for the speed and scale required in next-generation data center deployments.

The transaction is subject to customary closing conditions, including the receipt of regulatory approvals, and is expected to close in the second quarter of 2026.

For more information about Vertiv's portfolio of solutions, visit Vertiv.com.

About Vertiv
Vertiv (NYSE: VRT) brings together hardware, software, analytics and ongoing services to enable its customers' vital applications to run continuously, perform optimally and grow with their business needs. Vertiv solves the most important challenges facing today's data centers, communication networks and commercial and industrial facilities with a portfolio of power, cooling and IT infrastructure solutions and services that extends from the cloud to the edge of the network. Headquartered in Westerville, Ohio, USA, Vertiv does business in more than 130 countries. For more information, and for the latest news and content from Vertiv, visit Vertiv.com.

Category: Financial News

Forward-looking statements
This release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995, Section 27 of the Securities Act, and Section 21E of the Securities Exchange Act. These statements are only a prediction. Actual events or results may differ materially from those in the forward-looking statements set forth herein. Readers are referred to Vertiv's filings with the Securities and Exchange Commission, including its most recent Annual Report on Form 10-K and any subsequent Quarterly Reports on Form 10-Q for a discussion of these and other important risk factors concerning Vertiv and its operations. Those risk factors and risks related to the proposed transaction, among others, could cause actual results to differ materially from historical performance and include, but are not limited to: the timing and consummation of the proposed transaction; the risk that the closing does not occur; expected expenses related to the transaction; the possible diversion of management time on issues related to the transaction; the ability of Vertiv to maintain relationships with customers and suppliers of ThermoKey; and the ability of Vertiv to retain management and key employees of ThermoKey. Vertiv is under no obligation to, and expressly disclaims any obligation to, update or alter its forward-looking statements, whether as a result of new information, future events or otherwise.

For investor inquiries, please contact:
Lynne Maxeiner
Vice President, Global Treasury & Investor Relations
Vertiv
E lynne.maxeiner@vertiv.com

For media inquiries, please contact:
Ruder Finn for Vertiv
E Vertiv@RuderFinn.com

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SOURCE Vertiv Holdings Co

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Vertiv (VRT) announce about acquiring ThermoKey on March 24, 2026?

Vertiv announced an agreement to acquire ThermoKey to expand its thermal management portfolio and manufacturing capacity. According to the company, the deal aims to broaden dry-cooling and microchannel technologies to support AI-ready, high-density data centers and close in Q2 2026 pending approvals.

How will the ThermoKey acquisition affect Vertiv's manufacturing footprint and EMEA presence?

The acquisition is expected to strengthen Vertiv's manufacturing capabilities and market access in EMEA. According to the company, ThermoKey's in-house design and production capacity will enhance regional supply flexibility and support elevated demand for thermal infrastructure in the region.

What Thermal technologies does ThermoKey bring to Vertiv (VRT)?

ThermoKey brings dry coolers, microchannel-based heat exchangers, air-cooled condensers, and liquid-cooling systems. According to the company, these technologies complement Vertiv's end-to-end thermal chain and support low-GWP and natural refrigerant compatibility for energy-intensive AI data centers.

When is the Vertiv (VRT) and ThermoKey transaction expected to close and what conditions apply?

The transaction is expected to close in Q2 2026, subject to customary closing conditions and regulatory approvals. According to the company, completion depends on receiving required regulatory clearances and satisfying standard closing terms.

What benefits does Vertiv (VRT) say customers will see after acquiring ThermoKey?

Customers should gain more integrated thermal options and improved system-level integration across liquid and air cooling. According to the company, the deal expands heat rejection capabilities, supports efficient AI cooling strategies, and increases engineering and manufacturing support for rapid deployments.