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Coolant Distribution Units for AI-Driven Data Centers

CDUs engineered to support high-density racks, scalable deployments, and evolving compute platforms, helping data center operators maintain performance, reliability, and efficiency as cooling demands grow.

Why Coolant Distribution Units Are Critical in Modern Data Center Cooling

The rapid rise in AI workloads is reshaping how modern data centers are designed, deployed, and operated. As computing environments move beyond traditional air-based cooling, coolant distribution units have become a critical component of high-performance liquid-cooling systems.

 

A properly engineered cooling distribution unit does more than circulate coolant:

  • Manage secondary coolant with precise redundancy to maintain consistent thermal transfer across the cooling system.

  • Stabilize system pressure to protect equipment and support reliable operation.

  • Control coolant flow to match changing workload demands and maintain performance.

  • Maintain precise temperatures across high-density server and chip environments.

  • Protect overall system performance in GPU-intensive, mission-critical applications.

For facilities supporting GPU-intensive workloads, that level of thermal management is essential.

Advantages of High-Performing CDUs

High-performing CDUs deliver the following operational benefits to support today’s high-density, AI-driven environments with greater control and reliability. Designing CDU infrastructure with long-term scalability in mind helps operators avoid costly retrofits while maintaining operational stability in mission-critical environments.

Scalability for
Evolving Workloads

Modern CDUs must support rising rack densities, larger liquid-cooled server deployments, and expanding cooling infrastructure.

High-performance Heat Transfer

Liquid coolants have proven to absorb heat 3,000 times better than air, making them the preferred solution for high-density environments where thermal demands continue to climb.

Precise Control and Flexible Performance

CDUs use variable-speed pumps and advanced controls to precisely manage coolant flow, pressure, and temperatures throughout the cooling system, helping maintain tight thermal tolerances.

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CDUs Engineered for Reliability & Scalability

EAS CDUs deliver precise thermal control for high-density, liquid-cooled environments. Modular, scalable designs support zone-level to facility-scale deployments for direct-to-chip cooling. At the same time, our CDUs reduce complexity and enable future growth for data center cooling.

 

As AI cooling requirements increase, infrastructure must scale without added risk or complexity. EAS CDUs are designed with modularity and expandability in mind, allowing cooling capacity to grow alongside compute demand.

 

This approach helps operators phase investments, reduce upfront capital costs, and maintain flexibility as cooling architectures evolve.

Technical Capabilities & Features

EAS Coolant Distribution Units are designed to manage coolant flow, temperature, and fluid quality while integrating seamlessly with facility infrastructure and control systems. Built for mission-critical applications and AI-driven workloads, EAS CDUs support scalable cooling architectures that can adapt to increasing rack densities and evolving compute platforms.

  • Capacities ranging from 5 MW to 20 MW+ - Supports extreme and rapidly growing heat loads to maintain performance, scalability, and uptime in dense compute environments.

  • Gasketed or brazed-plate heat exchangers - Essential for efficient heat transfer between systems while preserving precise thermal control across high-performance liquid cooling applications.

  • Secondary loop isolation for critical cooling - Protects sensitive AI and server equipment from contamination, pressure fluctuation, and disruption in a facility-side water system.

  • Full-flow or side-stream fluid filtration for clean operation - Clean, filtered coolant is critical to long-term system reliability to prevent particulates from damaging pumps and restricting flow.

  • Single-point electrical connection with integrated controls and sensors - Gives operators the visibility and control needed to manage temperatures, flow, pressure, and alarms in real time.

  • Expansion tanks and air separators - Maintains stable system pressure and removes trapped air that can compromise coolant flow.

  • Custom fluid compatibility: stainless steel, copper, HDPE - Ensures CDU performs reliably with the selected coolant and piping system while minimizing corrosion, degradation, and lifecycle risk.

  • Factory run-tested and pre-commissioned for field-ready deployment - Reduces startup uncertainty, accelerates deployment, and helps ensure the system arrives ready to perform in mission-critical AI environments.

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Plan Your Liquid Cooling Strategy with EAS

We have over 70 years of experience designing hydronic systems for a vast array of industrial applications and over 20 years of experience in the Mission Critical Data Center industry.  We have provided gigawatts of cooling for hyperscale data centers, which makes us the experts in the distribution of cooling and thermal loads. ​

Our team works closely with owners, engineers, and operators to design CDU solutions that align with performance requirements, facility constraints, and long-term growth plans. Click below to discuss CDU configurations, integration options, and cooling strategies for high-density and AI-driven environments.

Frequently Asked Questions

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