Schneider Electric Launched 3.5MW Coolant Distribution Unit
The new WCDU system provides hybrid air and liquid cooling for high-density data centers.
Updated on Sept. 23, 2026 in Data Centers
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Schneider Electric has launched its WCDU coolant distribution unit, a system designed to support high-capacity technical corridor cooling architectures. The unit is now available for deployment in data centers.
Why it matters
The unit addresses the increasing thermal management requirements of high-density hardware by balancing liquid and air cooling to improve Power Usage Effectiveness (PUE) and reduce operational expenses. This architectural approach aims to support higher rack power densities than traditional air-cooling methods.
The WCDU achieves a maximum cooling capacity of 3.5MW and supports approach temperature differences as low as 2 °C. It features a 15-inch touchscreen human-machine interface and 25-micron filters to maintain system integrity.
The players
Schneider Electric
A global specialist in energy management and automation that provides power distribution, cooling, and management software for data center infrastructure.
The details
The unit integrates pumps, heat exchangers, and associated hardware into a steel frame that utilizes top-entry connections to minimize installation complexity. It allows operators to dynamically adjust the balance of liquid and air cooling, while support for group mode enables up to 20 units to operate in tandem. For mission-critical deployments, the architecture supports N+1 redundancy for loads up to 2.5 MW.
Timeline
September 23, 2026: Schneider Electric launched the WCDU coolant distribution unit.
The Tech Race
The WCDU builds on existing rack-level cooling benchmarks to support large-scale technical corridor architectures. It represents a significant step up from the company's prior 105kW base units, moving the race toward higher-capacity, centralized thermal management.
Data center operators can now utilize this modular design to scale cooling capacity up to 3.5MW per unit in their facilities. The system is intended to simplify installation through top-entry hardware while offering flexible redundancy configurations for enterprise-grade workloads.
The takeaway
This launch marks a transition toward higher-capacity cooling hardware capable of managing the heat generated by denser server racks. Operators should look for performance validation data in future industry white papers as these units begin to populate major data center installations.
Further reading
For more on the latest infrastructure components, explore the Data Centers section.
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