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How to Size a Coolant Distribution Unit (CDU)

Step-by-step guide to sizing a CDU for direct-to-chip liquid cooling: heat load, flow rate, temperature rise, redundancy, and facility integration.

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A coolant distribution unit (CDU) is the interface between the facility cooling loop and the technology (IT) cooling loop in direct-to-chip liquid cooling. Correct sizing ensures stable temperatures, adequate flow, and operational resilience.

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