Hose Quick Disconnects
Quick Disconnect Solutions for Data Center Thermal Cooling
Overview
Modern data centers demand efficient, modular, and leak-free liquid-cooling systems to support high-density computing environments. Quick-disconnect (QD) couplings—such as the CEJN OCP UQD, CEJN OCP LQQ, and Danfoss Hansen FD83—enable safe, rapid connection and disconnection of coolant circuits without fluid loss or contamination. Designed around Open Compute Project (OCP) standards, these couplings optimize uptime, scalability, and serviceability in direct-to-chip, immersion, and rack-level cooling architectures.
Key Technical Advantages
Spill-Free Flat-Face Technology:
Dry-break, flat-face designs ensure zero fluid loss and air ingress during maintenance, protecting coolant purity and preventing corrosion or microbial growth.
High Flow Efficiency with Low Pressure Drop:
Precision-engineered internal geometries maximize flow area and thermal performance while maintaining stable system pressure.
Rugged, Corrosion-Resistant Construction:
Stainless-steel and anodized-aluminum options deliver long-term durability and chemical compatibility across glycol-water, deionized, and dielectric coolants.
Compact, Modular Form Factor:
Low-profile bodies allow tight rack integration and flexible manifold layouts in OCP-compliant platforms.
Safety and Identification Features:
Mechanical keying, locking mechanisms, and optional color-coding prevent cross-connection and enhance technician safety during hot-swap servicing.
Broad Operating Range:
Rated up to 20 bar (290 psi) and –40 °C to +120 °C (–40 °F to +248 °F) to meet global data-center environmental standards.
Data Center Application Focus
These QD coupling systems are engineered to meet the speed, reliability, and cleanliness required in next-generation liquid-cooling networks. Their spill-free, low-pressure-drop performance supports efficient coolant circulation in CDUs, cold plates, manifolds, and rack-level interconnects, allowing maintenance and reconfiguration without downtime.
By adhering to OCP open-hardware standards, CEJN and Danfoss quick disconnects ensure multi-vendor interoperability and scalable deployment—key factors for high-performance data centers focused on energy efficiency, uptime, and sustainability.






