Data Center Check Valves for Efficient Cooling
US Valve offers industry-leading data center check valves designed for maximum efficiency with the lowest pressure drop available. We provide check valves, medical gas valves, legacy valves, and specialty valves manufactured with high-grade materials. Our all-stainless steel check valves are utilized in various data center cooling systems, including Direct-to-Chip (D2C) Cooling, Rack-Level Liquid Cooling, Immersion Cooling, Rear Door Heat Exchangers (RDHx), and In-row & In-room Liquid Cooling Systems worldwide.
Benefits of Using US Valve Check Valves in Data Centers
As a trusted provider of check valves for data center cooling, US Valve understands the critical needs of modern liquid cooling systems, offering solutions that:
- Enhance cooling efficiency
- Support higher power densities
- Lower noise levels
- Improve energy efficiency
- Provide flexibility for expansion
- Promote sustainability efforts
Why Data Center Cooling System Valves Matter
Check valves for data centers are essential to prevent backflow and maintain consistent coolant flow, protecting sensitive equipment and minimizing pressure drops. US Valve’s check valves perform better, preventing hot or cold spots within data center environments.
Compact and High-Performance Design
Our check valves are compact and easy to integrate, fitting seamlessly into rack mount CDUs, row CDUs, HDUs, heat exchangers, and immersion cooling systems. They are ideal for confined spaces, including data center racks as small as 2U.
Sizes and Materials
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Sizes: 1 - 36" (DIN-25 to DIN-900)
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Pipe Fittings: MNPT, FNPT, BSPP, Grooved End, Plain End, Tri-Clamp
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Valve Metals: Stainless Steel, Carbon Steel, Aluminum, Brass
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Valve Seals: Buna EPDM, Viton
Tri-Clamp Sanitary Check Valves for Data Centers

Our innovative elastomer hinge check valve, featuring tri-clamp (sanitary) connections, is designed for quick and easy maintenance, reducing downtime in data center cooling systems. These valves allow continuous, uninterrupted flow with high flow coefficients—up to five times higher than traditional poppet-type check valves.
Key Features & Benefits
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Helium-leak tested for reliability
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Lowest pressure drop for optimal flow
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Quiet and efficient operation
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Easy to service and maintain
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Customization options available
Applications in Data Center Cooling
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In-rack and row CDUs
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HDUs and heat exchangers
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Submerged cooling loops
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Backup power cooling systems
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Edge and facility cooling loops
Contact US Valve for Data Center Cooling
Our check valves for data center cooling offer superior performance, addressing technical and logistical challenges in high-density computing environments. With minimal pressure drop and maximum coolant flow, US Valve products deliver enhanced cooling efficiency and robust protection for critical data center equipment.
Contact us today to learn more about our data center cooling system valves or request a quote.
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Frequently Asked Questions About Data Center Valves
What valves are used in a Coolant Distribution Unit (CDU)?
Check valves are typically used at the discharge of pumps within a CDU to boost liquid coolant to servers. Elastomer hinge check valves are preferred because they enhance cooling efficiency, support higher power densities, reduce noise, improve energy efficiency, allow for expansion, and contribute to sustainability.
What is the most efficient valve to use in a data center liquid cooling?
Elastomer hinge check valves are the most efficient for data center liquid cooling systems because they minimize pressure drops while maintaining peak efficiency. Compared to globe or poppet valves, elastomer hinge check valves allow nearly double the coolant flow using the same pumps.
How can you reduce pumping costs in data center direct-to-chip cooling?
Install an elastomer hinge check valve at the discharge of the liquid pump to reduce pumping costs. This design increases coolant flow with significantly less pressure drop, resulting in energy savings and optimal cooling performance.
How do you protect a coolant pump in a data center?
The most effective way to protect a coolant pump in a data center is to install an elastomer hinge check valve. These valves prevent backflow, maintain consistent pressure, and ensure reliable cooling, protecting the pump from damage.
Complete Engineering Data
Contact us today to learn more about our data center cooling system valves or request a quote.

