AM4 1U Server Passive Heat Sink – A46 Chamber Chassis

Keep your AM4-socket server running at peak efficiency with this purpose-built passive heat sink designed for 1U rack-mount server and chamber chassis environments. Engineered for tight, fan-restricted enclosures, this heat sink relies on precision-fin airflow management and high-grade stainless steel construction to deliver consistent, reliable thermal management without a single moving part.

Why Choose This Passive Heat Sink?

AM4 Socket Compatible – Designed specifically for AMD AM4 motherboard platforms, including popular server and workstation builds.
1U Low-Profile Form Factor – Engineered to fit within 1U rack-mount and chamber server chassis with strict height clearance requirements.
Stainless Steel Construction – Corrosion-resistant, durable, and built for long-term data center and server room deployment.
Passive Cooling – Zero moving parts means zero fan noise and dramatically reduced maintenance intervals — ideal for always-on server environments.
A46 Chassis Optimised – Precision-matched for A46-style chamber server chassis, ensuring optimal airflow channelling through the heat sink fins.
No Chemicals of Concern – Manufactured with no high-concern chemical substances, making it a safer choice for your workspace.

Product Specifications

Material	Stainless Steel
Socket Compatibility	AMD AM4
Form Factor	1U (Rack-Mount / Chamber Chassis)
Cooling Type	Passive (No Fan)
Chassis Type	A46 Chamber Server Chassis
High-Concern Chemicals	None
Country of Origin	Made in Mainland China

Who Is This For?

This passive heat sink is the go-to solution for system builders, IT professionals, and data centre engineers who need a reliable, ultra-low-profile thermal solution for AMD AM4-based 1U server builds. Whether you're assembling a compact NAS, edge computing node, or a rackmount workstation, the A46 passive heat sink delivers solid thermal performance with zero acoustic footprint.

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External Reference

For guidance on server thermal management standards and best practices, visit the U.S. Department of Energy – Data Center Energy Efficiency resource.

Learn more: Heat sink

Frequently Asked Questions

Q: Is this passive heat sink compatible with all AM4 processors?

A: This heat sink is designed for the AM4 socket platform and is intended for use in 1U server and chamber chassis environments. Always verify your specific processor's TDP against your chassis airflow capabilities before installation to ensure adequate thermal performance.

Q: Does this heat sink come with thermal paste?

A: The product listing does not specify included thermal paste. We recommend applying a quality thermal compound between the heat sink base and your processor for optimal thermal conductivity.

Q: Why use a passive heat sink instead of an active (fan-cooled) one in a 1U server?

A: Passive heat sinks are ideal for 1U server chassis that use forced airflow from chassis fans, as they eliminate fan failure points, reduce noise, and lower overall maintenance needs — making them a popular choice for always-on rack-mount server deployments.

Q: What material is this heat sink made from?

A: This heat sink is constructed from stainless steel, offering excellent corrosion resistance and durability for long-term server room use.

Made with care

Great value

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Quality materials

This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.

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We are committed to ensuring a positive shopping experience for all our customers. If for any reason you wish to return an item, we invite you to reach out to our team for assistance, and we will evaluate every return request with care and consideration.