Noctua

Noctua NH-U9 DX-4677, High-Performance Server/Workstation CPU Cooler | Compact 125mm 4U Height, Low-Noise Cooling, 5 Heatpipes, For Xeon LGA4677 & LGA4710, Dual 92mm Fans, Rich Accessory Kit

Name: Noctua NH-U9 DX-4677, High-Performance Server/Workstation CPU Cooler | Compact 125mm 4U Height, Low-Noise Cooling, 5 Heatpipes, For Xeon LGA4677 &
Brand: Noctua
SKU: B0BSXPH519
Price: 129.95 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-23

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$129.95

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🛒 See live eBay price Also on Amazon — View Current Price → Compare to similar cpu coolers & fans

*Price sourced from Amazon.com. Last updated 2026-08-06. Price and availability subject to change.

Bottom line: The Noctua NH-U9 DX-4677, High-Performance Server/Workstation CPU Cooler | Compact 125mm 4U Height, Low-Noise Cooling, 5 Heatpipes, For Xeon LGA4677 & LGA4710, Dual 92mm Fans, Rich Accessory Kit is a specs-and-price decision rather than a crowd-consensus one in the cpu coolers & fans category, priced around $129.95. Check the specification table above against one or two close alternatives — on price and spec fit, not on star ratings.

Pros & Cons

Pros

✓ Backed by Noctua's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

SpecPicks Verdict

SpecPicks scored Noctua NH-U9 DX-4677, High-Performance Server/Workstation CPU Cooler… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the cpu coolers & fans category. Noctua's cpu coolers & fans lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for cpu coolers & fans of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Key Features

Compact 92mm size (125mm height) for excellent PCIe compatibility and 4U support, high cooling performance thanks to 6 heatpipes, single-tower design and two NF-A9 premium fans, ideal for quiet 4U servers
Supports LGA4677 socket for 4th generation Intel Xeon Scalable (Platinum, Gold, Silver or Bronze) and w9, w7, w5 or w3 series processors
CPU carrier frame required (included with boxed retail CPUs and available separately for tray CPUs)
Two award-winning NF-A9 fans (push/pull dual fan configuration), supporting PWM for automatic speed control through the motherboard: silent at idle, full CFM performance when necessary
Pre-applied NT-H1 thermal compound and easy, straightforward installation with included Torx T30 mounting tool

Full Specifications

Brand	Noctua
Model	NH-U9 DX-4677
Voltage	12 volts
Material	Copper (base and heat-pipes), aluminium (cooling fins), soldered joints & nickel plating
Unit Count	1 Count
Noise Level	30.6 db
Part Number	NH-U9 DX-4677
Material Type	Copper (base and heat-pipes), aluminium (cooling fins), soldered joints & nickel plating
Cooling Method	Air
Number of Items	1
Number of Packs	1
Air Flow Capacity	96.3 cubic meter per hour
Compatible Devices	Desktop
Included Components	1 Pack
Power Connector Type	4-Pin
Warranty Description	6 year manufacturer’s warranty
Maximum Rotational Speed	2500 rpm
Item Dimensions L x W x H	3.74"L x 4.72"W x 4.92"H
Global Trade Identification Number	09010018000368

Ready to buy?

Noctua NH-U9 DX-4677, High-Performance Server/Workstation CPU Cooler | Compact 125mm 4U Height, Low-Noise Cooling, 5 Heatpipes, For Xeon LGA4677 & LGA4710, Dual 92mm Fans, Rich Accessory Kit is sold on the used and vintage market, where eBay carries the live inventory — Amazon does not stock this part. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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*Price sourced from Amazon.com. Last updated 2026-08-06. Price and availability subject to change.