You are here

Price: $69.95
In Stock: Yes
SKU: nh-u12dx

Noctua NH-U12DX i4 Xeon Quiet CPU Cooler

Noctua NH-U12DX i4 Xeon Cooler

Noctua's DX line of coolers has become a default choice in high performance quiet cooling solutions for Intel Xeon CPUs. The latest i4 revision supports LGA2011 (both Square ILM and Narrow ILM), LGA1356 and LGA1366 based Xeon platforms and the 12cm model NH-U12DX i4 comes equipped with Noctua’s award-winning NF-F12 Focused Flow™ fan with PWM for automatic speed control. Due to its slim design, the NH-U12DX i4 now provides easy access to the memory slots and better compatibility with tall modules. Fitted with the professional SecuFirm2™ mounting system and bundled with Noctua's industrial-grade NT-H1 thermal compound, the NH-U12DX i4 forms a complete premium quality package for quietly cooling Xeon based workstations and servers.


Noctua Xeon Quiet CPU Cooler Features - NH-U12DX-i4
PWM support and Low-Noise Adaptor
The NF-F12 120mm fan supplied with the NH-U12DX i4 supports PWM for convenient automatic speed control through the mainboard. In addition, the maximum fan speed can be reduced from 1500 to 1200rpm using the supplied Low-Noise Adaptor for even quieter operation.
SecuFirm2™ Mounting System SecuFirm2™ mounting system
Noctua’s SecuFirm2™ mounting systems have become synonymous with quality, safety and ease of use. Supporting Intel’s LGA2011 (both Square and Narrow ILM), LGA1356 and LGA1366 Xeon platforms, the SecuFirm2™ mounting included with the NH-U12DX i4 guarantees perfect contact pressure and maximum convenience on all sockets.
NH-U12DX i4 Easy RAM Access Easier access to RAM
Thanks to its slim design with only 45mm fin depth, the NH-U12DX i4 ensures easy access to the RAM slots. When installed parallel to the slots, it will not overhang the memory on LGA1356, LGA1366 and LGA2011 Square ILM even with two fans installed, thus providing full compatibility with tall RAM heatsinks.
Noctua NF-P12 Premium Fan Included NF-P12 120mm Premium Fan
Featuring psychoacoustic optimizations and Noctua's premium-grade SSO-bearing, the award-winning NF-P12 is renowned for its exceptional quietness and long-term stability.
Noctua NT-H1 Thermal Compound Included NT-H1 Thermal Compound
Noctua's much-acclaimed NT-H1 is a pro-grade TIM solution that provides minimum thermal resistance, excellent ease-of-use and outstanding reliability.


Noctua NH-U12DX i4 Specifications
Socket Compatibility LGA 2011-0 & LGA2011-3 (Square ILM & Narrow ILM), LGA1356, LGA1366 (with Xeon backplate)
Height (without fan) 158mm
Width (without fan) 125mm
Depth (without fan) 45mm
Height (with fan) 158mm
Width (with fan) 125mm
Depth (with fan) 45mm
Weight (without fan) 580g
Weight (with fan) 755g
Material Copper (base and heat-pipes)
Aluminum (cooling fins)
Soldered Joints
Nickel Plating
Fan Compatibility 120 x 120 x 25mm
120 x 120 x 38mm
2 Fans Can Be Installed
Parts Included
  • NF-F12 PWM premium fan
  • Low-Noise Adapter (L.N.A.)
  • NT-H1 high-grade thermal compound
  • SecurFirm2&trade Mounting Kit
  • Anti-vibration pads and fan clips for second NF-F12
Warranty 6 Years


Noctua NF-F12 Fan Specifications
Model Noctua NF-F12
Bearing SSO2
Max Rotational Speed
(± 10%)
1500 RPM
Rotational Speed
with L.N.A. (± 10%)
1200 RPM
Min. Rotational Speed (PWM, +/-20%) 300 RPM
Max. Airflow 93.4 m3/h
With L.N.A.
74.3 m3/h
Max. Acoustical Noise 22.4 dB(A)
Max. Acoustical Noise with L.N.A. 18.6 db(A)
Input Power 0.6W
Voltage Range 12 V
MTBF > 150,000 h


Price: $69.95

Comodo Security
We accept all major credit cards
All rights reserved. Copyright (c) 2017
endpcnoise logo