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Price: $64.95
In Stock: No
SKU: nh-u12dx

Noctua NH-U12DX Dual Xeon Quiet CPU Cooler

Based on Noctua's signature NH-U12 series and fitted with the award-winning NF-P12 fan and NT-H1 thermal compound, the NH-U12DX forms a complete premium quality package that provides outstanding quiet cooling performance for Intel Xeon workstations and servers. The new SecuFirm2™ mounting system for socket 771 is highly convenient and makes the NH-U12DX a tailor-made drop-in replacement for standard Intel coolers. To make your Xeon systems quieter has never been so easy!


Noctua Xeon Quiet CPU Features
Designed for Dual Xeon Tailor-Made for Dual Xeon
The NH-U12DX's fin shape has been modified so that two coolers form an air duct on Dual Xeon setups, producing superior cooling performance at very low noise levels.
SecuFirm2™ Mounting System SecuFirm2™ for Socket 771 and 604
Completely pre-installed, the new SecuFirm2™ mounting system ensures maximum convenience and extremely short installation time.
Drop-In Replacement Drop-in Replacement for Standard Intel Coolers
SecuFirm2™ for Socket 771 is fully compatible with the original Intel installation system so that the NH-U12DX works as a simple drop-in replacement.
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 Specifications
Socket Compatibility Intel LGA 771 and mPGA 604 (10mm mounting-holes only)
Height (without fan) 155mm
Width (without fan) 126mm
Depth (without fan) 65mm
Height (with fan) 155mm
Width (with fan) 126mm
Depth (with fan) 90mm
Weight (without fan) 600g
Weight (with fan) 770g
Material Copper (base and heat-pipes)
Aluminium (cooling fins)
Soldered Joints
Nickel Plating
Application Intel Xeon 5XXX
Intel Xeon 7XXX
Fan Compatibility 120 x 120 x 25mm
120 x 120 x 38mm
2 Fans Can Be Installed
Scope of Delivery • 1 x NH-U12DX Heatsink
• 1 x NF-P12 Fan
• Mounting clips for 2 fans
• Ultra-Low-Noise-Adaptor (U.L.N.A.)
• NT-H1 Thermal Compound
• SecuFirm2™ mounting kits for 771/604
Warranty 6 Years


Noctua NF-P12 Fan Specifications
Model Noctua NF-P12
Bearing SSO-Bearing
Blade Geometry Nine Blade Design
Rotational Speed
(± 10%)
1300 RPM
Rotational Speed
with L.N.A. (± 10%)
1100 RPM
Rotational Speed
with U.L.N.A. (± 10%)
900 RPM
Airflow 92.3 m3/h
With L.N.A.
78.5 m3/h
With U.L.N.A.
63.4 m3/h
Acoustical Noise 19.8 db(A)
Acoustical Noise
with L.N.A.
16.9 db(A)
Acoustical Noise
with U.L.N.A.
12.6 db(A)
Input Power 1.08W
Voltage Range 12V
MTBF > 150,000 h


Price: $64.95