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Based on Noctua's compact NH-U9 series and fitted with the award-winning NF-B9 fan and NT-H1 thermal compound, the NH-U9DO forms a complete premium quality package that provides excellent quiet cooling performance for 4U Opteron workstations and servers. The NH-U9DO's SecuFirm™ mounting system is fully compatible with the standard backplate and makes the NH-U9DO a simple drop-in replacement for AMD stock coolers.

If you're interested in using our coolers on AMD Opteron platforms, please don't hesitate to contact us at sales@noctua.at! Bundles can be customized for system integrators.


Socket compatibilitySockel K8 (754, 939, 940) & Sockel F (if the hole spacing is 88.9mm)
Height (without fan)122 mm
Width (without fan)96 mm
Depth (without fan)65 mm
Height (with fan)122 mm
Width (with fan)96 mm
Depth (with fan)90 mm
Weight (without fan)500 g
Weight (with fan)590 g
MaterialCopper (base and heat-pipes), aluminium (cooling fins), soldered joints & nickel plating
Fan compatibility92x92x25 (2 fans can be installed)
Scope of Delivery
  • 1x NH-U9DO heatsink
  • 1x NF-B9 fan
  • Mounting-clips for 2 fans
  • Ultra-Low-Noise-Adaptor (U.L.N.A.)
  • Low-Noise-Adaptor (L.N.A.)
  • NT-H1 thermal compound
  • SecuFirm™ mounting kit for Socket F
  • Warranty6 Years


    Fan specifications
     
    ModelNoctua NF-B9
    BearingSSO-Bearing
    Rotational Speed (+/- 10%)1600 RPM
    Rotational Speed with L.N.A. (+/- 10%)1300 RPM
    Rotational Speed with U.L.N.A. (+/- 10%)1000 RPM
    Airflow64,3 m³/h
    Airflow with L.N.A.52,6 m³/h
    Airflow with U.L.N.A.41,1 m³/h
    Acoustical Noise17,6 dB(A)
    Acoustical Noise with L.N.A.13,1 dB(A)
    Acoustical Noise with U.L.N.A.7,9* dB(A)
    Input Power1,32 W
    Voltage Range12 V
    MTBF> 150.000 h



    Noctua
    08.02.2010 - VerdisReviews.com NF-P14 FLX
    Test verdict: "Noctua’s legendary status remains very definitely intact with another premium quality fan. The NF-P14 FLX implements previous Noctua technology as well as some added extras that combine to add an extra dimension to the Noctua fan range." (Joe Blackmore, VerdisReviews.com)
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    08.02.2010 - CDRHard.cz NF-S12B FLX
    Test verdict: "12cm model ventilátoru Noctua je kvalitní volbou pro jakékoliv použití, bez problémů poslouží jako ventilace PC skříně, či výkonný ventilátor pro osazení na chladič procesoru. Jeho výkon je velmi dobrý a díky dodávaným redukcím si jistě zvolíte pro Vás vyhovující nastavení poměru výkonu/hlučnosti." (Jakub Carda, CDRHard.cz)
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    08.02.2010 - Tech-Review.de NH-D14
    Test verdict: "Einen tollen Kühler beschert Noctua jedem, der für 70Euro die, im humanen Drehzahlbereich, aktuelle Maximalkühlleistung erkaufen will. [...] Lautstärke- und kühltechnisch ist er, durch seine konstante Wärmeabführung in allen Drehzhalbereichen, sowie auch ohne Lüfter, durch seine Konstanz das Maß aller Dinge." (Gordian Hoffmann, Tech-Review.de)
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