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Noctua - Bild

Product discontinued.

The NF-B9's highly-optimised blade design achieves an exceptional level of airflow and static pressure that most other fans can only reach at much higher speeds. Bevelled blade tips, Vortex-Control Notches as well as Noctua's SCD drive system and premium-grade SSO-Bearing ensure outstanding quietness and long-term stability.

BBT Bevelled Blade Tips
Due to advanced design measures like the bevelled blade tips, the NF-B9 is surprisingly quiet despite its outstanding airflow and pressure performance. button

VCN Vortex-Control Notches
Psychoacoustic optimizations like the Vortex-Control Notches make the NF-B9's noise pattern more pleasant to the human ear. button

SCD Smooth Commutation Drive
The new SC drive system reduces torque variations and thereby ensures improved running smoothness, particularly at lower speeds. button

SSO Self-stabilizing oil-pressure bearing
Noctua's well proven SSO-Bearing technology guarantees supremely quiet operation and exceptional long-term stability. button

*extrapolated values

13.10.2015 - NH-D15S
Test verdict: "Just like the change from the NH-D14 to the NH-D15 seemed minor physically, closer inspection and testing revealed bigger changes than what can be observed by merely unboxing. It feels like Deja Vu with the NH-D15S but the improvements are surprisingly even more profound." (Ron Perillo,

12.10.2015 - NH-D15S
Test verdict: "En conclusión, ¿Compraríamos o recomendaríamos el Noctua NH-D15S? Definitivamente. Noctua es el Rolls Royce de las soluciones de refrigeración y no dudamos un solo instante en recomendar este producto a ojos cerrados." (Sebastian Rodriguez Ayala,

12.10.2015 - NH-L9x65
Test verdict: "Noctua has always been at the forefront of cooling prowess and engineering new methods to enhance the size to performance ratio. While the NH-L9x65 is larger and less versatile, there’s no denying the impeccable advancements in heat dissipation. The performance numbers are stunning and it’s crystal clear that the NH-L9x65 is a pioneering product and the best cooler I’ve encountered for use in exceptionally small cases." (John Williamson,

12.10.2015 - NH-U9S
Test verdict: "No geral, a Noctua presenteia-nos com mais dois coolers de qualidade, como já é habitual da marca." (Pedro Fernandes,