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技术

AAO Frame

AAO Frame

Noctua’s AAO (Advanced Acoustic Optimisation) frames feature integrated anti-vibration pads as well as Noctua’s proprietary Stepped Inlet Design and Inner Surface Microstructures, both of which further refine the fan’s performance/noise efficiency.

Diagram detailing Noctua AAO Advanced Acoustic Optimisation frame, highlighting integrated anti-vibration pads, stepped inlet design, and inner surface microstructures.

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Inner Surface Microstructures
技术

Miniature dents at the inside of the fan frame create a turbulent boundary layer when the fan blades pass by.

Metal bearing shell
技术

Many of Noctua's models sport a CNC milled bearing shell made entirely from brass.

Focused Flow™ Frame
技术

With 11 guide vanes, the Focused Flow™ frame focuses airflow for pressure-heavy tasks like heatsinks and radiators.

Stepped Inlet Design
技术

Noctua’s Stepped Inlet Design helps improve airflow efficiency and reduce tonal intake noise, resulting in smoother, quieter fan performance.