This product is either discontinued or we cannot get that from suppliers.
Noctua NF-A8-ULN 80mm ULN 1400RPM, Fan size 80x80x25 mm, Blade Geometry A-Series with Flow Acceleration Channels, Frame Technology AAO (Advanced Acoustic Optimisation), Rotational Speed (+/- 10%) 1400 RPM, Airflow 34.8 m3/h, Mounting hole spacing 71.5x71.5 mm, Connector 3-Pin, Bearing SSO2.
The NF-A8 is a highly optimised, premium quality quiet 80mm fan. Featuring Noctua’s AAO (Advanced Acoustic Optimisation) frame as well as sophisticated aerodynamic design measures such as Flow Acceleration Channels.