Noctua NF-A14 ULN Premium Quality PC Case Cooling Fan 140mm NF-A14-ULN

The NF-A14 is a premium quality quiet 140mm fan with a square frame that complies with Noctua's AAO (Advanced Acoustic Optimisation) standard. Its square shape and 140mm mounting holes (124.5mm spacing) make it ideal for use on watercooling radiators or as an upgrade for 140mm case fans. Featuring sophisticated aerodynamic design measures such as Flow Acceleration Channels, the NF-A14 further improves the renowned quiet cooling performance of the award-winning NF-P14. The ULN version provides super-slow 800/650rpm speed settings for ultra-low-noise applications and highly noise sensitive users who demand near-silent operation. Its superb running smoothness, reference-class SSO2 bearing and Noctua's trusted premium quality make it an elite choice for the highest demands. Specifications Size 140x140x25 mm Connector 3-pin Bearing SSO2 Blade Geometry A-Series with Flow Acceleration Channels Frame Technology AAO (Advanced Acoustic Optimisation) Rotational Speed (+/- 10%) 800RPM Rotational S