Hi, So the replacement fan that Noctua sent to me arrived. For my opinion it is much quieter at high/full RPM. You really need to put your ear on the fan to hear a slight noise. It's also doesn't transfers vibrations to the case door like the first fan did. For my opinion the first fan either had a ...

I'll update when the replacement fan will arrive.

Thank you all for the help.

Ok, so i'm bit confused now. :? I also received an answer from Noctua support, and they are saying that from what they saw in the video, they can tell that the fan is indeed defective. I did tell them that it's much quieter at 1000-1200 rpm, and that at 1000 rpm and lower, you can barely hear it. Th...

Hi, Thank you for the quick answers. I just wanted to make sure with the experts here, that this is normal, as i don't have much experience in these fans. I'm going to connect the fan to the CPU pwm header (using the Y splitter that comes with the fan), so hopefully it will run at around 1000 rpm or...

Hello, I recently purchased the Noctua NF-A8 pwm 80mm fan, and when i installed it, i noticed it's making a noise (buzzing noise?) when it's at high rpm speed. I attached it to the case door using the screws, because i had some problem to use the rubber mounts, as i have a filter that is installed f...