Corsair ML Series Low RPM Noise

Control: management of fans, temp/rpm monitoring via soft/hardware

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Notwist
Posts: 18
Joined: Mon Feb 27, 2017 3:05 pm

Corsair ML Series Low RPM Noise

Post by Notwist » Thu Mar 16, 2017 1:55 pm

Was testing out 4 separate Corsair ML fans (2x 120mm, 2x 140mm) and they all make a whirring noise that is audible at low RPMs (anything under 1000RPM its pretty obvious in a quiet PC).

Here's an example of the noise I captured:

https://youtu.be/th6ax5ud0Pw

Very disappointed. These fans look good and perform well, but it's not worth having that noise subtly in the background. I'm surprised this wasn't caught during development. :(

Wild Penguin
Posts: 83
Joined: Mon Jul 01, 2013 3:30 pm

Re: Corsair ML Series Low RPM Noise

Post by Wild Penguin » Fri Nov 17, 2017 2:48 pm

Having just now (~30 minutes ago) red about these fans, are you sure you are running them on PWM (and not fake PWM) ?

EDIT: The point being, if you reduce the voltage <9V they will not work properly and will start to make extra sound, and wear down / break the fan quite soon (according to what I've red).

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