Quiet Case Fans ?

rmunk

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Any recommendations on 80mm case fans that are low in noise but cool well? Plan on installing four, two exhaust and two intake.

Thanks, Bob
 

cakecake

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If you want the quietest 80mm DC fans in the world and that also have a long lifespan compared to other sleeve bearing fans, try the Papst 8412 80mm.

<A HREF="http://www.plycon.com/papst80.htm" target="_new">http://www.plycon.com/papst80.htm</A>

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btvillarin

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I got <A HREF="http://www.kdcomputers.com/eui/prime/profile/523.htm" target="_new">these</A>. I think it's a great price, for a little better performance, than the Papst ones. You'll have to buy the 3-4 pin adapter when you get these as well, if you don't enough jumpers on your motherboard to power them.

Bryan
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cakecake

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I don't recommend the liquid Panaflos (I have a couple of them). They are very nice and give great performance/sound cooling but still are just too loud. If you plan on having many case fans, stick with Papst. Also another complaint of mine is that their "hydro wave" bearing still just isn't as good as reducing vibrations as sleeve bearing. And vibrations cause case noise.

Ordinarily people don't like sleeve bearing because the fans lose their oil over time and start making clicking sounds. But the Papst fans are so expensive because they are designed to last just as long as a ball bearing fan without the need to open them up and replace the oil.

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btvillarin

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You probably have a good point. I was just pointing out that I was satisfied with the low noise level of these fans. But, you just gotta take everything with a grain of salt, right? :wink:

Bryan
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cakecake

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No offense intended. I'm a nut about noise levels, and if you know, lots of overclockers use Panaflos and they all notice that the sound levels get very high when you have 3 or more. Like I was saying, it's because of vibrations.

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btvillarin

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Alright, cool. That's a good explanation, and I guess I'll have learned it the hard way when I try having more than 3 case fans. Only time will tell, once I get a new case. :smile:

Bryan
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bum_jcrules

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The best fans by far for 80mm are the <A HREF="http://www.thermaltake.com/products/dcfan/a1214.htm" target="_new">Thermaltake A1214</A>, a.k.a. the Smart Fan, and the <A HREF="http://www.thermaltake.com/products/dcfan/a1357.htm" target="_new">Thermaltake A1357</A>, a.k.a. the Smart Fan II.

The A1357 for example runs between 20.55 CFM and 17 dBA at 1300RPM at the low end and 75.7 CFM and 48 dBA at 4800RPM. There are not any other fans in the 80mm range that can beat them.

If you don't have access to buying one of them. You can use the Panasonic, Panaflo, FBA08A12U1A with a rheostat and drop it down to 2950RPM to get 39.6 CFM at 32 dBA. (100 grams, Min - 7 V = 24 CFM and 21 dBA, Max - 13.8 V = 46.9 CFM and 38.2 dBA. You can use the Paspt if that is all you have access too.

<b>"If I melt dry ice in a bathtub, can I take a bath without getting wet?" - Steven Wright</b>