What Fans for Thin Rads and Fan Controller?

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27 Apr 2018
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Hey,

Currently in the process of updating my loop and am looking for some fans to go with it. I will need 16 fans, and a fan hub to plug them all in to. Not fussed about RGB / LED's. Looking for ultra low rpm fans to be used with thin rads, (would also be nice if they could run at 0rpm).

The rads are relatively low fpi (22) and are ultra thin (20mm), they respond well to low RPM fans from what I have read. Given that I am looking to purchase 16 fans, not looking for recommendations for £25 noctua fans as I do not want to spend £400 on fans lol.

Loop Details:
D5 Pump
XSPC TX480 x3
XSPC TX360 x1
XSPC TX120 x1
Heatkiller IV GPU Block
Heatkiller IV CPU Block

Thanks all
 
Have a look at Arctic P12 range. Popular rainforest site have them regularly in 5 packs(for the price you'd pay for a single Noctua).
 
Have a look at Arctic P12 range. Popular rainforest site have them regularly in 5 packs(for the price you'd pay for a single Noctua).
Fabulous! As if these fans can run at 200rpm. Also appears they have a 0 rpm mode.

Their appears to be 2 versions of this fan. "P12" and "P12 PWM PST", which variant would be more suitable?
 
P12 PWM PST are PWM fans with the ability to correctly read (and pass) the signal being sent across multiple fans - given the choice I would be looking at the pwm pst versions.
 
You can daisy chain the fans in groups. So you don't need a fan controller for 16. You only need for the amount of groups.
Just having a look at the number of RADs you have, what are you cooling!!??
 
Power for the fans would be done by a fan controller. Pwm signal most often is taken from the mobo header. Aquacomputer does some fan controllers have a look. I have an old AQ 5 LT and have run 8 fans in one header from that(got 4 headers on AQ5LT).
Having 4-6 fans even at full tilt per mobo header direct would be fine(depends on the load current).
 
Just seen from your other thread as well, well overkill with RAD space. You could easily do both with just one 480 rad, but for the sake of it may be 2 X 480 or 360 and 480. But that much rad space is not going to lower your temps anymore than that of half of that.
 
Just seen from your other thread as well, well overkill with RAD space. You could easily do both with just one 480 rad, but for the sake of it may be 2 X 480 or 360 and 480. But that much rad space is not going to lower your temps anymore than that of half of that.

If I can run these 16 fans at 200rpm and never see water temps more than 10 degrees over delta. Then I feel like my cooling solution will have done its job.
 
I have 2 TX480's running with the P12 pwm pst, Split the fans up if you are going to run them on mobo headers, as they can spin up and burn out your header on boot up, I had 8 Gentle Typhoons on an old asus mobo do this, but I think you'll find that the fans are pretty inaudible up to 700rpm, especially if you have case fans. A cheap and cheerful fan hub would be the best way to go if you are going to run that many fans. At present I have 4 in a chain and 4 chains on 4 headers on my Phanteks fan hub that came with my Enthoo 719 case
 
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