antec two cool 120 fans connection

gsen

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Mar 25, 2015
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so i just ordered this - https://www.amazon.com/gp/product/B007TG5ECC/ref=oh_aui_detailpage_o00_s00?ie=UTF8&psc=1

and have a couple of questions -
1. i have a masterbox 5 lite and i plan on using this as a front fan..i can do that without any compatibility issues right ? its just a 120mm fan after all ?
2. it comes with a 3 pin to molex adaptor..does this mean i can connect it directly to the psu without connecting it to the motherboard ?

Thanks
 
Solution
Since your fan headers are already in use and if you want to connect additional fans to your MoBo, you'll need the Y-splitter. With 2x Y-splitters and 2 fans already connected to your MoBo, you can connect additional two fans to your MoBo. There is no harm if two fans share the same fan header.

Technically, you can connect 3 fans into single fan header if you use 3-way fan splitter but then you need to know the amperage of all fans. Since MoBo fan header max power is 1A, you need to make sure that none of the connected fans use more than 0.3A per fan (so the combined power draw won't be more than 1A). But if it is more, you'll fry the MoBo fan header and can cause additional damage to your MoBo, up to the point where entire MoBo is...
Q&A
1. Antec fan is regular 120mm fan with blue LED and you can easily mount it into your case.
fan specs: http://www.antec.com/product.php?id=705940&pid=100&lan=uk

2. If you use the added adapter and power your Antec fan directly off from PSU then do note that the fan will run 100% all the time. If you don't use the 3-pin to molex adapter and plug your 3-pin fan directly to the MoBo fan header then you can control your fan speed via BIOS. Either setting up a custom fan curve or letting MoBo to do it automatically for you (according to the CPU or MoBo temp).
 


firstly ,thank you for taking the time to answer :)

now, my motherboard is an asus h81m -cs (mini itx) and im worried as to whether it has a free three pin connector or not (small mobo so limited connetors 🙁 )
but as long as it can be directly run off of the psu i will atleast be able to run it so thanks for clearing that up
 
Your MoBo has 1x 4-pin SYS_FAN header for case fans,
specs: https://www.asus.com/Motherboards/H81MCS/specifications/

You can connect 2x case fans into it when using Y-splitter,
amazon: https://www.amazon.com/Noctua-NA-SYC1-Accessory-4-pin-Y-Cables/dp/B00KG8K5CY

Though, if you push it then you can also connect 3rd case fan to your MoBo. With 2nd Y-splitter connected to the CPU_FAN header, one connection is for CPU cooler while the other one is for 3rd fan. Though, fan which is connected to the CPU_FAN header will run according to the CPU temp. At the above link, there are 2x Noctua Y-splitters in the box.
 


okay i didnt know anything about the splitters so thanks man..will be getting 1 fan for the moment so i guess ill connect the fan to the mobo for now cheers

also , since you know a lot about this , my case comes with a usb 3.0 connector like the pic ( http://imgur.com/a/zzMXV )
however i cant find any connector on my mobo for this...is there any sort of adapter or stuff that i can use to connect it to my mobo ?
 
Since your MoBo doesn't have internal USB 3.0 header, you need to use internal USB 3.0 to USB 2.0 adapter,
amazon: https://www.amazon.com/Silverstone-Internal-19-Pin-Adapter-G11303050-RT/dp/B00B1RM5YU

My old AMD build has the same issue (full specs in my sig). I have ECS mATX MoBo that only has 2x USB 2.0 internal headers, while my Chieftec case has USB 3.0 ports on front I/O. I'm also using such adapter to get my USB ports working.

Note: using this adapter enables you to use your front I/O USB 3.0 ports but the speed of the ports are same as with regular USB 2.0 ports (640 MB per second vs 60 MB per second).
 


thanks man will get that adapter too

one last thing 😛
i was just about to buy the Y splitter when i saw that my mobo as per the specs page has 1 x CPU Fan connector(s) (1 x 4 -pin) and
1 x Chassis Fan connector(s) (1 x 4 -pin)
both of which are currently being used by my chassis and cpu fan
did you mean i'd have to use the Y splitter and share the front fan connector with one of these two connectors ?
 
Since your fan headers are already in use and if you want to connect additional fans to your MoBo, you'll need the Y-splitter. With 2x Y-splitters and 2 fans already connected to your MoBo, you can connect additional two fans to your MoBo. There is no harm if two fans share the same fan header.

Technically, you can connect 3 fans into single fan header if you use 3-way fan splitter but then you need to know the amperage of all fans. Since MoBo fan header max power is 1A, you need to make sure that none of the connected fans use more than 0.3A per fan (so the combined power draw won't be more than 1A). But if it is more, you'll fry the MoBo fan header and can cause additional damage to your MoBo, up to the point where entire MoBo is dead.

For more case fans, you're better off using fan hub, e.g Silverstone 4-pin PWM fan hub,
specs: http://silverstonetek.com/product.php?pid=526&area=en
amazon: https://www.amazon.com/SilverStone-System-Cables-Black-CPF04/dp/B00VNW556I

Fan hub takes the needed power directly from PSU while PWM signal wire goes to the MoBo. This way, you can hook up to 8 fans to your system while using one fan header on your MoBo. While all fans run in sync, they can be controlled via BIOS, either in DC mode or PWM mode.
 
Solution


youre the best
thanks for all the help man 😀