PSU fan up or down：Debate

Debate

dependsonwherethefanintakeforthepsuis,butifithadboth,thendown.sinceheatrises,thatwouldmakethemostsense.。其他文章還包含有：「Incasesthatgivetheoptiontodoso」、「IsitokayformyPC'spowersupplytobemountedwith...」、「MountingthePSUtotheBottomSlot」、「PSUfanfacingUPorDOWN?Iseepointsforeither...」、「PSUFanUpOrDown?[AllPossiblePositionsExplained]」、「ShouldmyPSUfanbefacingupordown?」、「Should...

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In cases that give the option to do so

https://www.techpowerup.com

ALWAYS fan down to fresh air. Fan up will result in you both ingesting warmer air into the PSU (theres a reason modern cases have PSU air intakes) and you're fighting natural convection.

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Is it okay for my PC's power supply to be mounted with ...

https://www.quora.com

Your PSU itself should have a fan. If the fan is upwards towards the shroud, and if the shroud is porous(air can pass through), it's fine. But ...

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Mounting the PSU to the Bottom Slot

https://landing.coolermaster.c

Receives fresh air from outside the case so provides better cooling performance to the power supply than mounting in the upwards position · Generates a lot more ...

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PSU fan facing UP or DOWN? I see points for either ...

https://www.reddit.com

Personally I'd advise you to face it down, since you've got a dust filter that's there to for the PSU fan.

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PSU Fan Up Or Down? [All Possible Positions Explained]

https://www.cgdirector.com

How should your Power Supply be oriented inside the case? Fan facing up- or downwards? Here's everything you need to know.

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Should my PSU fan be facing up or down?

https://www.reddit.com

If it's at the bottom it's usually intake so the fan should point down. But only if there is a (preferably dust filtered) vent under it. If not ...

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Should you mount your Power Supply up or down?

https://www.youtube.com

ALWAYS fan down to fresh air. Fan up will result in you both ingesting warmer air into the PSU (theres a reason modern cases have PSU air intakes) and you're fighting natural convection.

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