Noctua NA-FK1 Redux, Second Fan Upgrade Kit for NH-U12S Redux Cooler

(405 Reviews)

Price
$10.17

Quantity
(10000 available )

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62 Ratings
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Reviews
  • AUTISTICWEREWOLF

    > 24 hour

    The hardest thing to do is keep CPUs and GPUs cool in a confined box. Add to this many GPUs dont activate the fans in a misguided effort to save energy by risking GPU card overheating. Many GPUs prevent or make it difficult to defeat these stupid GPU fan disabling energy saving features. The only answer is to fill the box with fans that keep air cooler by keeping air moving.

  • Kurt

    > 24 hour

    This is a great fan that runs silent and keeps my PC cool. I actually ordered it to replace another brands fan on my heatsink and was able to rig it to fit on that heatsink. Im very satisfied with this fan.

  • James

    > 24 hour

    Cant go wrong with this one. High quality product for a great price. Ease of installation depends on how tight of a fit your case is, but its the same thing as the fan that comes with the cooler.

  • Keith Sibucao

    > 24 hour

    Did bring down my temps from the usual 70c on load in my hp omen case to 53c on my meshify c case that had 3 intake and 3 exhaust fans. Had in a push/pull config on the cpu..

  • El Goblino

    > 24 hour

    Mounts the same way as the CPU fan that comes with the cooler. One thing to note for those that are concerned with aesthetics, the rubber pads on this fan are slightly thicker than the ones one the ones that come with the cooler. Theres a slightly larger gap, but either thats intentional or I just happened to get some slightly thicker rubber pads. Otherwise, doesnt bother me too much.

  • Working Dad

    > 24 hour

    Used it with noctua cooler for push/pull configuration.

  • Kevin Perez

    > 24 hour

    Bueno

  • R. Gorley

    > 24 hour

    Love this product. Easy install and super quiet. No issues at all!

  • paul_cheng

    > 24 hour

    Added this as a second fan to the NH-U12S Redux Cooler for an Intel i7-12700K CPU. Setup was straight forward as with other Noctua coolers/fans. This helped to drop the CPU temp about 2 degrees on average at idle/load. Good upgrade at such low price point.

  • Brandon Vasquez

    > 24 hour

    Its greats and actually works but its a little loud and its a pain to install. Is it worth it though? My answer is absolutely. Also use the noise adapters since they actually do reduce noise.

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The NA-FK1 is a second fan kit for the NH-U12S redux CPU cooler. Upgrading it to a push/pull-style dual-fan setup makes it possible to further improve cooling performance or to reduce noise levels by having two fans running at lower speeds. The kit includes a second NF-P12 redux-1700 PWM fan, anti-vibration pads, fan mounting clips, a 4-pin PWM y-cable as well as two Low-Noise Adaptors – everything you need to boost the efficiency of your NH-U12S redux!

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Enhanced cooling performance

Adding a second NF-P12 redux-1700 PWM fan to the NH-U12S redux makes it possible to further improve cooling performance by around 1-3°C, depending on the application. As a rule of thumb, the gains are bigger the higher the heat load, so the NA-FK1 is particularly attractive for higher-end CPUs, extensive turbo use or overclocking.

NF-P12 redux-1700 PWM

The NF-P12 redux-1700 PWM fan included with the NA-FK1 is the same high-quality unit that comes pre-installed on the NH-U12S redux CPU cooler, so it’s a perfect match for a push/pull-style dual-fan setup. Supporting PWM for automatic speed control, it can run near silent most of the time and provide massive performance when necessary.

Lower noise levels and acoustic fine-tuning

The NA-FK1 can not only be used to enhance cooling performance, but also to lower noise levels: by letting both fans run at reduced speeds, either via automatic PWM control using the supplied y-cable or via the included Low-Noise Adaptors, the NH-U12S redux can operate more quietly while maintaining the same level of performance.

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Specifications

Scope of delivery

  • NF-P12 redux-1700 PWM fan
  • 4x NA-AVP2 grey anti-vibration pads
  • Fan mounting clips (one pair)
  • NA-YC1 4-pin PWM y-cable
  • 2x NA-RC14 Low-Noise Adaptor (L.N.A)
Connector & pin-configuration

4-pin PWM

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Renowned Noctua quality

Noctua products are renowned for their impeccable quality and outstanding longevity. True to this legacy, the NF-P12 redux unit that comes with the NA-FK1 set features an MTTF rating of more than 150,000 hours.

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