Noctua NF-A8 PWM, Premium Quiet Fan, 4-Pin (80mm, Brown)

(722 Reviews)

Price
$13.73

Quantity
(10000 available )

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343 Ratings
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Reviews
  • Sam

    > 3 day

    My Dell G5 desktop absolutely sounded like a vacuum sweeper with only one exhaust fan that constantly ran full blast except for when it was shut down. I installed two 80mm Noctua exhaust fans and two intake fans with the included low noise adapter cable and now its so much quieter.

  • Nathanael Mayhew

    > 3 day

    I do a lot of audio and video recording in my office and have noticed a computer hum in some recordings. After doing some research I found out about these fans which as supposed to reduce noise. I pulled my computer apart to find out what I needed and ordered the replacement fans. They came in two days and I installed them. They looked good and fit perfectly, but I have been disappointed with the results. The noise isnt any better than it was with the original factory fans. I went through all that work for no change. So Im going to have to pursue a different and more drastic sound dampening approach. I wouldnt waste your time with these so called silent fans!

  • Steve S.

    > 3 day

    This is a really nice fan, super quiet. The price for this fan is a little bit more than most but a really good value for such quality.

  • 57bel

    > 3 day

    Have this in an older Antec case Thats has space for 1 120mm fan and 1 80mm fan. The stuck 80mm was very loud and had some funky LEDs. Replaced it with one of these and added a second to the 5.25 inch bays. Super quiet and moves a good amount of air. Little bit pricy but not too bad

  • GJW

    > 3 day

    This is the quietest fan Ive ever used - dead silent, in fact; however, the reason its so quiet is that it doesnt spin. When the computer starts, the fan spins for less than a second then does nothing, no matter how warm the computer gets. Ive tried several other fans on the same MB header, all work. The other fans are noisier than Id like, which is why I ordered this one. If, however, the tradeoff for a quieter computer is overheating, Ill endure the noise.

  • c19trigger

    > 3 day

    it fits on Alienware aurora r7 but it doesnt work, not compatible with motherboard

  • Fabian

    Greater than one week

    Ill keep it short: my computers stock fan was so loud, it was making the whole pc tower vibrate and caused a massive amount of noise. I can still remember the vibrations from my legs and arms making contact with the desk. I finally got tired of it and ordered this fan. It took about a minute to install and turn it on and that was that. No more noise. Its like its not even on. If I hadnt seen the blades spinning, Id think I got a dud. It also keeps the PCs temperatures far lower than the stock fan. All I can say is that Ill never go back to regular fans. Its that good.

  • Jason

    > 3 day

    Quiet and powerful. The rubber attachment things are cool but hard to use in tight spaces. Even with the screws, the fan does not vibrate because of the rubber around the screw holes. I really like Noctua fans

  • North Parkway Mini Storage

    > 3 day

    This fan is extremely quiet and does the job quite effectively

  • AntJustAnt

    > 3 day

    Fit perfectly in an older Dell 790 SFF. Less noisy than the stock fan. Seems to be keeping things cool. Had to use with a Pocaton 5Pin Female to 4Pin Male Socket Connector Jack PWM Cooling Fan Power Cable Compatible with DELL PC in order to connect to the motherboard.

NF-A8 PWM headerNF-A8 PWM header

The NF-A8 is a highly optimised, premium quality quiet 80mm fan. Featuring Noctua’s AAO (Advanced Acoustic Optimisation) frame as well as sophisticated aerodynamic design measures such as Flow Acceleration Channels, the NF-A8 further improves the renowned quiet cooling performance of the award-winning NF-R8. The PWM version sports Noctua’s custom designed NE-FD1 IC for fully automatic speed control via 4-pin fan headers and comes with a Low-Noise-Adaptor to reduce the maximum speed during PWM control from 2200 to 1750rpm. Its superb running smoothness, reference-class SSO2 bearing and Noctua’s trusted premium quality make it an elite choice for the highest demands.

NF-A8NF-A8

AAO frame

Noctua"s AAO (Advanced Acoustic Optimisation) frames feature integrated anti-vibration pads as well as Noctua"s proprietary Stepped Inlet Design and Inner Surface Microstructures, both of which further refine the fan"s performance/noise efficiency.

NF-A8 FACNF-A8 FAC

SSO2SSO2

NF-A8 AVPNF-A8 AVP

NF-A8 PWM scopeNF-A8 PWM scope

Flow Acceleration Channels

The NF-A8 impeller features suction side Flow Acceleration Channels. By speeding up the airflow at the crucial outer blade regions, this measure reduces suction side flow separation and thus leads to better efficiency and lower vortex noise.

SSO2 bearing

The NF-A8 features the further optimised second generation of Noctua"s renowned, time-tested SSO bearing. With SSO2, the rear magnet is placed closer to the axis to provide even better stabilisation, precision and durability.

Integrated anti-vibration pads

Integrated anti-vibration pads made from extra-soft silicone minimise the transmission of minute vibrations while maintaining full compatibility with all standard screws and other mounting systems.

Scope of delivery

  • Low-Noise Adaptor (L.N.A)
  • NA-YC1 4-pin PWM y-cable
  • NA-EC1 30cm extension cable
  • 4x NA-AV1 anti-vibration mounts
  • Fan screws
NF-A8NF-A8

Inner Surface Microstructures

With the tips of the fan blades ploughing through the boundary layer created by the Inner Surface Microstructures, flow separation from the suction side of the blades is significantly suppressed, which results in reduced blade passing noise and improved airflow and pressure efficiency.

NF-A8 PWM table NF-A8 FLX table NF-A8 ULN table NF-A8 5V table NF-A8 5V table NF-A8 PWM chromax.black.swap table
NF-A8 PWM NF-A8 FLX NF-A8 ULN NF-A8 5V PWM NF-A8 5V NF-A8 PWM chromax.black.swap
Connector 4-pin PWM 3-pin 3-pin 4-pin PWM 3-pin 4-pin PWM
Voltage 12V 12V 12V 5V 5V 12V
RPM Max: 2200 / Min: 450 2000 1400 Max: 2200 / Min: 450 2200 Max: 2200 / Min: 450
RPM with L.N.A. 1750 1650 1100 - - -
RPM with U.L.N.A. - 1200 - - - -
Acoustical Noise 17,7 dB(A) 16,1 dB(A) 10,4 dB(A) 17,7 dB(A) 17,7 dB(A) 17,7 dB(A)
Acoustical Noise with L.N.A. 13,8 dB(A) 12,9 dB(A) 6,5 dB(A) - - -
Acoustical Noise with U.L.N.A. - 7,9 dB(A) - - - -
Size 80x80x25 mm 80x80x25 mm 80x80x25 mm 80x80x25 mm 80x80x25 mm 80x80x25 mm
Colour Brown & Beige Brown & Beige Brown & Beige Brown & Beige Brown & Beige Black with swappable coloured anti-vibration pads

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