Sudokoo MACH140 140mm Case Fan: PWM Quiet PC Fans with FOC Motor - 4 Pin LCP High Performance Computer Cooling Fan with 500-2...

I picked up a couple of these MACH140 140mm fans to upgrade my PC’s cooling setup, and I’m seriously impressed with their performance. Performance & Airflow: These fans move a lot of air. The PWM control range (500–2200 RPM) is perfect — they’re silent when idling and ramp up smoothly under load. My CPU and GPU temps dropped by about 5–7°C after swapping out my old fans. Noise Level: Even at higher RPMs, they stay surprisingly quiet. The FOC motor design really minimizes vibration and hum I barely notice they’re running most of the time. Build Quality: The materials feel premium and durable. The LCP blades are sturdy and perfectly balanced, and the overall construction feels like something you’d find on a much more expensive fan. Ease of Installation: Standard 4-pin PWM connectors make setup simple. The cable length is generous, and I had no issues fitting them into my case (HAVN BF 360 Flow). Overall, these are top-tier fans for anyone who cares about both cooling performance and silence. Excellent airflow, premium quality, and smooth operation totally worth the price. I’ll definitely be buying more for my next build.

Joshua Senibaldi · 2025-11-10 · via amazon

Great 140mm fan! Moves lots of air but stays whisper-quiet under 1400 RPM. Much quieter than Arctic 140mm PST fans at the same speed. I love that they have a short cable and extension. Super easy to install. I daisy-chained two on my Lian Li A3, and they work perfectly. Highly recommend!

John H. · 2026-04-06 · via amazon

Great build quality, moves a ton of air, quiet with a proper curve, looks beautiful with the LED in the middle (kinda reminds me of Iron Man's heart; you can turn it off if you don't like it with a physical switch in the back of the fan), high RPM, and just performs great. I bought 5 Mach120 and 2 Mach 140, and my room hasn't been hot since.

Guilherme Gonzaga · 2025-12-02 · via amazon

Fans are GREAT for enthusiasts who care about maxing out thermal performance with top ranked specs. Do your research on these fans, you'll find alot of the hardware testers like these. Fan noise is great, and as long as you know how to manage fan curves you should be good. For my Ryzen 9900x + 360mm aio, I don't need to run them above 1300 RPM. As far as temperatures go, my temps dropped around 2 degrees compared to average static pressure fans. BUT, and this may be a nitpick coming from someone who is very sensitive to noise - I also mainly build "silent" PCs - there is a slight coil whine at lower RPMS - mainly 650 RPM and below. It's not audible through a glass panel, but those with mesh panels might hear it from a few feet away. Otherwise, these are the BEST black/gray fans you can get for around 70 bucks. Figure out if you have clearance for 30 mil thick fans. Figure out if you can deal with that coil whine or not, or spend about 30$-40$ extra for Phanteks T30 or Noctua G2.

BronzTech · 2026-04-29 · via amazon

NICE FAN, put into my SV700 air cooler for higher wattage capacity. Fits in with zero mods, and works GREAT ! System is very quiet, open case, 3 ft away. VERY HAPPY

dan lilly · 2026-04-07 · via amazon

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VALUE SCORE

Price

$6.99

Price

$6.99