6 Best 140mm PC Case Fans in 2021

(Image credit: Corsair)

One of the most common subjects among PC builders is airflow. The airflow is a major factor to look at once you start building your gaming machine. And one of the most frequent issues for those who have poor airflow is hardware overheating. To improve the airflow inside your case, you will have to add additional fans. The fans that you are going to find for your case are mainly 120mm and 140mm. But today, our goal is to provide you with top-notch 140mm high-quality fans.

1-Noctua NF-A14 (Best Overall)

If you are familiar with gaming PC’s components, you already know how amazing Noctua’s devices are. Their cooling products are known for their high efficiency and reasonable price. And one of their popular cooling product is the Noctua NF-A14.

The Noctua NF-A14 is one of the most favorite 140mm fans among PC builders due to its amazing features. These fans feature a three-phase motor design which reduces vibration as well as power consumption. They are also static pressure which allows them to be used as both case and radiator fans.

Another area where Noctua has done a great job is on the anti-vibration pads. The anti-vibration pads that come with the Noctua NF-A14 reduce the overall noise level significantly. Plus, these fans feature a high RPM of 3000, which is fantastic.

Therefore, you should never compromise on your system’s cooling performance. And by going with the Noctua NF-A14, you will get the best value for your money, as well as a high-quality product.


  • Fan Speed: 800 RPM – 3000 RPM
  • Sound Level: 41.3 dBA
  • Fan Bearing Type: Self-Stabilising Oil-pressure (SSO Bearing)
  • Airflow: 158.5 CFM

Check it Out Here on Amazon.

2-Corsair LL140 (Best Looking)

When it comes to RGB, many of us are ready to add extra cash in exchange for luxurious lighting effects. And let’s be honest; having a powerful gaming PC that is also eye-appealing provides a satisfying feeling.

First and foremost, the Corsair LL140 is for those who care about aesthetics as much as for performance. These fans are made from high-quality materials, and they come with rubber on each corner for anti-noise and vibration. They are also versatile, which means that they can be used as a case and radiator fan.

Furthermore, the Corsair LL140 features 16 addressable LED effects. The lighting effects can be customized with Corsair Link. The software is user-friendly, so even beginners won’t face any issues with it.

However, there are a few things that you should be aware of. First is the cost; as you have already noticed, the Corsair LL140 is a premium fan and, therefore, expensive. Besides, it has many wires, which can be annoying to deal with, especially for those who want clean cable management.

Overall, Corsair LL140 is the perfect option for RGB enthusiasts. These fans deliver one of the best cooling performances, and they are almost noiseless.


  • Airflow: 51.5 CFM
  • Fan Speed: 600 RPM – 1300 RPM
  • Fan Bearing Type: Hydrodynamic Bearing
  • Sound Level: 25 dBA

Check it Out Here on Amazon.

3-Arctic F14 Silent (Best Budget)

With those who are familiar with Arctic products, this company has made one of the best cooling devices over the past few years. And even though the Arctic F14 Silent is priced at a reasonable range, the performance that it delivers is considered top-notch.

The Arctic F14 Silent features a Fluid Dynamic Bearing design. Also, these fans can be installed to exhaust the hot air or intake the cool air. With this type of feature and its price tag, the Arctic F14 Silent will be hard to beat in terms of value for money.

Besides, the Arctic F14 Silent has a speed range from 800 RPM up to 1350 RPM. Further, these fans will remain silent even under full load. For those interested in the structure design, the Arctic F14 Silent comes with black chassis and white fan blades.

Therefore, not all excellent fans will leave you with an empty wallet. Some of the fans, like Arctic F14 Silent, will provide you with a fantastic cooling performance at an affordable price.


  • Fan Bearing Type: Fluid Dynamic Bearing
  • Airflow: 46 CFM
  • Fan Speed: 800 RPM – 1350 RPM
  • Sound Level: 27.2 dBA

Check it Out Here on Amazon.

4-be quiet! Silent Wings 3

Having a noisy gaming PC is irritating for most gamers. However, it’s much worse for streamers who want to deliver high-quality time for their viewers. That’s why we always suggest be quiet! Silent Wings 3 for those who want noiseless fans without compromising on the performance.

First of all, be quiet! Silent Wings 3 comes with a stunning full black along with a Fluid Dynamic Bearing design. Plus, this new version of Silent Wings comes with 7 blades instead of 11, which provides excellent cooling performance with a very low noise level.

Moreover, be quiet! Silent Wings 3 comes with 2 different mount kits. These kits will allow you to either install the fan as a PC case fan or radiator fan.

With this being said, even though be quiet! Silent Wings 3 doesn’t feature any RGB lighting effects; its full black design is eye-appealing, while the performance will leave you impressed.


  • Sound Level: 28.1 dBA
  • Airflow: 77.57 CFM
  • Fan Bearing Type: Fluid-Dynamic Bearing
  • Fan Speed: Up to 1000 RPM

Check it Out Here on Amazon.

5-UpHere Long Life 140mm

Another amazing 140mm fan that sits in the budget range, the UpHere Long Life. If you are amongst people that don’t care about RGB and want great cooling performance at the lowest price, then you may be interested in these fans.

Like other reliable options, the UpHere Long Life 140mm features an Advanced Hydraulic Bearing design along with rubber anti-vibration pads. The rubber pads will reduce the overall vibration, and therefore the fans will generate less noise.

Though the UpHere Long Life 140mm fans are budget-friendly, they have the fantastic build quality, allowing them to have excellent longevity. However, with this type of feature and build quality, the UpHere Long Life 140mm doesn’t have any RGB effects, which is completely normal considering its affordable price.


  • Fan Bearing Type: Hydraulic Bearing
  • Sound Level: 25 dBA
  • Airflow: 49.8 CFM
  • Fan Speed: Up to 1000 RPM

Check it Out Here on Amazon.

6-Cooler Master Silent Fan

Last but definitely not least is the Cooler Master Silent Fan 140mm. Cooler Master is another reputable brand that produces high-quality PC products. And whether you are a beginner or expert in building gaming PCs, you have definitely come across one of their amazing devices.

Even though the Cooler Master Silent Fan is few years old, it’s still among the best 140mm PC case fan options. These fans feature a sleeve-bearing design along with full black chassis. Also, one of Cooler Master Silent Fan’s highlights is its low noise operation. The noise generated by these fans is very low, allowing you to benefit from a quiet system.

Therefore, if all you care about is the cooling performance and low noise level, then the Cooler Master Silent Fan is worth considering.


  • Sound Level: 16 dBA
  • Airflow: 60.9 CFM
  • Fan Bearing Type: Sleeve Bearing
  • Fan Speed: Up to 1000 RPM

Check it Out Here on Amazon.


Regardless of the type of gaming machine you are building, cooling should always be one of your primary concerns. And whether you are looking for a budget-friendly fan or a premium one, you can be confident that by going with one of the mentioned above, you will get the best performance for the money.

Therefore, we hope that we were able to provide you with the information you were looking for. If you decide to purchase one of the 140mm fans that we have listed, don’t forget to leave us a comment letting us know your experience with it. We have also made our list of the best white case fans in 2021 in case you want to build a stylish white-themed gaming rig.

Also, in case you want to have the best cooling performance possible, you can visit our review of the best 360mm AIO coolers.

Back To Top