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Best 140mm Case Fans 2025

Noctua NF-A14 PWM Premium Quiet Fan

Noctua NF-A14 PWM, Premium...
  • Premium quiet fan, 140x140x25 mm, 12V, 4-pin PWM, max. 1500 RPM, max. 24.6 dB(A), >150,000 h MTTF
  • Award-winning 140x25mm A-series fan with Flow Acceleration Channels and Advanced Acoustic Optimisation...
  • Square frame design is ideal for water cooling radiators (AIO or DIY), PC cases and other chassis (intake...

Noctua NF-A14 is a premium product with durable quality and simple design. It is made of ABS plastic with a rubber backing and additional anti-vibration mounting pads. The black charcoal coating can be customized and colored with in-pack coloring pads for added appeal. The NF-A14 is an award-winning cooling device. It is no longer possible to mount it vertically on a water-cooled radiator or to use it separately as an additional PC cooling unit. Noctua is built to last 150,000 hours, operation is quiet with a maximum noise level of 24.6 dB. The square frame allows maximum airflow in the system with a low profile design and superconducting motor speed.

Noctua is a name trusted by computer enthusiasts when it comes to air cooling. Its “beige and brown” color has been its hallmark ever since. But at the same time, that’s also part of its downsides, as users want to be able to buy it in a different color to match its theme.

The motor used is 6-pole and has a high rotation speed up to 1500. The motor completely controls the air flow through PWM technology. The PWM controls the speed of the motor with temperature and pressure sensors. It receives the low voltage input signals from the sensors and adjusts the motor speed respectively. For quiet operations, there is an automatic zero RPM mode for total silence when there is no need for a fan to cool the processor. The case fan is best as an auxiliary cooling device. Helps heavy duty gaming coolers to cool system efficiently in overclocking modes and with less power consumption.

Blade design marks absolute perfection and brilliance in design with turbine fan blades with suction flow acceleration channels. Increases airflow in the system and allows more heat to dissipate out of the channels. The ventilation system is equipped with an advanced SSO2 bearing. Replace the bearings with a rear magnet for long-lasting levitation and performance. Creates a perfect balance between the fan shaft and the magnet locations behind it.

If you intend to orient its use for liquid-cooled radiators, this is a great option due to its square shape and mounting holes. One of the characteristics that characterize its design are the flow acceleration channels. This greatly increases the noise level reduction. This product has a maximum rotational speed of approximately 1,500 rpm. He is considered a premium fanatic, in a high range. Another feature is its automatic speed control. Its four-pin connectors, combined with a noise-reducing adapter, reduce speed from 1,500 to 1,200 RPM. Therefore, this fan manages to balance low noise and high level of cooling.

Corsair ML140 PRO 140mm Fan

Corsair ML140 PRO 140mm...
  • Magnetic Levitation Bearing: Dramatically reduces bearing friction by magnetically levitating the fan...
  • Dynamic RGB Lighting: Four independent ultra-bright center-mounted RGB LEDs output a vivid blast of light...
  • Control, Customize and Sync: The included CORSAIR Lighting Node PRO enables stunning dynamic lighting...

Corsair M140 Pro is a lightweight, stylish and load-resistant cooling fan for PC and radiator head cooling. It has a maximum airflow of 97 CFM, better than most of the best selling fans online. It is made of strong plastic materials with anti-vibration pads on its square edges. The square shape is made to be compatible with all radiators and PCs with the universal 4-pin installation. Installation is dual type, it can be mounted on both sides with a single cable attached to any PC. The maximum noise level is 35 decibels, it makes some noise when running at full speed. Still, it moves pretty quickly at medium to high levels. Color customization makes the system more beautiful and colorful with LEDs for dark modes.

Unlike other case fans on the market, the ML140 has a design that follows a frictionless mechanism, making it capable of running insane spin speeds of up to 2000 RPM maximum. But to get the balance between quiet and optimal airflow, you’ll want to set it to run at around 1600 RPM. After all, it does have some kind of PWM connection so you can make adjustments to the fan curve. The idea is that you use magnets to keep the fan locked in place without even touching it. Box fans are designed to focus on static pressure or high airflow, but the design of these fins is specifically designed to perfectly balance both high static pressure and high airflow. . This idea makes it perfect for all types of environment.

This product features a magnetic bearing, which means that its operation is based on the use of magnetic levitation technology. The result of this technology is a longer service life, better performance than other fans, and a reduction in emitted noise. It also has a custom rotor design. This design strikes a solid balance between good airflow and a good level of static pressure. These features allow it to function perfectly in harsh environments. The maximum rotational speed offered is an impressive 1,600 rpm. However, the noise level can be a bit high, showing around 37 dB. The airflow it provides is sufficient at 97 cfm.

The Corsair ML140 PRO uses a unique bearing design to create low friction. Magnetic or magnetic levitation bearing allows fan to provide highly balanced airflow and static pressure. The magnetic levitation bearing also gives the fan its long life, with the brand backing the life of the fan with a 5-year warranty. Corsair ML140 PRO RGB also has this amazing RGB signature that the brand is famous for.

Arctic F14 Silent Ultra-Quiet 140 mm Case Fan

ARCTIC F14 Silent - PC Fan,...
  • GREATER EFFICIENCY - LESS NOISE AT HIGHER AIRFLOW: At low fan speed, the motor noise is key, a motor...
  • INNOVATIVE DESIGN: Design of fan blades improves air flow and facilitates efficient ventilation, impeller...
  • TWO WAY INSTALLATION: Blow warm air out of the case, draw cool air into your case

If noisy fans are bothering you, you’ll want to replace them with something quieter. The F14 Silent is a good alternative if you need peace and quiet, but also a bit of static pressure airflow. ARCTIC is completely focused on affordable cooling solutions for the masses. The F14 Silent is a good example of this, not only is it super quiet and efficient, it is also affordable.

The Arctic F14 Silent is a perfect alternative for people looking for a quiet fan that is significantly cheaper than the Noctua ULN. Due to its excellent performance at a relatively low price, people have found this fan to be a decent option. Better give you an idea that this is not a 4-pin PWM fan, which means there is no need for complicated fan curve settings, etc. All you have to do is connect it to your motherboard and let your motherboard do all the adjustments.

The Arctic F14 cooler is a popular product with its PWM controlled technology, fast fans, and long-lasting performance. The product comes with a 2-year manufacturer’s warranty and a 30-day supplier’s money-back guarantee if you buy it now from Amazon. The fan size is 140mm, adjustable to any system size and provides enough free space to install RAM and PCIe slots.

The case fan has 4 pins for insertion, it can be inserted in two ways, which makes it more productive if it is not fixed in a port. PWM speed control allows the fan to intelligently reduce or increase its rotations per minute by receiving feedback from the output via transistors and thermal sensors. If your PC is hot enough, PWM will make it run at full speed i.e. 1350 RPM providing maximum airflow. The maximum rotational speed it can offer is 1350 revolutions per minute. It certainly allows adequate ventilation for mid-level computers. In turn, it has four connector pins, which provide a relatively low noise level. This fan turns out to be a great option if all its features are in place. That is, you can get intermediate functionality, good ventilation results, and affordably.