Top 10 be Quiet 140mm Fan PWM – Computer Case Fans

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1. be quiet!

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Be quiet! Pure Wings 2 140mm PWM high-Speed, BL083, Cooling Fan

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be quiet! #ad - A fan speed of 1, 600 rpm for extremely high air pressure. Long life rifle bearing gives an operating lifetime of 80, 000 hours. Product conception, design and quality control in Germany. 3 dbA. Nine airflow-optimized fan blades that reduce noise-generating turbulence. Even at maximum speed, operates at only 37.
Brandbe quiet! #ad
Manufacturerbe quiet! #ad
Height1.18 Inches
Length7.09 Inches
Weight0.35 Pounds
Width6.3 Inches
Part NumberBL083
ModelBL083
Warranty3 years

2. be quiet!

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BL071, Cooling Fan, be quiet! Silent Wings 3 140mm PWM High-Speed

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be quiet! #ad - Seven fan blades provide optimized airflow. Pwm controlled fan speed by the motherboard. Fluid-dynamic bearing enables super-long life span of 300, 000 hours. Air flow - 77. 57 cfm. Great performance-to-noise ratio with 28. 1dba at 1, 600Rpm. Fan frame with funnel-shaped air inlets for extremely high air pressure. Noise level - 28. 1 decibels. 6-pole fan motor for less power consumption and vibration.
Brandbe quiet! #ad
Manufacturerbe quiet! #ad
Height5.51 Inches
Length5.51 Inches
Weight0.74 Pounds
Width0.98 Inches
Part NumberBL071
ModelBL071
Warranty3 YEARS

3. be quiet!

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Be quiet! Shadow Wings 2 140mm PWM White, BL091, Cooling Fan

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be quiet! #ad - 9dbA. Secure and easy installation with push-pins. Airflow-optimized fan blades. Pwm controlled fan speed through the motherboard. Low-noise operation of up to 14. Rubberized fan frame minimizes vibrations. High-grade rifle-bearing technology. Anti-vibration mounting system prevents transmission of vibrations.
Brandbe quiet! #ad
Manufacturerbe quiet! #ad
Height1.18 Inches
Length7.09 Inches
Weight0.39 Pounds
Width6.3 Inches
Part NumberBL091
ModelBL091
Warranty1 year

4. be quiet!

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BL087, Black, be quiet! Shadow Wings 2 140mm PWM, Cooling Fan

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be quiet! #ad - Secure and easy installation with push-pins. Low-noise operation of up to 14. 9dba. Anti-vibration mounting system prevents transmission of vibrations. Air flow - 49. 8 cfm. Noise level - 14. 9 decibels. Pwm controlled fan speed through the motherboard. Rubberized fan frame minimizes vibrations. Airflow-optimized fan blades. High-grade rifle-bearing technology.
Brandbe quiet! #ad
Manufacturerbe quiet! #ad
Height1 Inches
Length7 Inches
Weight0.39 Pounds
Width5.5 Inches
Part NumberBL087
ModelBL087
Warranty3 years

5. Noctua

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Premium Quiet Fan, 4-Pin 140mm, Noctua NF-A14 PWM chromax.Black.swap, Black

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Noctua #ad - 1500 rpm, 000 h mttF. 4-pin pwm version for automatic speed control via 4-pin PWM fan headers, 1500rpm maximum speed. Premium quiet fan, 12v, >150, max.

24. 6 dba, 4-pin pwm, 140x140x25mm, max. Square frame with excellent airflow and pressure performance: ideal for use on water cooling radiators or as a case fan. Award-winning nf-a14 design has received more than 100 recommendations from international hardware websites and magazines. Chromax. Black. Swap edition with attractive all-black design and swappable red, blue, white, black, yellow and green anti-vibration pads for colour-customising.
BrandNoctua #ad
ManufacturerNoctua #ad
Height5.51 Inches
Length5.51 Inches
Weight0.43 Pounds
Width0.98 Inches
Part NumberNF-A14 PWM CH.BK.S
ModelNF-A14 PWM CH.BK.S
Warranty6 year manufacturer’s warranty

6. Noctua

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Grey, 4-Pin, 1700 RPM 120mm, High Performance Cooling Fan, Noctua NF-P12 redux-1700 PWM

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Noctua #ad - 1700 rpm, 12v, 000 h mttF. Pressure-optimised blade design with outstanding quietness of operation: high static pressure and strong CFM for air-based CPU coolers, water cooling radiators or low-noise chassis ventilation.

25. 1 dba, 120x120x25 mm, max. 1700rpm 4-pin pwm version with excellent balance of performance and quietness, supports automatic motherboard speed control powerful airflow when required, virtually silent at idle. Renowned nf-p12 high-end 120x25mm 12v fan, more than 100 awards and recommendations from international computer hardware websites and magazines, hundreds of thousands of satisfied users. High performance cooling fan, 4-pin pwm, >150, max. Streamlined redux edition: proven noctua quality at an attractive price point, wide range of optional accessories anti-vibration mounts, y-splitters, extension cables, S-ATA adaptors, etc.
BrandNoctua #ad
ManufacturerNoctua #ad
Height4.72 Inches
Length4.72 Inches
Weight0.28 Pounds
Width0.98 Inches
Part NumberNF-P12 redux-1700 PWM
ModelNF-P12 redux-1700 PWM
Warranty6 year manufacturer’s warranty

7. Noctua

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Grey, 4-Pin, 1500 RPM 140mm, Noctua NF-P14s redux-1500 PWM, High Performance Cooling Fan

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Noctua #ad - High performance cooling fan, 12v, max. 25. 8 dba, >150, max. 1500rpm 4-pin pwm version with excellent balance of performance and quietness, supports automatic motherboard speed control powerful airflow when required, virtually silent at idle.

Streamlined redux edition: proven noctua quality at an attractive price point, S-ATA adaptors, extension cables, wide range of optional accessories anti-vibration mounts, y-splitters, etc. 1500 rpm, 4-pin pwm, 140x140x25 mm, 000 h MTTF. Renowned nf-p14s high-end 140x25mm 12v fan, more than 100 awards and recommendations from international computer hardware websites and magazines, hundreds of thousands of satisfied users. Highly optimised low-noise design provides outstanding quietness of operation, excellent static pressure and strong airflow CFM, square frame for water cooling radiators and chassis ventilation.
BrandNoctua #ad
ManufacturerNoctua #ad
Height5.51 Inches
Length5.51 Inches
Weight0.33 Pounds
Width0.98 Inches
Part NumberNF-P14s redux-1500 PWM
ModelNF-P14s redux-1500 PWM
Warranty6 year manufacturer’s warranty

8. Noctua

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Premium Quiet Fan, 4-Pin 140mm, Noctua NF-A15 PWM, Brown

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Noctua #ad - Includes anti-vibration mounts, fan screws, low-Noise Adaptor, extension cable and y-cable for running two PWM fans on the same header. Award-winning 140x25mm a-series fan with Flow Acceleration Channels and Advanced Acoustic Optimisation frame for superior quiet cooling performance.

19. 2 dba, max. With supplied Low-Noise Adaptor. 150mm wide round frame design with 120mm standard mounting holes 105mm spacing is ideal for use on high-end CPU coolers such as Noctua’s NH-D15S or NH-U14S series. 4-pin pwm version for automatic speed control via 4-pin PWM fan headers, broad 300-1200rpm speed range 900rpm max. Premium quiet fan, 140x150x25 mm, >150, max. 1200 rpm, 12v, 4-pin pwm, 000 h MTTF.
BrandNoctua #ad
ManufacturerNoctua #ad
Height0.98 Inches
Length5.51 Inches
Weight0.75 Pounds
Width5.91 Inches
Part NumberNF-A15 PWM
ModelNF-A15 PWM
Warranty6 year manufacturer’s warranty

9. Noctua

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Noctua NF-A14 iPPC-2000 PWM, 2000 RPM 140mm, 4-Pin, Heavy Duty Cooling Fan, Black

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Noctua #ad - Heavy duty cooling fan, >150, 140x140x25 mm, 12v, max.2000 rpm, 4-pin PWM, max. Award-winning 140x25mm a-series fan with Flow Acceleration Channels and Advanced Acoustic Optimisation frame for superior cooling efficiency.

12v 2000rpm model 31. 5db with 4-pin pwm connector for automatic speed control via 4-pin PWM fan headers, broad 500-2000rpm speed range. Ruggedised fibre-glass reinforced polyamide construction and IP52 certified water and dust protection. High-speed industrialpPC version for industrial heavy-duty applications that require extreme cooling performance and advanced ingress protection. 31. 5 dba, 000 h mtTF.
BrandNoctua #ad
ManufacturerNoctua #ad
Height0.98 Inches
Length5.51 Inches
Weight0.7 Pounds
Width5.51 Inches
Part NumberNF-A14 iPPC-2000 PWM
ModelNF-A14 iPPC-2000 PWM
Warranty6 year manufacturer’s warranty

10. Noctua

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Premium Quiet Fan, Black, Noctua NF-F12 PWM chromax.Black.swap, 4-Pin 120mm

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Noctua #ad - 1500 rpm, >150, 120x120x25mm, max.4-pin pwm version for automatic speed control via 4-pin PWM fan headers, 1500rpm maximum speed. 22. 4 dba, 4-pin pwm, 12v, 000 h MTTF. Focused flow frame for outstanding static pressure performance, ideal for use on heatsinks and radiators. Award-winning nf-f12 design has received more than 100 recommendations from international hardware websites and magazines. Chromax. Black. Swap edition with all-black design and swappable red, black, blue, white, yellow and green anti-vibration pads for colour-customising. Premium quiet fan, max.
BrandNoctua #ad
ManufacturerNoctua #ad
Height0.98 Inches
Length4.72 Inches
Weight0.43 Pounds
Width4.72 Inches
Part NumberNF-F12 PWM CH.BK.S
ModelNF-F12 PWM CH.BK.S
Warranty6 year manufacturer’s warranty