10 Best 24v 40mm Fan for 2025

List of Top Rated 24v 40mm Fan from thousands of customer reviews & feedback.

Updated On Apr 2025

2,673 Reviews Studied

By Customer Ratings

1
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WINSINN 40mm Fan 24V Hydraulic Bearing Brushless 4010 40x10mm for Cooling Creality Ender 3 / Pro - High Speed (Pack of 5... Read Review

  • ✔️️Hydraulic Bearings 4010 Fan - High Speed version
  • ✔️High quality Hydraulic bearings, Better than Oil bearings, More stable and Long life, suitable for continuous work. The life expectancy is about 45,000 hours.
  • ✔️️Rated voltage: DC 24V
  • ✔️️Size: 40x40x10mm
  • ✔️Made by WINSINN.
2
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Noctua NF-A4x20 FLX, Premium Quiet Fan, 3-Pin (40x20mm, Brown) Read Review

  • Premium quiet fan, 40x40x20 mm, 12V, 3-pin Molex, 5000/4400/370 RPM, max. 14.9 dB(A), >150,000 h MTTF
  • Award-winning A-series design with Flow Acceleration Channels and Advanced Acoustic Optimisation frame for superior quiet cooling performance
  • 40x20mm size ideal for 1U applications or replacing fans in network and storage equipment (routers, switches, NAS etc.) or other devices such as DVRs
  • Comes with free anti vibration brackets, fan screws, Extension Cable and Omnijoin adaptor kit to to use with embedded proprietary connections
  • 3-pin FLX version provides 5000/4400/3700rpm speed settings via Low-Noise Adaptors to fine-tune the fan for maximum airflow or near-silent operation
  • Includes anti-vibration mounts, fan screws, extension cable and OmniJoin adaptor set for connecting the fan to proprietary fan headers
3
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Jamicon Fan 40mm 40x40x20 KF0420B2S-R 24V DC 0.11A 2.6W Air Fan 40 mm 4 cm 2 Wires (+/-) Cooling Read Review

  • Dimensions: 40 mm x 40 mm x 20 mm
  • Bearing type: Dual Ball
  • Operating voltage: 24V DC
  • Rated current: 0.11A - Rated power: 2.6W
  • Connection type: 2 wires (+/-)
4
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HAWKUNG 2 Pcs 3D Printer Cooling Fan Extruder Accessory 4010 40 x 40 x 10 mm DC 24V 2 Pin Connector Bearing Silent Brush... Read Review

  • DC Brushless Cooling Fan,with low noise (the noise is about 27 decibels).
  • Dimensions: 40x40x10mm (1.58 x 1.58 x 0.39in).
  • Frame material: plastic,Wiring:Red positive electrode, black negative electrode
  • 6200r/min rated speed, Wire length approx: 10cm / 3.94in.
  • HAWKUNG Cooling fan suitable for 3D printer hot ends or extruder; small heat radiating communication equipment; military equipment; intelligent industrial control equipment plate cooling heat, high precision medical equipment cooling; pc cpu server cooling dissipation; electronic cooling fans and so on.
5
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Noctua NF-A4x10 PWM, Premium Quiet Fan, 4-Pin (40x10mm, Brown) Read Review

  • Premium quiet fan, 40x40x10 mm, 12V, 4-pin PWM, max. 5000 RPM, max. 12.9 dB(A), >150,000 h MTTF
  • Award-winning 40x10mm A-series fan with Flow Acceleration Channels and Advanced Acoustic Optimisation frame for superior quiet cooling performance
  • Ideal replacement for noisy or broken 12V 4cm fans in 3D printers, DVRs, NAS, switches, routers, other network and storage devices, etc.
  • 4-pin PWM version for automatic speed control via 4-pin PWM fan headers, broad 1000-5000rpm speed range (3700rpm max. with supplied Low-Noise Adaptor)
  • Includes anti-vibration mounts, fan screws, Low-Noise Adaptor, extension cable and OmniJoin adaptor set for connecting the fan to proprietary fan headers
6
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WINSINN 40mm Fan 24V Hydraulic Bearing Brushless 4010 40x10mm for Cooling Creality Ender 3 / Pro - Quiet (Pack of 5Pcs) Read Review

  • ✔️️Hydraulic Bearings 4010 Fan - Quiet version
  • ✔️High quality Hydraulic bearings, Better than Oil bearings, More stable and Long life, suitable for continuous work. The life expectancy is about 45,000 hours.
  • ✔️️Rated voltage: DC 24V
  • ✔️️Size: 40x40x10mm
  • ✔️Made by WINSINN.
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Creality Ender 3 4010 Blower Fan 40x40x10MM 24V DC Cooling Fan and 24V Circle Fan for 3D Printer Parts Read Review

  • Use For :Creality Ender 3
  • Material: Plastic
  • Operation Voltage: DC 24V
  • Package included: 1PC 24v 4010 Fan and 1PC 24V Circle Fan
  • Please feel free to contact us if there is any problem for the product. Thank you.
9
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Noctua NF-A4x10 FLX, Premium Quiet Fan, 3-Pin (40x10mm, Brown) Read Review

  • Premium quiet fan, 40x40x10 mm, 12V, 3-pin Molex, 4500/3700 RPM, max. 17.9 dB(A), >150,000 h MTTF
  • Award-winning 40x10mm A-series fan with Flow Acceleration Channels and Advanced Acoustic Optimisation frame for superior quiet cooling performance
  • Ideal replacement for noisy or broken 12V 4cm fans in 3D printers, DVRs, NAS, switches, routers, other network and storage devices, etc
  • 3-pin 12V FLX version can be run 4500 or 3700 rpm using the supplied Low-Noise Adaptors to fine-tune the fan for maximum airflow or near-silent operation
  • Includes anti-vibration mounts, fan screws, Low-Noise Adaptor, extension cable and OmniJoin adaptor set for connecting the fan to proprietary fan headers

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