Top 10 20mm Fan USB UK – Fans & Cooling

As an Amazon Associate I earn from qualifying purchases.

1. AC Infinity

#ad

Roku, UL-Certified for VR Gear, Cosplay, Raspberry Pi, Compact 40mm x 20mm USB Fan, Helmet Cooling Ventilation, Aquarium, Router, AC Infinity MULTIFAN Mini

#ad
AC Infinity #ad - Usb plug can power the fan through USB ports found behind electronics and on portable power banks. Compact and energy-efficient USB fan designed various DIY cooling and ventilation projects. Airflow: 12 cfm | noise: 18 dBA| Bearings: Dual Ball. Features a multi-speed controller to set the fan’s speed to optimal noise and airflow levels. Dimensions: 1. 6 x 1. 6 x 08 in. Dual-ball bearings have a lifespan of 67, 000 hours and allows the fans to be laid flat or stand upright.
BrandAC Infinity #ad
ManufacturerAC Infinity #ad
Part NumberAI-MPF40A
ModelAI-MPF40A

2. N+A

#ad

USB cooling fan for 40x40x20mm 3 wire, cooling fan NMB 1608KL-01W-B59,Server Cooler Fan NMB 1608KL-01W-B59 5V 0.49A

#ad
N+A #ad - If you have any quality problems, please contact us directly. Product warranty: our products are well tested before shipment. Note: please check the model and shape of the fan before purchasing. The model of this product is 1608KL-01W-B59. Uses: the fan is mainly used to cool the machine, cool down, and play an auxiliary role. Quality: brand new products and premium quality.
BrandN+A #ad
ManufacturerN+A #ad
Part Number1608KL-01W-B59 Cooling

3. Noctua

#ad

Noctua NF-A4x10 PWM, Premium Quiet Fan, 4-Pin 40x10mm, Brown

#ad
Noctua #ad - Or other devices such as DVRs. 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. 40x10mm size ideal for 1u servers or replacing fans in network and storage equipment routers, switches, NAS etc. 5000 rpm, 4-pin pwm, >150, 000 h MTTF.12. 9 dba, 40x40x10 mm, 12v, max. Includes anti-vibration mounts, Low-Noise Adaptor, fan screws, extension cable and OmniJoin adaptor set for connecting the fan to proprietary fan headers. Award-winning a-series design with Flow Acceleration Channels and Advanced Acoustic Optimisation frame for superior quiet cooling performance. Premium quiet fan, max.
BrandNoctua #ad
ManufacturerNoctua #ad
Height1 cm (0.39 Inches)
Length4 cm (1.57 Inches)
Weight0.17 kg (0.37 Pounds)
Width4 cm (1.57 Inches)
Part NumberNF-A4x10 PWM
ModelNF-A4x10 PWM

4. AC Infinity

#ad

UL-Certified for Receiver DVR Playstation Xbox Computer Cabinet Cooling, AC Infinity MULTIFAN S7, Quiet Dual 120mm USB Fan

#ad
AC Infinity #ad - Features a multi-speed controller to set the fan’s speed to optimal noise and airflow levels. Usb plug can power the fan through USB ports found behind popular AV electronics and game consoles. Dual-ball bearings have a lifespan of 67, 000 hours and allows the fans to be laid flat or stand upright. Ultra-quiet ul-certified USB fans designed to cool various electronics and components. Dimensions: 12 x 12 x 2. 5 cm per fan | total airflow: 104 cfm | Total Noise: 19 dBA| Bearings: Dual Ball.
BrandAC Infinity #ad
ManufacturerAC Infinity #ad
Part NumberAI-MPF120A2
ModelAI-MPF120A2

5. AC Infinity

#ad

AC Infinity MULTIFAN S1, UL-Certified for Receiver DVR Playstation Xbox Computer Cabinet Cooling, Quiet 80mm USB Fan

#ad
AC Infinity #ad - Features a multi-speed controller to set the fan’s speed to optimal noise and airflow levels. Dimensions: 8 x 8 x 2. 5 cm | airflow: 26 cfm | noise: 17 dBA | Bearings: Dual Ball. Usb plug can power the fan through USB ports found behind popular AV electronics and game consoles. Ultra-quiet ul-certified USB fan designed to cool various electronics and components. Dual-ball bearings have a lifespan of 67, 000 hours and allows the fans to be laid flat or stand upright.
BrandAC Infinity #ad
ManufacturerAC Infinity #ad
Height11.68 cm (4.6 Inches)
Length17.78 cm (7 Inches)
Weight0 kg (0.01 Pounds)
Width5.59 cm (2.2 Inches)
Part NumberAI-MPF80A
ModelAI-MPF80A

6. Noctua

#ad

Premium Quiet Fan, Noctua NF-A4x20 5V, 3-Pin, 5V Version 40x20mm, Brown

#ad
Noctua #ad - Or other devices such as DVRs. 5v 3-pin version 5000rpm for 5V-based industrial applications or replacing 5V fans in various devices.

Premium quiet fan, 14. 9 dba, 3-pin molex, 5000 rpm, >150, 5v, 40x40x20 mm, 000 h MTTF.40x20mm size ideal for 1u applications or replacing fans in network and storage equipment routers, switches, NAS etc. Includes anti-vibration mounts, fan screws, extension cable and OmniJoin adaptor set for connecting the fan to proprietary fan headers. Award-winning a-series design with Flow Acceleration Channels and Advanced Acoustic Optimisation frame for superior quiet cooling performance.
BrandNoctua #ad
ManufacturerNoctua #ad
Height4 cm (1.57 Inches)
Length4 cm (1.57 Inches)
Weight0.18 kg (0.4 Pounds)
Width2 cm (0.79 Inches)
Part NumberNF-A4x20 5V
ModelNF-A4x20 5V
Warranty6 years

7. Noctua

#ad

Noctua NF-A4x20 5V PWM, 4-Pin, Brown, 5V Version 40x20mm, Premium Quiet Fan

#ad
Noctua #ad - 14. 9 dba, 000 h mtTF. 5000 rpm, 40x40x20 mm, 5v, max.5v 4-pin pwm version 5000rpm maximum speed for 5V applications with PWM control.

Award-winning a-series design with Flow Acceleration Channels and Advanced Acoustic Optimisation frame for superior quiet cooling performance. Or other devices such as DVRs. 40x20mm size ideal for nvidia jetson nano, 1u applications or replacing fans in network and storage equipment routers, switches, NAS etc. Premium quiet fan, >150, 4-pin pwm, max. Includes anti-vibration mounts, fan screws, extension cable and OmniJoin adaptor set for connecting the fan to proprietary fan headers.
BrandNoctua #ad
ManufacturerNoctua #ad
Height4 cm (1.57 Inches)
Length4 cm (1.57 Inches)
Weight0.18 kg (0.4 Pounds)
Width2 cm (0.79 Inches)
Part NumberNF-A4x20 5V PWM
ModelNF-A4x20 5V PWM
Warranty6 years

8. Noctua

#ad

Brown, 3-Pin 40x20mm, Noctua NF-A4x20 FLX, Premium Quiet Fan

#ad
Noctua #ad - 14. 9 dba, 3-pin molex, 12v, 000 h MTTF.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. 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. Premium quiet fan, 40x40x20 mm, 5000/4400/370 rpm, >150, max. Or other devices such as DVRs.
BrandNoctua #ad
ManufacturerNoctua #ad
Height4 cm (1.57 Inches)
Length4 cm (1.57 Inches)
Weight0.18 kg (0.4 Pounds)
Width2 cm (0.79 Inches)
Part NumberNF-A4x20 FLX
ModelNF-A4x20 FLX
Warranty6 years

9. Noctua

#ad

Noctua NF-A4x10 5V PWM, Brown, Premium Quiet Fan with USB Power Adaptor Cable, 5V Version 40x10mm, 4-Pin

#ad
Noctua #ad - Includes anti-vibration mounts, fan screws, extension cable and OmniJoin adaptor set for connecting the fan to proprietary fan headers.

19. 6 dba, 000 h mtTF. 5000 rpm, 4-pin pwm, 5v, >150, max. 5v 4-pin pwm version 5000rpm maximum speed with polarity protection for 5V applications with PWM speed control. Premium quiet fan, 40x40x10 mm, max. Award-winning 40x10mm a-series fan with Flow Acceleration Channels and Advanced Acoustic Optimisation frame for superior quiet cooling performance. Usb power adaptor cable allows the fan to run on devices with USB host ports, power banks or USB power supplies such as those used by smartphones.
BrandNoctua #ad
ManufacturerNoctua #ad
Height1 cm (0.39 Inches)
Length4 cm (1.57 Inches)
Weight0.18 kg (0.4 Pounds)
Width4 cm (1.57 Inches)
Part NumberNF-A4x10 5V PWM
ModelNF-A4x10 5V PWM

10. upHere

#ad

N12U07, upHere 120mm Rainbow LED Quiet USB Powered Fans 5V Computer Cooling Fan with 3 speed control,Compatible for PC/Xbox/Playstation/TV Box,etc

#ad
upHere #ad - 5. Black metal grill on both sides, protect your hands and cables when the usb fan working; Cable protective glue in the corner, wear-resistant and not easy to break.

3. Usb plug can power the fan through USB ports found behind electronics and on portable power banks. 2. With the 3-speed controller, which can adjust the fan speed easily, optimal it to suitable airflow levels and meet your different needs. 1. With bright rainbow LED light function, it will give you a different feeling. 4. Perfect for receiver, and other audio video electronics, Router, playstation, modem, xbox, DVR, you can use it in any place with USB power supply.
BrandupHere #ad
ManufacturerupHere #ad
Part NumberN12U07-UK