Top 10 40mm USB Fan – Computer Case Fans

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4 Pack USB Brushless Cooling Fan 40mm Fan High Performance DC 5V Cooling Fan Speed 4200 RPM Fan for Small Appliances Series Replacement

UMLIFE #ad - Any questions, you can contact us and we will help you. Airflow: 3cfm, speed: 4200±5%prm, Noise: 22 DBA. Bearing type: Oil Bearing. Fan size: 40x40x10mml*w*h; rated voltage: 5V DC, Current: 021a. Package included: 4 * dc brushless fans. Notice: 'do not get wet' or 'Put it in a humid environment'; Or it will stop working. Lead wire: usb; length: approx. 1m / 39. 37 in.
BrandUMLIFE #ad
ManufacturerUMLIFE #ad
Part NumberUMLIFE-4010-5010

2. AC Infinity


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

AC Infinity #ad - 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. Airflow: 12 cfm | noise: 18 dBA| Bearings: Dual Ball. 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. 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



ANVISION 2-Pack 40mm x 10mm DC 5V USB Brushless Cooling Fan, Dual Ball Bearing, YDM4010B05

ANVISION #ad - Bearing type: Dual Ball Bearing. Lead wire: usb, length: 500mm/19. 68inch. Warranty: two years, Package: 2x DC brushless fans. Airflow: 7. 32cfm, speed: 6000prm, noise: 26. 26dbA. Rated voltage: 5v dc, Current: 02a.
ManufacturerANVISION INC #ad
Part NumberAN-YDM4010B05



ELUTENG 40mm USB Fan with 3 Speed Control USB Ventilator 5V Max 5300RPM High Flow VR Cooling Fan Compatible for Receiver DVR Playstation Xbox Computer Cabinet Cooling

ELUTENG #ad - Mini cooling fan: eluteng 40mm mini usb cooling fan with 3-speed control, size and super lightweight design, perfect fit for DIY cooling and narrow place. High quality: metal grill on front side, durable; 100cm/3.

3ft usb cable, protect cable and your hands; High quality bearings, meet connection needs. Please confirm the size by pics before purchasing. Widely used: suitable for ventilation of VR glasses /TV box /Raspberry pie /Router /Small PC Case and other small electronic equipment ventilation. 3 speed control: voltage: 3. 5/4. 2/5v; air volume: 3. 5/3. 88/4. 4 cfm, different speed level for different cooling needs. Note: input power: Max 5V/1A. Usb powered: 5v powered, allow you to use it in any places with USB power supply, convenient, perfect for Home/Office/Business trip. Excess may damage the motor.
BrandELUTENG #ad
ManufacturerELUTENG #ad
Height1.57 Inches
Length1.57 Inches
Weight0.09 Pounds
Width0.39 Inches
Part Number0001



Router, Xbox, Playstation, ELUTENG Dual 40mm USB Fan with 3 Speeds Adjustable 5V PC Fan Max 5500RPM 40mm * 40mm * 25mm Mini Case Fan Quiet Computer Fan Compatible for PC, TV Box

ELUTENG #ad - With a design of mini and lightweight, etc. Two fans can be connected to one USB cable and run at the same time to improve efficiency. With a speed adjustment switch, noise: L:23 / M:4800 / H:27. 3dB. 2 in 1 usb fancompared to a single fan, it can also cool electronic devices such as smart phones, the latest upgraded 2 in 1 dual usb fans can cool electronic products from different angles at the same time, which is more efficient.

Simply connect to a device equipped with a USB terminal than can start cooling easily without cumbersome wiring. With a large air volume design and an external hard disk box, game consoles and personal computers in a few seconds. The noise and air volume can be adjusted according to the use environment. It can also be placed in a small gap on a desk or computer to cool down electronic products. Equipped with a metal frame and finger safety protection to prevent accidental injury during operation.

Note: the 40mm fan is small and the speed will increase to achieve the heat dissipation effect, this usb fan can be used in narrow places such as computer hosts, routers, so some noise will be generated during use.40mm mini designproduct size is 40 * 40 * 25mm exclude metal frame. Double ball bearing design & long service lifeadopt high-quality double ball bearing motor, the service life is twice that of ordinary fans, and it can work continuously for a long time. Usb power supply, the speeds are respectively l:4000 / m:25.
BrandELUTENG #ad



5V Mini Brushless DC Cooling Fan for VR Gear Aquarium Router Playstation Raspberry Pi Helmet Ventilation, GDSTIME 2-Pack Quiet 40mm USB Fans

GDSTIME #ad - Widely used40x40x10mm usb coolng fans, helmets, router, raspberry pi, aquarium, cosplay, ideal for cooling game consoles, vr gear, small projectors and other DIY projects ventilation.

Mini sizecompact lightweight, great for DIY cooling and small spaces, quiet 40mm usb cooling fans keep your system cool and extend the life. Usb powered35cm/1. 15ft usb power cord; 5v usb ports compatible with laptop, power bank and all standard USB outlets; don't need buy additional cords. Bearings: sleeve | current:014amp | power: 07w | speed: 5500rpm | Airflow: 6. 12cfm | noise: 25. 8dba | lifespan: 35000 hrs. Quietdimension: 1. 57 x 1. 57 x 039 in. Protectionmetal fan grill on both sides; protect your fingers and fan blades; the center to center hole distance is 1. 26 in. Comes with mounting screws.
BrandGDSTIME #ad
ManufacturerGDSTIME #ad
Height0.39 Inches
Length1.57 Inches
Weight0.05 Pounds
Width1.57 Inches
Part NumberGDA4010S05N55U359F-US



PLUSPOE DC 5V USB Brushless Cooling Fan, Dual Ball Bearing Quiet Operation w/Speed 6800 RPM, 40mm x10mm

PLUSPOE #ad - Rated voltage: 5v dc, Current: 02a. Bearing type: dual ball bearing; dual-ball bearings have a lifespan of 67, 000 hours and allows the fans to be laid flat or stand upright. Usb plug can power the fan through USB ports found behind popular AV electronics and game consoles. Lead wire: usb, length: 500mm/19. 68inch;. Airflow: 7. 52cfm, speed: 6800rpm, Noise: 26 dBA.
BrandPLUSPOE #ad
ManufacturerPLUSPOE #ad
Part NumberPF001

8. Wathai


2Pack Wathai 40mm x 40 x 10mm USB Fan 5V for Receiver DVR Playstation Xbox Computer Cabinet Cooling

Wathai #ad - Suitable for ventilation of vr glasses /TV box /Raspberry pie /Router /Small PC Case and other small electronic equipment ventilation. Rated voltage : 5v | airflow: 6.

12 ±10%cfm | noise: 25dba | speed: 5500 RPM. The fan cooling systems to keep computers, home entertainment systems, and other electronics running at running at their ideal temperature and optimal speed. 40 x 40 x 10 mm 1. 57 x 1. 57 x 04 in. It can run these right off the laptop without an external power source. No additional power supply required, no funky wiring, just plug it into the PS4 USB port and tuck the wires aside. 40mm mini usb cooling fan perfect fit for DIY cooling and narrow place. Usb powered.
BrandWathai #ad
ManufacturerWathai #ad
Height0.39 Inches
Length1.57 Inches
Weight0.13 Pounds
Width1.57 Inches
Part Number2pcsWDA6010S05N35U-35

9. Easycargo


Easycargo 2-Pack 40mm USB Fan Quite, Cooling Small Fan with Multi Speed Controller 45x45x23mm, USB Mini Fan 5V

Easycargo #ad - It can work with automatic timers. The fan controller has memory function. Fan dimension: 1. 75x1. 75x09" / 45x45x23mm, cable length: 59" / 1.

5 meter. Includes 2-packs quite Mini Small USB Fan + Fan multi-speed controller. The one-to-two usb fan speed controller is for optimum air-flow and noise control. Please note: blue light on the fan controller means "off" state. Press the middle button, the controller status becomes "ON". Built for low-noise 15. 9-22. 6dba and durable cooling performance 30, 000 hours working at 104°F / 40℃ Environment. If the fans are not working, need to keep press the "UP" button on the controller to turn on the fans.
BrandEasycargo #ad
Height0.91 Inches
Length1.77 Inches
Width1.77 Inches
Part NumberES-USB-404010F02-C

10. YupYay


Helmet, YupYay 40mm USB Fan Quiet Cooling Fan with 3 Adjustable Speed, Dual Ball Bearing 5V USB Fan Compatible for Face Shield, Tablet TV Receiver Router DVR Playstation Xbox Computer Cabinet Cooling

YupYay #ad - Dual-ball bearings have a long lifespan and allows the fans to be laid flat or stand upright. This variable speed fan with high, M, Low On/Off toggle on the cord sets different level speed to optimal noise and meet different cooling demands.

A small, glass, also a way to solve the lens, cooling electronics, quiet, and low speed fan can create circulation for a vivarium, etc. Powered by usb plug and USB ports can be found among most of popular electronics device. Periodically fog up from breath. 4cm usb cooling fan with 3 level adjustable speed, components, being designed for cooling various electronics, tools and so on.
BrandYupYay #ad
ManufacturerYupYay #ad
Part NumberYY-4CM-FAN-B