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Item #:
51318914
Coolerguys 5V USB Fan, 4 Cubic Feet Per Minute, USB Connector: 8, Dimensions: 40x40x10mm, Fan Speed: 5000 RPM, Noise Level: 21dB, Life Expectancy:
88% of respondents would recommend this to a friend
Item #:
51318914
LAK 347035
Price Details
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Imported from USA store
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Order now and get it around Monday, October 12
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Custom designed small USB fans to combine sufficient airflow, compact design, and convenient connector.
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What Stands Out
Compact Size
Designed at 40x40x10mm, this USB fan fits easily into tight spaces, making it perfect for desktops or small electronics without sacrificing cooling power.
Low Noise
Operating at just 21dB, this fan provides efficient cooling with minimal noise, ensuring a quiet environment suitable for work or relaxation.
Long Lifespan
With a lifespan of 40,000 hours, this fan offers reliable performance over years, delivering consistent cooling without frequent replacements.
Product Details
- Compact 40x40x10mm size suitable for small electronic devices and tight spaces
- Operates quietly with a noise level of 21 dBA, minimizing distractions
- Reliable sleeve bearing type provides a 40,000-hour lifespan at 25℃
- Comes with a USB Type-A connector for simple and convenient connection
- Certified with ROHS and CE for compliance with industry standards
- 5V DC, 0.1A rated current, 5000 RPM speed, 4 CFM airflow, and 2.7 mmH2O fan air pressure
| Power Connector Type | 4-Pin |
| Voltage | 5 volts |
| Cooling Method | Air |
| Compatible Devices | Desktop, Laptop, Server, Smartphone, Tablet |
| Noise Level | 21 db |
| Maximum Rotational Speed | 5000 rpm |
| Air Flow Capacity | 4 cfm |
| Item Dimensions L x W x H | 1.57"L x 0.39"W x 1.57"H (4 x 1 x 4 cm) |
| Material Type | Polybutylene Terephthalate |
| Brand Name | coolerguys |
| UPC | 840556070337 |
| Manufacturer | Coolerguys |
| Number of Items | 1 |
| Unit Count | 1 Count |
| Model | 840556070337 |
| Part Number | 840556070337 |
| Product Dimensions (L x W x H) | 1.57"L x 0.39"W x 1.57"H (4 x 1 x 4 cm) |
| Brand | coolerguys |
| Material | Polybutylene Terephthalate |
Who Should Buy?
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Small Spaces
Ideal for users needing cooling in tight areas like desktops, laptops, or shelves where conventional fans won’t fit.
-
Low Noise Preference
Perfect for individuals who require a quiet environment as it operates at only 21dB, ensuring minimal disturbance.
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USB Devices
Great for anyone using USB-powered devices, offering immediate cooling without the need for multiple power outlets.
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Large Rooms
Not suitable for cooling larger areas as its airflow capacity of 4 CFM is limited for significant temperature reduction.
Product Description
Coolerguys 5V USB Fan, 4 Cubic Feet Per Minute, USB Connector: 8, Dimensions: 40x40x10mm, Fan Speed: 5000 RPM, Noise Level: 21dB, Life Expectancy: 40,000 Hrs, High-Cooling
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What are the dimensions of the Coolerguys 5V USB Fan?
Answer: The Coolerguys 5V USB Fan measures 40x40x10mm. This compact size makes it perfect for various applications such as cooling down electronics, refreshing small spaces, or even providing airflow in tight spots. Its small footprint doesn't compromise its performance, delivering an impressive fan speed of 5000 RPM while maintaining low noise levels of just 21dB, making it suitable for home offices or quiet environments. -
Question:
What is the fan speed of the Coolerguys USB Fan?
Answer: The Coolerguys 5V USB Fan operates at a fan speed of 5000 RPM. This high speed contributes to an efficient cooling capability, making it an excellent choice for users needing effective airflow for electronic devices or personal cooling. Whether you're working on a laptop, gaming console, or other equipment, this fan can help prevent overheating while ensuring a comfortable user experience. -
Question:
How much noise does the Coolerguys 5V USB Fan produce?
Answer: The noise level of the Coolerguys 5V USB Fan is only 21dB, which is remarkably quiet and allows for minimal disruption. This makes it an ideal choice for settings where silence is key, such as during work, study, or meditation sessions. Its low noise output means you can enjoy a cool breeze without the distraction of loud fan noise, enhancing productivity and comfort. -
Question:
What is the airflow capacity of the Coolerguys USB Fan?
Answer: The Coolerguys 5V USB Fan has an airflow capacity of 4 cubic feet per minute (CFM). This level of airflow is efficient enough to effectively cool small electronic devices or personal spaces. Whether you're using it to cool a computer case, gaming console, or just to circulate air in your workspace, this fan ensures that you maintain a comfortable environment without overwhelming power consumption. -
Question:
What is the expected life expectancy of the Coolerguys 5V USB Fan?
Answer: The expected life expectancy of the Coolerguys 5V USB Fan is approximately 40,000 hours. This extensive lifespan means that users can rely on this fan for long-term use without frequent replacements. It's perfect for anyone who needs consistent cooling over time, whether for personal comfort or to protect sensitive electronics from overheating. -
Question:
How is the Coolerguys USB Fan powered?
Answer: The Coolerguys 5V USB Fan is powered via a USB connection. This allows users the flexibility to connect it to various devices such as laptops, power banks, or USB adapters. The versatility of USB power means you can easily set it up in different locations, making it ideal for use at your desk, by your bedside, or even in your car when a USB outlet is available. -
Question:
What types of applications can I use the Coolerguys USB Fan for?
Answer: The Coolerguys 5V USB Fan can be used for a variety of applications, including cooling gaming consoles, providing airflow for computers, or refreshing small spaces at home or in the office. It's also a great companion for hobbyists who need additional cooling for electronic projects. Its compact design and effective cooling performance make it a versatile solution for numerous scenarios. -
Question:
Is the Coolerguys USB Fan suitable for sensitive electronics?
Answer: Yes, the Coolerguys 5V USB Fan is suitable for sensitive electronics due to its quiet operation at just 21dB and reliable airflow of 4 CFM. This makes it a great choice for cooling computers or other devices where noise levels must be minimized. Using this fan can help reduce the risk of overheating, thus extending the lifespan and performance of your valuable electronics. -
Question:
What benefits does the compact size of the Coolerguys USB Fan offer?
Answer: The compact size of the Coolerguys 5V USB Fan (40x40x10mm) offers numerous benefits, including portability and versatility. You can easily carry it around, making it ideal for travel or temporary setups. Its small footprint ensures it fits well in tight spaces, such as small desks or shelves, while still providing strong cooling performance, making it a practical option for both personal and professional use. -
Question:
Where can I buy the Coolerguys 5V USB Fan in Laos?
Answer: You can buy the Coolerguys 5V USB Fan from Ubuy in Laos. Ubuy offers a wide range of products including this fan, and provides a reliable shopping experience for customers. With Ubuy, you can expect a seamless process to find and purchase this high-performing USB fan, making it accessible for all your cooling needs.
coolerguys USB Fans Editorial Review
Coolerguys 5V USB Fan, featuring an air flow capacity of 4 cubic feet per minute, operates at a noise level of just 21dB, making it an excellent choice for quiet yet effective cooling. Users have reported significant temperature drops when used with devices like the Lenovo Legion Go, enhancing performance under high workloads. Its compact size allows it to fit into tight spaces, such as inside helmets or for cooling routers, while its dual USB connectors ensure no port is lost. Built with quality materials, this fan is praised for its sturdy construction and longevity, with an impressive life expectancy of 40,000 hours.
Customer Reviews & Ratings
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Pros
- Compact design for versatile applications
- Quiet operation at just 21dB
- Includes both male and female connectors
- Effective cooling for high-performance devices
- Durable construction for long-lasting use
Cons
- Might not fit all applications perfectly
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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LAK 347035
Order now and get it around Monday, October 12
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Dimensions: 40x40x10mm
- Rated Voltage: 5 Volts
- Fan Speed: 5000 RPM
- Airflow: 4 CFM
- Noise Level: 21 DBA
- Three-year replacement warranty
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