5V Silent Brushless Cooling Fan 40/50/60mm 2-Pin CPU PC
5V Silent Brushless Cooling Fan 40/50/60mm 2-Pin CPU PC
OUYUANSU 5V Silent Brushless Cooling Fan – 40mm / 50mm / 60mm
Keep your PC, 3D printer, or small appliances running cool and quiet with the OUYUANSU 5V 2-Pin Brushless Cooling Fan. Available in three compact sizes — 40×40×10mm, 50×50×10mm, and 60×60×10mm — this fluid bearing fan delivers impressive airflow at ultra-low noise levels, making it an ideal upgrade for any build that demands reliable thermal management without the distraction of loud fan noise.
Made in Mainland China.
Key Features
- Ultra-Silent Operation: Runs at just 20dBA, keeping your workspace or rig whisper-quiet during heavy use.
- Fluid Bearing Technology: Ensures smooth, stable rotation with excellent corrosion resistance and a rated lifespan of up to 50,000 hours for long-lasting performance.
- 7-Blade Design: Optimized blade geometry maximizes airflow while minimizing turbulence and noise.
- Multi-Size Options: Choose from 40×40×10mm, 50×50×10mm, or 60×60×10mm to fit your exact application.
- 5V DC Power: Powered at a safe, low-voltage 5V DC (0.2A, 1.2W) — compatible with USB power sources and standard PC headers.
- 2-Pin Connector: Simple plug-and-play connection with standard 2-line wiring.
- Fan Speed: 3,500–3,800 RPM for consistent, reliable airflow.
- CE Certified: Meets European safety and electromagnetic compatibility standards.
Specifications
| Voltage | DC 5V |
| Current | 0.2A |
| Power | 1.2W |
| Fan Speed | 3,500 – 3,800 RPM |
| Noise Level | 20 dBA |
| Bearing Type | Fluid Bearing |
| Blade Count | 7 |
| Connector | 2-Pin |
| Available Sizes | 40×40×10mm | 50×50×10mm | 60×60×10mm |
| Rated Lifespan | Up to 50,000 hours |
| Certification | CE |
| Origin | Mainland China |
Wide Range of Applications
This versatile cooling fan is suitable for a broad range of devices and systems, including:
- PC CPU heatsinks and chassis cooling
- 3D printers (hotend and electronics cooling)
- Humidifiers and aromatherapy diffusers
- Small home appliances
- Communication equipment and server boards
- Industrial control panels
- Electronic components requiring compact, efficient airflow
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Frequently Asked Questions
Q: What sizes does this 5V brushless cooling fan come in?
A: This fan is available in three sizes: 40×40×10mm, 50×50×10mm, and 60×60×10mm. All sizes operate at 5V DC with a 2-pin connector, making them easy to integrate into a wide variety of cooling setups.
Q: Is this cooling fan compatible with a standard USB power source?
A: Yes. Since the fan runs on 5V DC at only 0.2A (1.2W), it can be powered by a standard USB port or USB power adapter, in addition to PC motherboard headers and other 5V DC power supplies.
Q: How quiet is this fan during operation?
A: This brushless cooling fan operates at just 20dBA, which is considered near-silent for most environments. The fluid bearing design and 7-blade configuration work together to minimize turbulence and mechanical noise even at 3,500–3,800 RPM.
Q: What is the expected lifespan of this fan?
A: The fan is rated for up to 50,000 hours of continuous operation, thanks to its high-quality fluid bearing. This makes it a durable, long-term solution for both personal and light industrial cooling applications.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.