40x40x20mm 12VDC Cooling Fan – Quiet, Reliable Airflow for Electronics and PCs

Efficient 12V DC Cooling Fan for Small Spaces

Looking for a compact yet powerful cooling solution? This 40x40x20mm 12VDC fan from Top Motor is designed to deliver reliable airflow in tight spaces. It’s perfect for keeping your PC, 3D printer, or other electronics running cool and efficiently.

40mm Computer Fan Features & Technical Details

• Voltage: 12V DC (Direct Current)
• Current: 0.25A
• Dimensions: 40mm x 40mm x 20mm
• Manufacturer: Top Motor (DF124020BH)
• Blades: 5 for smooth, quiet operation
• Connector: 3-Pin (+12V, GND, RPM monitoring)
• Cable Length: 18 inches – great for flexible installations
• Mounting Holes: 4 x 3.5mm diameter, easy to install wherever you need
• Quantity: 1 fan included

Why Choose a Small 12V Fan?

The 40x40x20mm 12VDC fan is an excellent choice for cooling small electronics, compact computer cases, mini PCs, and media players. Its 3-pin connector offers RPM monitoring to keep track of performance, while the low-profile design ensures it fits into almost any enclosure. Whether you need a replacement 40mm fan for your PC or a quiet 12V fan for custom electronics projects, this model combines ease of use with dependable results.

Common Applications for the 40x40x20mm 12VDC Fan

• PC or laptop cooling
• 3D printer heat management
• Cooling for routers, DVRs, and gaming consoles
• Replacement fan for power supplies
• DIY Raspberry Pi or Arduino projects
• Electronics that need compact airflow solutions

Easy Installation & Reliable Performance

This 40mm fan is easy to mount with standard holes and provides stable airflow to prevent overheating. With RPM monitoring and an 18-inch cable, connecting and managing your fan is simple and hassle-free. Enjoy quiet, efficient cooling for all your sensitive devices.