5V DC Cooling Fan with 2Pin Dupont Cable 40x40x7mm

High-Performance 40x40x7mm 5V DC Cooling Fan for Electronics

The 40x40x7mm 5V DC Cooling Fan is a compact yet powerful cooling solution designed for a wide range of electronic projects and embedded systems. Whether you are building a Raspberry Pi setup, a mini PC, a 3D printer controller, or any microcontroller-based system, this brushless fan ensures stable airflow to keep your devices cool and protected. Its compact size, reliable sleeve bearing, and energy efficiency make it a perfect choice for hobbyists, engineers, and students working on long-running electronics. Sold by Bigyan Project, this fan meets both quality and affordability standards for STEM learners in Bangladesh.

Product Specifications

Features

• Compact 40x40x7mm size fits easily into tight enclosures
• Efficient 5V operation suitable for USB power sources
• Brushless motor for stable, long-term operation
• Multiple connector options for flexibility in wiring
• Low noise output, ideal for sensitive applications
• Durable sleeve bearing supports extended usage

Applications / Use Cases

• Cooling Raspberry Pi or other single-board computers
• Microcontroller projects like Arduino or ESP32
• 3D printer mainboards and stepper drivers
• Mini PCs and thin clients
• Router and modem cooling
• Battery management systems and power converters
• Robotics and IoT devices

User Guide / How to Use

• Connect the 2-pin Dupont connector to a 5V DC power supply
• Ensure correct polarity: red wire to VCC, black wire to GND
• Mount the fan using screws or adhesive inside your project enclosure
• Keep airflow unobstructed for optimal cooling
• Regularly check for dust or debris buildup

Frequently Asked Questions (FAQs)

• Q: Can I power this fan from a USB port?
  A: Yes, the 5V rating makes it ideal for USB-powered systems.
• Q: Is the fan noisy?
  A: No, the fan operates at just 25 dBA which is considered low noise.
• Q: Does it work with Raspberry Pi?
  A: Absolutely. It’s a perfect cooling solution for Raspberry Pi models.
• Q: Can I use it in a robotics project?
  A: Yes, it is widely used in robotics to cool motor drivers or controllers.
• Q: Where can I buy it in Bangladesh?
  A: You can purchase it directly from Bigyan Project, a trusted source for STEM tools and electronics.

Challenges and Considerations

• Sleeve bearings may wear out faster than ball bearings under heavy use
• Requires external 5V power source
• Ensure mounting space and orientation support proper airflow
• May not support variable speed control without modification

Compatibility

• Works with Raspberry Pi 3, 4, and Zero models
• Compatible with Arduino Uno, Nano, Mega
• Fits most standard 3D printer controller boards
• Supports use with Jetson Nano, Orange Pi, and similar SBCs
• Integrates easily with USB to Dupont power adapters

Future Enhancement Options

• Upgrade to ball-bearing version for extended durability
• Add PWM control for variable speed support
• Include dust filters for industrial or outdoor applications
• Use in parallel with multiple fans for higher airflow

Benefits

• Protects electronics from overheating
• Increases the lifespan of components
• Reduces performance throttling in processors
• Lightweight and energy-efficient
• Affordable cooling solution for hobby and educational use

Conclusion

The 40x40x7mm 5V DC Cooling Fan is a smart, affordable, and highly effective solution for electronics cooling needs. Its compact size and efficient performance make it ideal for a wide range of applications, from small computer systems to DIY electronics projects. Available now at Bigyan Project, this fan is a reliable choice for students, developers, and tech enthusiasts looking for quality at the right price.