be quiet! Pure Wings 3 140mm Computer case Fan 14 cm Black 1 pc(s)

The be quiet! Pure Wings 3 140mm is a case fan designed to provide quiet, efficient airflow for PC systems. It combines a low minimum rotational speed with a 1200 RPM maximum to deliver up to 97.5 m³/h of airflow while maintaining low noise levels. The fan is finished in black and matches a variety of system builds.

Advantages

This 140 mm fan offers a balance of low-noise operation and dependable performance with a maximum air pressure of 0.96 mmH2O. Its design emphasizes long-term reliability and straightforward compatibility with standard PC cases. The fan’s appearance follows the be quiet! aesthetic for easy visual integration into different configurations.

Suitable for

• Air circulation in mid-tower and full-tower computer cases
• Replacement or upgrade of existing 140 mm case fans
• Quiet cooling for office and home gaming PCs

Key specifications

• Fan diameter: 140 mm
• Maximum rotational speed: 1200 RPM
• Airflow: 97.5 m³/h
• Operating voltage range: 5–13.2 V
• Maximum air pressure: 0.96 mmH2O
• Colour: Black
• Weight: 0.178 kg

How to use

Install the fan in a compatible 140 mm mounting location inside the computer case, aligning the airflow direction according to your cooling layout. Connect the fan to a suitable fan header or controller that accepts the specified operating voltage. Secure the fan with screws or vibration-damping mounts and verify rotation and airflow after powering the system.

Recommendations

For best results, use this fan with a case airflow plan that balances intake and exhaust. If noise is a concern, operate the fan at lower voltage or control speeds via motherboard fan curves or an external controller.