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be quiet! Pure Wings 3 140mm Quiet PWM High-Speed Case Fan | White Fan | Speed-regulating Closed Loop Motor| Extraordinary Air Pressure | BL113
- Innovative closed loop motor keeps the rpm no matter the air resistance
- Optimized fan frame for outstanding performance on radiators
- Newly designed fan blades and re-arranged angle for extraordinary air pressure
- Pure Wings 3 140mm PWM high-speed White can be operated with very low minimum rpm for very quiet operation
- Long life rifle bearing gives an operating lifetime of 80,000 hours
- Product conception, design and quality control in Germany
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Pure Wings 3 140mm PWM high-speed White are the perfect addition to demanding PCs with extraordinarily high performance and progressive features such as a speed-regulating closed loop motor.
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- Return for replacement within: 90 days
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The be quiet! Pure Wings 3 BL113 is a white 140mm PWM case fan suited to PC builders who want strong airflow for case ventilation or radiator cooling, with a closed-loop motor designed to maintain speed against air resistance.
Recommended For
- PC builders adding a 140 mm radiator or heatsink fan who want PWM speed control and airflow designed to handle resistance.
- White-build owners replacing or adding a single 140 mm case fan who prefer a plain, non-illuminated look.
- Builders tuning case airflow with a motherboard PWM curve who want a fan that can run slowly at idle and ramp up when cooling demand rises.
- PC builders looking for a 140 mm replacement fan for a radiator-cooled system without stepping up to a premium fan line; testing found it performed competitively with a Silent Wings 4 in one 280 mm AIO setup.
Real-World Use Scenarios
- When adding a 140 mm fan to a compatible AIO radiator, use it to move air through the radiator; its frame and motor are designed to maintain airflow against that resistance, helping cool the CPU under load.
- When a tower CPU cooler needs a replacement or additional 140 mm fan, use this model to push air across the heatsink; testing has evaluated it on an air cooler as well as a radiator.
- When improving airflow in a compatible PC case, install it as a front intake or top/rear exhaust to help move warm air through the case; the actual effect depends on the case layout and the rest of the cooling setup.
- For a system that should stay quieter during light use, connect it to a 4-pin PWM header and set a fan curve that lowers speed when cooling demand is low; the fan supports low-speed operation, while higher speeds can be used when needed.