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AWD-IT.co.uk£25.82Visit shop Be Quiet Black Be Quiet! Pure Wings 3 140Mm Pwm Triple Pack Fan - Bl139
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The be quiet! Pure Wings 3 140mm PWM Triple Pack is designed for enthusiasts who demand reliable, low-noise cooling performance for their PC case or radiator setups. By utilizing optimized blade angles and a specialized frame design to minimize air leaks, these fans deliver high static pressure and efficient airflow for demanding builds, though they are specifically tuned for a maximum speed of 1200 RPM, which may not satisfy users looking for extremely high-velocity industrial-level cooling.
| Colour | Black |
|---|---|
| Model Part Number | BL139 |
| Brand | be quiet! |
Yes, the optimized frame design and blade angles are specifically intended to provide the high static pressure required for radiator cooling.
The be quiet! Pure Wings 3 fans are covered by a 3-year manufacturer's warranty.
No, these are standard black fans without integrated RGB lighting, focusing entirely on performance and aesthetics.
The fan comes with a cable length of 0.46 meters, which is sufficient for most standard PC case configurations.
PWM support allows your motherboard to precisely control the fan speed based on real-time temperature, rather than running at a constant speed.
Yes, the triple pack includes the necessary mounting screws for installation in a standard PC case.
Ensure the fan header in your BIOS is set to 'PWM' mode rather than 'DC' or 'Voltage' mode.
Check if any cables are touching the fan blades, and verify that the mounting screws are tight and not causing vibration against the case chassis.
Verify that the 4-pin PWM cable is fully seated in a motherboard header that supports RPM sensing.
Installation is straightforward as these fans use standard 140mm mounting points and 4-pin PWM connectors. Ensure your motherboard has enough available headers; if not, a powered PWM fan hub is recommended. When installing, orient the airflow direction by following the indicator arrows on the side of the frame. To maintain peak performance, periodically clean the blades with a can of compressed air every 6 months to prevent dust buildup, which can cause imbalance and increase noise. Ensure all mounting screws are snug but not overtightened to prevent frame warping.
