For the custom system builder looking to enhance their cooling capabilities while reducing distracting fan noise, the be quiet! 140mm Silent Wings 4 PWM High-Speed Case Fan delivers an ideal solution with high-quality performance and near-silent operation.
Designed to fit in a variety of cases, the 140mm Silent Wings 4 PWM High-Speed fan offers a max speed of 1900 rpm, delivering 78.4 cfm airflow, keeping your components nice and cool even during heavy operation. At a full 100% operation, the fan ensures near-silent 29.3 dB noise level, preventing obnoxious distractions while you are recording and streaming your games or enjoying your favorite media. The six-pole motor saves power by optimizing consumption and reducing vibration, giving you an increased lifespan up to 300,000 hours. Dual mounting options allow you to secure the fan directly to your case, heatsink, or radiator for greater flexibility.
Small tip clearance and a fan frame with funnel-shaped air outlets deliver high air pressure to keep your system nice and cool under heavy loads
Anti-vibration mounting works with push pins and screw options allow for seamless installation of radiators, heatsinks, and standard case mounting
Elegant look with high-grade fan sticker in an all-black design
The fan offers a 4-pin PWM connector allowing you to connect it to your motherboard directly or to splitters, depending on your setup
be quiet! Silent Wings 4 Specs
| Cooler Type | Case Fan |
| Bearing Type | Fluid Dynamic Bearings (FDB) |
| Connectors | 4-Pin |
| Control Method | PWM (Pulse Width Modulation) |
| Fan Size | 140 mm |
| Fan Thickness | 1.0" / 25.00 mm |
| Fan Speed | 1900 rpm |
| Static Pressure | 2.36 mm H2O |
| Noise Level | 29.3 dBA |
| LED | None |
| Maximum Airflow | 78.4 CFM |
| Power Consumption | 4.8 W |
Packaging Info
| Package Weight | 0.865 lb |
| Box Dimensions (LxWxH) | 8.25 x 6.35 x 1.35" |
In the Box
- be quiet! 140mm Silent Wings 4 PWM High-Speed Case Fan (Black)
- Mounting Kit Set
- 5-Year Manufacturer Warranty
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