be quiet! Silent Wings 4 120mm PWM High-Speed Case Fan - Black (Retail)
High-performance 120mm case fan with 2500 RPM, 76.7 CFM airflow, and 31.2 dB noise. Features 6-pole motor, FDB bearing, 4-pin PWM control, and 300,000-hour lifespan. Includes mounting hardware.
Please Note
The website is currently being actively developed, you are welcome to place the order and in 99% of the cases your order will be processed as usual, but in some cases there may be a delay or the price may change. We will notify you if there are any issues.
Discontinued
This item was discontinued and currently is not available for order on our website. The item may become available soon. Please contact us if you need more information regarding the upcoming arrivals.
| Cooling (CPU & Case) - Device Type | Case Fan |
|---|---|
| Cooling (CPU & Case) - Fan Size | 120 mm |
| Cooling (CPU & Case) - Lightning | None |
| Cooling (CPU & Case) - Connector | 4-Pin PWM |
| Cooling (CPU & Case) - Color | Black |
| Cooling (CPU & Case) - Special Features | Industrial / High Speed Low Noise |
High-Performance Cooling with Silent Operation
The be quiet! Silent Wings 4 120mm PWM High-Speed is engineered for demanding PC builds that require both maximum cooling performance and minimal noise. Featuring a 6-pole motor with 3-phase technology, this fan delivers up to 2500 RPM and 76.7 CFM of airflow while maintaining a maximum noise level of just 31.2 dB(A). The advanced fluid-dynamic bearing (FDB) ensures exceptional durability with a rated lifespan of 300,000 hours, supported by a comprehensive 5-year warranty.
Optimized blade design and a funnel-shaped frame minimize turbulence and maximize static pressure (3.96 mm H2O), making this fan ideal for CPU coolers, radiators, and case cooling applications. Pre-installed anti-vibration mounts further reduce noise transmission to your chassis. The 4-pin PWM connector enables precise speed control via your motherboard, while the 500mm cable with protective sleeve ensures flexible installation options. Backed by be quiet!'s reputation for quality and performance, this fan combines silence with power for the most demanding cooling scenarios.
- Maximum speed: 2500 RPM with 76.7 CFM airflow
- Noise level: 31.2 dB(A) at full speed
- Advanced FDB bearing for 300,000-hour lifespan
- 6-pole motor with 3-phase technology for low vibration
- 4-pin PWM connector for motherboard control
- Pre-installed anti-vibration mounts included
- Static pressure: 3.96 mm H2O for demanding applications
- 5-year manufacturer warranty
| Device Type | Case Fan |
| Fan Size | 120 mm |
| Maximum Speed | 2500 RPM |
| Maximum Airflow | 76.7 CFM / 130.3 m³/h |
| Maximum Static Pressure | 3.96 mm H2O |
| Noise Level (Maximum) | 31.2 dB(A) |
| Bearing Type | Fluid Dynamic Bearing (FDB) |
| Motor Type | 6-pole motor with 3 phases |
| Connector Type | 4-pin PWM |
| Cable Length | 500 mm |
| Rated Voltage | 12 V DC |
| Operating Voltage Range | 5 - 13.2 V |
| Rated Current | 0.2 A |
| Power Consumption | 2.4 W |
| Mean Time Between Failures (MTTF) | 300,000 hours |
| Warranty | 5 years |
| Dimensions (Fan Unit) | 120 x 120 x 25 mm (W x D x H) |
| Weight (Fan Unit) | 190 g |
| Color | Black |
| Mounting Options | Push pins and screw fixing |
| Anti-Vibration Mounts | Pre-installed |
| Included Accessories | 4 screws, 4 plastic clips, anti-vibration mounts |
| Lighting | None |
| Daisy-Chain Compatible | No |
| Certifications | CE, RoHS, RU, UKCA, TÜV, WEEE |
| Country of Origin | China |