be quiet! Silent Wings 4 140mm PWM Case Fan - Black, 1100 RPM, FDB
140mm be quiet! Silent Wings 4 PWM case fan: 4-pin, FDB bearing, 250-1100 RPM, 13.6 dB(A), 51.3 CFM, 0.92 mmH2O pressure. Anti-vibration mounts, 300k hr MTBF, 0.5m cable. Ideal for silent high-end PC builds.
Available in 4–6 business days : 16 τεμάχιο
For any questions about this item, availability, or delivery times, please contact us at 22 270068
Ultimate silence meets top performance
The be quiet! Silent Wings 4 140mm PWM fan delivers whisper-quiet operation with impressive airflow, thanks to its 6-pole motor, optimized blades, and fluid dynamic bearing. Rated at just 13.6 dB(A) max, it’s perfect for high-end cases, radiators, and heatsinks where noise is unacceptable.
Featuring anti-vibration mountings to eliminate resonance, 4-pin PWM for precise speed control (250-1100 RPM), and a durable 300,000-hour lifespan. Includes both silicone pads and hard clips for versatile installation in any PC chassis.
- ✅ Extremely low noise: 13.6 dB(A) at full speed
- ✅ High airflow: 51.3 CFM / 87.16 m³/h
- ✅ Static pressure: 0.92 mmH2O for radiators
- ✅ 5-year warranty and made in China
- ✅ Black frame with 0.5m cable
| Suitable location | Computer case |
| Type | Fan |
| Fan diameter | 14 cm |
| Rotational speed (max) | 1100 RPM |
| Rotational speed (min) | 250 RPM |
| Noise level (high speed) | 13.6 dB |
| Maximum airflow | 51.3 cfm |
| Airflow | 87.16 m³/h |
| Maximum air pressure | 0.92 mmH2O |
| Pulse-width modulation (PWM) support | Yes |
| Bearing type | Fluid Dynamic Bearing (FDB) |
| Quantity per pack | 1 pc(s) |
| Mean time between failures (MTBF) | 300000 h |
| Product colour | Black |
| Fan connector | 4-pin |
| Certification | CE / ROHS / RU / UKCA / TÜV / WEEE |
| Power consumption (typical) | 3.6 W |
| Voltage | 5 - 13.2 V |
| Rated voltage | 12 V |
| Rated current | 0.3 A |
| Maximum current | 0.33 A |
| Width | 140 mm |
| Depth | 140 mm |
| Height | 25 mm |
| Weight | 220 g |
| Cable length | 0.5 m |
| Package width | 156 mm |
| Package depth | 206.5 mm |
| Package height | 31 mm |
| Package weight | 387 g |
| Screws included | Yes |
| Number of screws | 4 |
| Number of clips | 4 |
| Country of origin | China |
| Warranty | 5 years |
| Manufacturer Part Number (MPN) | BL099 |