Legendary silence, epic performance and featuresFor the highest performance, optimized fan blades, especially for heat sinks designed radiator corners and a speed switch with 3 selectable speed options, Silent Wings Pro 4 120mm PWM is the most progressive, performant, and versatile fan by be quiet!
| Performance | |
| Suitable location: | Computer case |
| Type: | Fan |
| Fan diameter: | 12 cm |
| Rotational speed (max): | 3000 RPM |
| Noise level (high speed): | 36.9 dB |
| Maximum airflow: | 83.9 cfm |
| Airflow: | 142.5 m³/h |
| Maximum air pressure: | 5.31 mmH2O |
| Pulse-width modulation (PWM) support: |  |
| Bearing type: | Fluid Dynamic Bearing (FDB) |
| Quantity per pack: | 1 pc(s) |
| Mean time between failures (MTBF): | 300000 h |
| Design | |
| Product colour: | Black |
| Fan connector: | 4-pin |
| Certification: | CE / ROHS / RU / UKCA / TÜV / WEEE |
| Power | |
| Power consumption (typical): | 3.6 W |
| Voltage: | 7 - 13.2 V |
| Rated voltage: | 12 V |
| Rated current: | 0.3 A |
| Maximum current: | 0.33 A |
| Weight & dimensions | |
| Width: | 120 mm |
| Depth: | 120 mm |
| Height: | 25 mm |
| Weight: | 227 g |
| Fan dimensions (W x D x H): | 120 x 120 x 25 mm |
| Cable length: | 0.5 m |
| Package width: | 141 mm |
| Package depth: | 192 mm |
| Package height: | 31 mm |
| Package weight: | 400 g |
| Packaging content | |
| Screws included: | |
| Number of clips: | 4 |
| Other features | |
| Country of origin: | Germany |
| Logistics data | |
| Harmonized System (HS) code: | 84733080 |
| Products per shipping (inner) case: | 40 pc(s) |
| Shipping (inner) case width: | 38.7 cm |
| Shipping (inner) case length: | 43.2 cm |
| Shipping (inner) case height: | 37.5 cm |
| Shipping (inner) case gross weight: | 17.2 kg |
