Featuring advanced aerodynamic design measures such as Flow Acceleration Channels and an AAO frame, the NF-A4x20 5V PWM is a PWM enabled 5V variant of Noctua s highly optimised, premium quality quiet 40x20mm fan. The custom designed NE-FD3 PWM IC that integrates Smooth Commutation Drive technology and Noctua s reference class SSO2 bearings guarantee superb running smoothness and excellent long-term stability. Topped off with modular cabling, the OmniJoin Adaptor Set and 6 years manufacturer s warranty, the NF-A4x20 5V PWM is a premium choice for demanding 5V applications that require PWM control.
| Performance | |
| Suitable location: | Computer case |
| Type: | Fan |
| Fan diameter: | 4 cm |
| Rotational speed (min): | 1100 RPM |
| Rotational speed (max): | 5000 RPM |
| Noise level (high speed): | 14.9 dB |
| Airflow: | 9.4 m³/h |
| Maximum air pressure: | 2.26 mmH2O |
| Mean time between failures (MTBF): | 150000 h |
| Design | |
| Fan connector: | 4-pin |
| Power | |
| Power consumption (typical): | 0.5 W |
| Voltage: | 5 V |
| Rated current: | 0.1 A |
| Weight & dimensions | |
| Width: | 40 mm |
| Depth: | 20 mm |
| Height: | 40 mm |
| Packaging content | |
| Screws included: |  |
| Other features | |
| Mounting hole pattern (W x D): | 32 x 32 mm |
| Logistics data | |
| Harmonized System (HS) code: | 84733080 |
