−7%
 be quiet! Silent Wings 4 PWM fan
120 mm, 1 xPrice in EUR including VAT
Free shipping starting at 39,–
This case fan allows for speed control via pulse width modulation using a PWM-capable motherboard. This dynamically adjusts the fan speed to the current operating conditions, minimizing unnecessary noise generation.
Fan dimension  | 120 mm | 
Items per sales unit  | 1 x | 
power connector  | 4-pin PWM  | 
input voltage  | 12 V | 
Airflow  | 82.70 m³/h | 
Max. noise level  | 18.90 dB | 
LED colour  | without LED  | 
Item number  | 21464551 | 
Colour  | Black  | 
Exact colour description  | Black  | 
Fan dimension  | 120 mm | 
PC fan type  | PWM fan  | 
Fan type  | Silent | 
Max. Speed  | 1600 RPM | 
Max. noise level  | 18.90 dB | 
Airflow  | 82.70 m³/h | 
Static pressure  | 1.79 mmH20 | 
LED colour  | without LED  | 
Fan mounting  | Screws  | 
Fan bearing type  | Fluid Dynamic bearing | 
Speed regulation  | Fan control | 
power connector  | 4-pin PWM  | 
Power consumption (active)  | 1.44 W | 
input voltage  | 12 V | 
Cable length  | 0.50 m | 
Electric current  | 0.12 A | 
Items per sales unit  | 1 x | 
Scope of delivery  | Fan, Push pins, Rubber and plastic corners  | 
Country of origin  | China  | 
CO₂-Emission  | |
Climate contribution  | 
Length  | 120 mm | 
Width  | 120 mm | 
Height  | 25 mm | 
Weight  | 190 g | 
Length  | 20 cm | 
Width  | 15 cm | 
Height  | 4 cm | 
Weight  | 340 g | 
Product Safety  | 
How often does a product of this brand in the «PC fans» category have a defect within the first 24 months?
Source: GalaxusHow many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?
Source: GalaxusHow often is a product of this brand in the «PC fans» category returned?
Source: Galaxus