be quiet! Silent Wings 4 140 mm PWM high-speed

Silent Wings 4 140mm PWM high-speed combines all features of a virtually inaudible with an extremely performant fan for the most demanding applications.

Features:

Optimized fan blades for the highest performance on heat sinks

Small tip clearance and a fan frame with funnel-shaped air outlets for extremely high air pressure

Very silent operation even at maximum speed

6-pole fan motor and fluid-dynamic bearing for less vibration and very smooth operations

Anti-vibration mounting with push pins and screwed installation option

Super-long lifespan of up to 300,000 hours

Elegant look with high-grade fan sticker in an all-black design

Technical data:
Dimensions: 140 x 140 x 25 mm
Connector: 4-pin PWM
Cable length: 500 mm
Fan speed at 100% PWM/12 V: 1,900 U/min
Noise level at 100% PWM/12 V: 29.3 dB(A)
Air flow at 100% PWM/12 V: 78.4 CFM / 133.20 m³/h
Air pressure at 100% PWM/12 V: 2.36 mm H2O
Rated Voltage: 12 V DC
Operating voltage: 5 - 13.2 V DC
Lifespan at 25 °C: 300,000 hours
Current consumption: 0.40 A
Safety current: 0.40 A
Input power: 4.8 W

Scope of delivery:
be quiet! Silent Wings 4 140 mm PWM high-speed
four screws
four push pins