be quiet! SILENT WINGS 4 120mm PWM

be quiet! SILENT WINGS 4 120mm PWM

Virtually inaudible, excellent cooling

Highlights:

• Silent Wings 4 120mm combines all the features of a virtually inaudible fan with those of an extremely high-performance fan and is the perfect choice for the most demanding applications. 
• Optimized fan blades for highest performance 
• Small distance between frame and fan blades and funnel-shaped air outlets ensures maximum air pressure 
• Virtually inaudible operation at ordinary speeds 
• 6-pole fan motor and Fluid Dynamic bearings for minimal vibration 
• Anti-vibration mounts with push-pins and optional screw mounts 
• PWM controlled fan speed via mainboard
• Extremely long life of up to 300,000 hours 
• High-quality appearance with high-gloss fan sticker in noble black 

Technical data:

• Dimensions (L x W x H): 120 x 120 x 25 mm 
• Bearing technology: FDB 
• Connector plug 4-pin PWM
• Motor technology: 6-pole fan motor 
• Weight incl. connection cable: 190 g 
• Push Pin Mounting 
• Screw mounting 
• 3-pin connector plug 
• 500 mm cable length 
• Air Flow @ 100% PWM / 12V (CFM / m3/h): 48.7 / 82.74 
• Air Pressure @ 100% PWM / 12V (mm H2O): 1.79 
• Loudness @ 100% PWM / 12V (dB(A)): 18.9 
• Life expectancy @ 25 °C (hours): 300,000