be quiet! Silent Wings 4 PWM / 140x140x25

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PC Case Fan be quiet! Silent Wings 4 PWM, 140x140x25 mm, <13.6db, 51.3 CFM, 1100RPM, 7 blades, Fluid-dynamic bearing, PWM, 4pin, Black . Model Silent Wings 4 140mm PWM Dimensions (mm) 140 Color option Black Fan speed at 100% PWM / 12V (rpm) 1100 Noise level at 100% PWM / 12V (dB(A)) 13.6 Airflow at 100% PWM / 12V (CFM / m3/h) 51.3 / 87.2 Air Pressure at 100% PWM / 12V (mm H2O) 0.92 Dimensions (L x W x H), (mm) 140 x 25 x 140 Weight incl. fixed cables (g) 220 Bearing technology FDB Motor technology 6-pole fan motor Push pin fixing ✓ Screw fixing ✓ Connector 4-pin PWM Cable length (mm) 500 Cable sleeve ✓ Airflow at 100% PWM / 12V (CFM / m3/h) 51.3 / 87.2 Air Pressure at 100% PWM / 12V (mm H2O) 0.92 Noise level at 100% PWM / 12V (dB(A)) 13.6 Lifespan (h / 25°C) 300,000 Zero RPM mode ✓