120mm fan case fan rotations per minute 1 500 rpm max noise emission 165 db volume flow 858 mh airflow 505 cfm statischer druck 163 dimensions wxhxd 120 x 120 x 25 mm width 120 mm height 120 mm depth 25 mm fan bearing liquid bearing operating power input 24 watt series be quiet shadow wings 2 pwm mtbf 300 000 hours port 4 pin weight 180 g nominal current 012 a leaf colour black frame colour black