140mm fan case fan rotations per minute 2 000 rpm max noise emission 315 db volume flow 1825 mh airflow 10742 cfm dimensions wxhxd 140 x 140 x 25 mm width 140 mm height 140 mm depth 25 mm fan bearing sso2 bearing operating power input 24 watt mtbf 150 000 hours port 4 pin nominal current 01 a leaf colour black frame colour brown