140mm fan case fan rotations per minute 1 500 rpm max noise emission 258 db volume flow 1337 mh airflow 7869 cfm statischer druck 191 dimensions wxhxd 140 x 140 x 25 mm width 140 mm height 140 mm depth 25 mm fan bearing sso bearing operating power input 24 watt mtbf 150 000 hours port 4 pin nominal current 02 a leaf colour black frame colour grey