140mm fan case fan rotations per minute 2 000 rpm max noise emission 37 db volume flow 1648 mh airflow 97 cfm statischer druck 3 dimensions wxhxd 140 x 140 x 25 mm width 140 mm height 140 mm depth 25 mm fan bearing magnet bearing port 4 pin nominal current 025 a led colour blue leaf colour transparent frame colour black