140mm fan case fan rotations per minute 1 200 rpm max noise emission 2428 db volume flow 14259 mh airflow 108 cfm statischer druck 108 dimensions wxhxd 140 x 140 x 29 mm width 140 mm height 140 mm depth 29 mm fan bearing nb nanosli operating power input 144 watt series noiseblocker nb eloop mtbf 140 000 hours port 4 pin weight 202 g leaf colour white frame colour black