120mm fan case fan rotations per minute 500 rpm max noise emission 75 db volume flow 4162 mh airflow 245 cfm dimensions wxhxd 120 x 120 x 25 mm width 120 mm height 120 mm depth 25 mm fan bearing double ball bearing series scythe slip stream mtbf 350 000 hours port 3 pin weight 118 g nominal current 004 a leaf colour black frame colour black