120mm fan case fan rotations per minute 3 000 rpm max noise emission 459 db volume flow 228 mh airflow 1342 cfm dimensions wxhxd 120 x 120 x 38 mm width 120 mm height 120 mm depth 38 mm fan bearing sleeve bearing series scythe ultra kaze mtbf 30 000 hours port 3 pin weight 225 g leaf colour black frame colour black