120mm fan case fan rotations per minute 1 300 rpm max noise emission 265 db volume flow 1261 mh airflow 7425 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 4 pin weight 122 g leaf colour black frame colour black