120mm fan case fan rotations per minute 1 900 rpm max noise emission 265 db volume flow 1212 mh airflow 7134 cfm dimensions wxhxd 120 x 120 x 25 mm width 120 mm height 120 mm depth 25 mm fan bearing nb nanosli operating power input 205 watt series noiseblocker nb eloop mtbf 140 000 hours ports 3 pin 4 pin weight 123 g