140mm fan case fan blade geometry a series with flow acceleration channels frame technology aao motor type three phase material fibre glass reinforced polyamide ingress protection ip52 delivery fan 4 fan screws warranty 6 years rotations per minute 2 000 rpm max noise emission 315 db volume flow 1825 mh airflow 10742 cfm dimensions wxhxd 140 x 140 x 25 mm width 140 mm height 140 mm depth 25 mm fan bearing sso2 bearing operating power inp