The PF97331B1-B00U-S99 is a fan assembly manufactured by Sunon. It consists of a 92x 92 x 32mm size DC brushless fan assembly, with a Type B class insulation system and a single ball bearing. The fan has a voltage rating of 12V and can provide up to a maximum airflow of 158.50 cubic feet per minute (CFM) and a static pressure of 24.14 millimeters of water (mmH2O). The fan assembly is UL approved and RoHS compliant.