The Chief CMSFAN 12V DC Fan Kit provides the necessary cooling needed for AV components stored in above-tile ceiling applications. Features: Power supply is auto-ranging from 110 to 240 VAC and 50 or 60 Hz Provides 100 CFM of air movement Intended for use with Chief plenum rated ceiling storage boxes CMS491, CMS491C, CMS492, & CMS492C Simply assembles to plenum housing using 2 screws Also compatible with NAFT85 inline thermostat Specifications: Assembly Required: YES Certifications:...