Chief CMSFAN Fan Kit, 12V DC, Provides 100 CFM of Air Movement for AV Components in Above Tile Ceiling Applications

Keep ceiling‑stored AV, video conference and security electronics running reliably with the Chief by Legrand CMSFAN fan kit. Designed specifically for above‑tile ceiling housings, this exhaust fan delivers 100 CFM of targeted airflow to prevent thermal shutdown, reduce equipment failures and extend the life of cameras, encoders, switchers and conferencing components. The 12V DC fan is driven by an auto‑ranging 110–240V AC power supply with surge and filter protection, making it easy to deploy in global installations while protecting sensitive monitoring and surveillance gear. Built from durable steel with UL listing, the CMSFAN simply secures to Chief CMS491/CMS491C/CMS492/CMS492C housings using two screws and is compatible with the NAFT85 inline thermostat for automated, quieter cooling. Ideal for AV integrators, IT managers and security teams who need dependable thermal management in ceiling‑mounted enclosures, this fan kit keeps systems performing at peak levels. Add the Chief CMSFAN to your next installation to improve uptime and protect valuable AV and security equipment.

• Prevents overheating of above‑tile AV and security equipment with 100 CFM airflow to extend component life and reduce downtime
• Quick attach design fits Chief above‑tile housings (CMS491, CMS491C, CMS492, CMS492C) for fast installation in conference and comms spaces
• 12V DC fan with auto‑ranging 110–240V AC power supply and surge/filtering protects sensitive monitoring and surveillance electronics
• Works with NAFT85 inline thermostat for automated temperature control and quieter operation
• Robust UL Listed steel housing designed for discreet ceiling‑mount ventilation in video conference and security applications