An intelligent fan system designed for cooling audio video, DJ, server, network, and IT equipment racks. Protects rack-mount equipment from overheating, performance issues, and shortened lifespans. Programmable thermostat controller with automated speed control, alarm warnings, and backup memory. Premium anodized aluminum construction with CNC-machined detailing for a professional appearance. Size: 2U Rack Space Design: Exhaust Airflow: 50 to 220 CFM Noise: 10 to 36 dBA Bearings: Dual Ball