The AC Infinity Aircom S8, S9 & S10 Large component cooling modules are the ideal cooling solution for any full-width AV component. These well-built coolers are equipped with three ultra-quiet blower fans capable if moving up to 210 CFM of warm air away from your component and is ideal for AV receivers and processors. The Aircom S large component coolers provide a choice of front, rear or top exhaust vent also feature two thermal trigger modes and four-speed control optionsAC Infinity Aircom S8, S9 & S10 Key Features: A quiet fan system designed for cooling receivers, amplifiers, DVRs, and other AV components. Protects components from overheating, performance issues, and shortened lifespans. Programming features two thermal trigger modes and four-speed control options. Contains three dual-ball bearing blowers with PWM-controlled motors to minimise noise. S10 Exhaust: Front | Airflow: 4530 LPM | Noise: 24 dBA S8 Exhaust: Rear | Airflow: 4530 LPM | Noise: 24 dBA S9 Exhaust: Top | Airflow: 5964 LPM| Noise: 21 dBA Dimensions (WHD) 432mm X 38mm X 343mm