high airflow,high air pressure,MCU control speed RATED VOLTAGE:DC 12VDCOPERATION VOLTAGE:10-13.2VDCSTART VOLTAGE:9.0VDCCOMSUMING CURRENT:1.30A(MAX2.0A)COMSUMING POWER:15.6W (MAX 24W)RATED SPEED:9600+-10% RPM(FRONT FAN) 8300+-10% RPM(REAR FAN)MAXIMUM AIR FLOW:79.91CFM(MIN 64.72CFM)MAXIMUM STATIC PRESSURE:69.42 mm H2OACOUSTIC NOISE:68.0dBALIFE EXPECTANCE:50,000 HOURS AT 40C 8056 server cooling fan