fan f9 pwm arctic co continuous operation

The main advantage and fundamental change over Arctic Fx PWM is the fact that they are designed for continuous operation. The difference is mainly in bearings where, instead of sliding, ball bearings are used. Technical specifications: Sound level: 0.4 sons Speed: 600 - 1800 rpm Air flow: 43 CFM/73.1 m3/h Bearings: double ball Dimensions: 92 D x 92 W x 25 V mm Weight: 85g