- This CORSAIR 140 mm fan is perfect for high-end setups, thanks to its 1600 rpm speed- At 30 mm thickness, it supports larger blades, boosting static pressure for optimal cooling - It's PWM controlled, so it'll adjust the speed based on the temperature of your hardware - AirGuide technology creates a concentrated airflow that's easy to direct at the hottest components - The super-quiet magnetic dome bearing ­keeps the friction and noise to a minimum - Its fibre-reinforced frame and liquid crystal polymer blades are strong and durable