This Corsair Red LED AF140 140mm Case Fan is larger sized cooling fan for your custom build. Get some red highlights to heat up the look of case while keeping the temperature low with this Red LED 140mm Case Fan. AF140 Quiet Edition Single Pk. Air Series AF140 LED Red Quiet Edition. Corsair Air Series LED high airflow PC case fans combine efficient, low-noise airflow with striking LED lighting. The blades are custom-molded for optimal airflow, and they?re ultra-thin for less noise and turbulence. The sleeved bearing system reduces vibration for quiet operation. The fan blades are translucent, with a frosted texture, so the light from the four LEDs adds a dramatic effect. Af140 Quiet Edition Single Pk - CO-9050017-RLED.