StarTech.com's 8cm x 8cm x 2.5cm (3 1/8 x 3 1/8 x 1) PC case fan is an add-in cooling fan made from polished aluminum, designed to fit most computers. This attractive case fan can be used to circulate cool air into the case or exhaust warm air out, preventing problems due to overheating components. A quiet running dual ball bearing DC motor coupled with a high efficiency blade design is capable of moving 26.6 CFM (cubic feet per minute) of air. Power is supplied to the fan using a TX3 Molex power connection. Because of its polished appearance, the FAN8X25T3AL gs well with professional cases constructed with aluminum.

The StarTech.com 12cm x 12cm x 2.5cm (4 3/4 x 4 3/4 x 1) PC case fan is an add-in cooling fan designed to fit most computers. It can be used to circulate cool air into the case or exhaust warm air out, preventing problems due to overheating components. A quiet running brushless ball bearing DC motor coupled with a high efficiency blade design is capable of moving 48 CFM (cubic feet per minute) of air. Power is supplied to the fan using a standard LP4 (hard drive power connector) pass through plug.