Add additional chassis cooling with a 90mm high flow case fan Dual ball bearing design 3-pin connector with tachometer wire Higher speed 2600 RPM operation This 9.25cm x 9.25cm x 25mm (2600 RPM) computer case fan helps prevent computer systems from overheating, thereby increasing efficiency and stability. Featuring a TX3 motherboard connection, the FAN9X25TX3H is a high-performance way to avoid overheating and system failure. The StarTech.com Advantage A dual ball bearing design ensures reliability and longer life A built-in tachometer allows for easy monitoring of the fan performance Higher performance fan with Increased air flow for warmer environments or higher performance components Additional Model #'s 225-FAN9X25TX3H FAN9X25TX3H UPC: 065030788946