The PF75302B3-1B00U-A99 from Sunon is a DC blower with a 75x30mm frame size and 24VDC input voltage. It is a centrifugal fan with two ball bearing construction. The fan is designed to move large volumes of air at low static pressures with a low noise level. It also has a ball bearing system that provides higher temperature resistance and extended reliability. The fan is rated to operate at 28.2CFM (Cubic Feet per Minute) and 1.7watts. It is ideal for use in electronic cooling applications such as computers, servers, networking gear, and other electronics.