The CEBF0140401605-00 is a 40 x 40 x 16mm Clip-on BGA Cooler equipped with inbuilt black anodized aluminium extrusion heat sink (40 x 40 x 10mm), 5VDC fan with a Vapo bearing, 7600RPM speed, 5.5CFM air flow and 26dBA noise. Suitable for 40 x 40mm chipset.