Eathtek Replacement CPU Cooling Fan with Heatsink For IBM Lenovo W500 T500 series, Compatible part number 45N5492 45N5493 Compatible Model Numbers: IBM Lenovo W500 T500 Replacement and high quality,Replace your faulty, cracked or broken fan. Each fan is tested before shipping All pictures are taken from the real item, please check carefully before bidding. Notes: The fans are produced by Forcecon,ADDA,Sunon,Kipo or any other manufacturers,you may receive any depending on the stocks.