Dell Optiplex 745 GX620 GX520 SFF Case Fan M8041 M8788
Dell P/N: P8402, M8041, KG316, M8788. Dell Optiplex 745 GX620 GX520 Case FanSFF (Small Form Factor). There are only 4 MARs in the United Kingdom. not suitable for ultra slim, desktop or tower version.