Sunon EE92251S3-D020-C99 Cooling Fan- X755M Sunon Cooling Fan Model: EE92251S3-D020-C99 Dell P/N: X755M- A01 DC12V/ 1.26W/ 3-Wire Compatible Models: Dell Inspiron 537 545 546 MT 560 560 MT 570 580 580 MT 580s 620 MT 660, Dell Studio 7100 XPS 7100 XPS 8000 XPS 8100 XPS 9100, Dell Vostro 230 230 MT 230 ST 260 260S 270, Dell OptiPlex 3010 390