FAN, BETAV TA450DC B35502-35 Y4574 12VDC 1.40A, 4-WIRE, 120x38mm Brand New ONLY from PartsCollection (also with 4x Rubber Pins) Dell P/N: Y4574 Fan, (Can't use in HP computer) Manufacturer may vary: Delta AFC1212 / NMB / DATECH / Nidec Dimensions: 120x120x38 MM; (4.7 x 4.7 x 1.5 INCH) Connector: 4-Wire with 5-Pin Dell's Plug