Description: New Dell computer cpu cooling fan. **This is just the fan, this part does not include the heatsink. This part is for the Small Form Factor (SFF) version of the models listed below only. If you have a different size computer this is not the correct part.

Compatible Part #'s: J50GH, 637NC.

Compatible Models:
Dell Optiplex 390, 790, 990, 9010
**Small form factor (SFF) models only