Dell Optiplex SFF/MT 9.5mm Slim UHD Blu-ray DVD Drive 

Model: BU40N 

D/PN: PVM4X

Compatible with:

DELL Optiplex 3040 3050 3060 SFF & MT

DELL Optiplex 5040 5050 5060 SFF & MT

DELL Optiplex 7040 7050 7060 SFF & MT