The Dell PowerEdge 1950 Server is configured to accept these 4TB SAS 6G 3.5 7.2K F9541 Tray, Hot-Plug Drives.
These Drives are interchangeable in the Dell PowerEdge 1950 Server and are compatible with one another.
They are Genuine Dell Drives with Dell Firmware and Serial Numbers designed specifically for your Dell PowerEdge 1950.