The Dell PowerEdge T20 Server is configured to accept these 250GB SATA 3G 3.5 7.2K w/F238F Tray, Hot-Plug Drives.
These Drives are interchangeable in the Dell PowerEdge T20 Server and are compatible with one another.
They are Genuine Dell Drives with Dell Firmware and Serial Numbers designed specifically for your Dell PowerEdge T20.