The Dell PowerEdge R440 Server is configured to accept these 4TB SAS 12G 3.5 7.2K w/X7K8W Tray, Hot-Plug Drives.
These Drives are interchangeable in the Dell PowerEdge R440 Server and are compatible with one another.
They are Genuine Dell Drives with Dell Firmware and Serial Numbers designed specifically for your Dell PowerEdge R440.