Dell TDSourcing - Hard drive - encrypted - 4 TB - hot-swap - 3.5 - SAS 6Gb/s - NL - 7200 rpm - FIPS 140-2 - Self-Encrypting Drive (SED) - for Dell PowerEdge R320/ R415/ R420/ R515/ R520/ R720/ T320/ T420/ T620/ PowerVault MD3200