Dell 84KR4 4TB SAS 7.2K 3.5" 12Gb/s Hard Drive Kit for PowerEdge R640 / R740 / R740XD / R940 / C6420 / MD1400 / MD1420 2Y4D5 This OEM replacement unit matches

This OEM replacement unit matches the original form factor and pinout for a direct drop-in swap

and equivalents all describe the same 8GB DDR3-1333 ECC RDIMM specification for Dell PowerEdge Gen11/12 platforms

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Dell 84KR4 4TB SAS 7.2K 3.5" 12Gb/s Hard Drive Kit for PowerEdge R640 / R740 / R740XD / R940 / C6420 / MD1400 / MD1420 2Y4D5 This OEM replacement unit matchesThe Dell 84KR4 (alt: ST4000NM0295 0NWXCG) is a 4TB 7. 2K RPM 3. 5 inch SAS 12Gb s 512e hot plug enterprise hard drive for Dell PowerEdge R640, R740, R740xd, R940, C6420, and Dell EMC MD1400 MD1420, delivering high capacity 12Gb s SAS near line spinning disk for Dell Gen14 enterprise server and storage deployments. Part Number: 84KR4 (alt: ST4000NM0295, 0NWXCG) Capacity: 4TB RPM: 7,200 RPM Interface: SAS 12Gb s Form Factor: 3. 5" LFF Hot Plug