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Silver 3.5 inch enterprise hard drive with SAS connectors

Seagate

Seagate Exos X16 ST16000NM002G 16TB SAS 12Gb/s 7200 RPM 256MB 3.5in internal hard drive

SKU CH-CBSJ-SKEDF

Enterprise 16 TB SAS drive with 7200 RPM, 256 MB cache and helium-sealed CMR platters for server workloads

  • InterfaceSAS 12Gb/s
  • Capacity16TB
  • Recording TechnologyCMR
  • RPM7200 RPM
  • Cache256MB
  • FeaturesDual Port, Hot-Swap, Error Correcting Code, Helium Sealed
  • 16 TB capacity stores massive datasets
  • SAS 12Gb/s interface delivers 261 MB/s sustained throughput
  • Helium-sealed 7200 RPM design reduces turbulence for consistent performance
  • Dual-port SAS with hot-swap support enables redundant paths and zero-downtime maintenance
  • CMR recording with 256 MB cache ensures reliable writes for enterprise workloads

16TB SAS Enterprise Drive

The Seagate Exos X16 ST16000NM002G is a 16TB 3.5in internal hard drive built for enterprise workloads. It uses a SAS 12Gb/s interface, spins at 7200 RPM, and carries a 256MB cache. Helium sealing and CMR recording technology support sustained throughput in multi-drive environments.

Servers and Storage Arrays

This drive suits administrators deploying enterprise servers, storage arrays, cloud platforms or backup archives that require dual-port SAS connectivity and hot-swap capability. It is not for systems lacking a SAS controller or backplane, nor for users who need a direct-attached drive for a standard desktop motherboard.

SAS 12Gb/s Interface Requirement

The single specification that decides compatibility is the SAS 12Gb/s interface, which demands a compatible host bus adapter or RAID controller. Without that infrastructure the drive cannot operate, regardless of capacity or spindle speed.

Highlights

  • 16 TB capacity stores massive datasets
  • SAS 12Gb/s interface delivers 261 MB/s sustained throughput
  • Helium-sealed 7200 RPM design reduces turbulence for consistent performance
  • Dual-port SAS with hot-swap support enables redundant paths and zero-downtime maintenance
  • CMR recording with 256 MB cache ensures reliable writes for enterprise workloads

Specifications

BrandSeagate
SeriesExos X16
ModelST16000NM002G
Part Number2KH203-003
InterfaceSAS 12Gb/s
Capacity16TB
Recording TechnologyCMR
RPM7200 RPM
Cache256MB
FeaturesDual Port, Hot-Swap, Error Correcting Code, Helium Sealed
Form Factor3.5"

Questions about this item

What throughput does the SAS 12Gb/s interface actually deliver on this drive?

The SAS 12Gb/s interface supports a sustained data transfer rate up to 261 MB/s in practice.

What physical space and mounting does the 3.5in form factor require?

It fits a standard 3.5in drive bay and uses the standard SAS dual-port connector for backplane or cabled installation.

How is the helium-sealed drive installed, and what step is often missed?

Mount it in a 3.5in bay, connect both SAS ports for dual-path redundancy, and ensure the controller is set for 12Gb/s operation.

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