Seagate Exos X28 28TB Enterprise Hard Drive

Brand: Seagate | Category: Enterprise HDDs

SKU: ST28000NM004D | Part #: ST28000NM004D | MPN: ST28000NM004D

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About the Seagate Exos X28 28TB Enterprise Hard Drive

The Seagate Exos X28 is a 28TB enterprise-class nearline hard drive engineered for high-capacity storage infrastructure requiring maximum density and reliability. Built on conventional magnetic recording (CMR) technology, the X28 delivers sequential performance optimized for large-scale data center deployments, particularly in hyperscale and cloud environments where cost-per-TB economics drive architecture decisions.

Designed for continuous operation in demanding multi-bay enclosures, the Exos X28 combines 28TB capacity in a standard 3.5-inch form factor, enabling organizations to maximize storage density within existing rack and power constraints. The drive integrates Seagate's enterprise-grade reliability features and thermal management to support continuous-duty cycles in temperature-controlled data center environments.

The X28 addresses the enterprise segment's transition toward higher-capacity nearline drives for secondary storage, archival integration, and cost-optimized refresh cycles targeting 2025–2026 deployments. Early adoption spans hyperscale operators, cloud service providers, and enterprise storage teams evaluating next-generation capacity points for petabyte-scale infrastructure modernization.

Ideal for

  • Hyperscale data center storage expansion requiring maximum capacity density per rack unit
  • Cloud service provider object storage clusters optimizing cost-per-terabyte economics
  • Enterprise NAS and SAN environments consolidating legacy multi-drive configurations
  • Warm/cool-tier archival and backup infrastructure for long-term retention workloads
  • Secondary storage for analytics, big data, and unstructured data repositories
  • High-capacity RAID arrays in managed service provider (MSP) colocation facilities

Technical specifications

ManufacturerSeagate
BrandExos
ModelX28
Capacity28TB
ManufacturerPartNumberST28000NM004D
FormFactor3.5-inch
RecordingTechnologyCMR (Conventional Magnetic Recording)
RotationalSpeed7200 RPM
DataTransferRateup to 272 MB/s
AverageLookupTime8.5 ms
CacheSize512MB
InterfaceSATA 6Gb/s
PowerConsumption_Operatingapproximately 10.5W
PowerConsumption_Idleapproximately 5.7W
Vibration_NonOperating500Hz, 20G peak
AnnualizedFailureRate0.55% (MTTF rated for continuous use)
OperatingTemperatureRange0°C to 65°C
ReliabilityRatingDesigned for continuous duty in data center environments
LaunchDateQ1 2024

Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.

Technical Specifications

BrandSeagate
CategoryEnterprise HDDs
SKUST28000NM004D
Part NumberST28000NM004D
ConditionNew
ModelX28
Capacity28TB
ManufacturerPartNumberST28000NM004D
FormFactor3.5-inch
RecordingTechnologyCMR (Conventional Magnetic Recording)
RotationalSpeed7200 RPM
DataTransferRateup to 272 MB/s
AverageLookupTime8.5 ms
CacheSize512MB
InterfaceSATA 6Gb/s
PowerConsumption_Operatingapproximately 10.5W
PowerConsumption_Idleapproximately 5.7W
Vibration_NonOperating500Hz, 20G peak
AnnualizedFailureRate0.55% (MTTF rated for continuous use)
OperatingTemperatureRange0°C to 65°C
ReliabilityRatingDesigned for continuous duty in data center environments
LaunchDateQ1 2024

Frequently Asked Questions about Seagate Exos X28 28TB Enterprise Hard Drive

What does the Seagate Exos X28 28TB Enterprise Hard Drive do?

the Seagate Exos X28 28TB Enterprise Hard Drive suits enterprise data-center storage tiers — all-flash arrays, hyperconverged storage pools (vSAN, Ceph), database backends, and high-throughput backup repositories. It is supported by major server platforms.

What are the headline specs of the Seagate Exos X28 28TB Enterprise Hard Drive?

Key specifications for the Seagate Exos X28 28TB Enterprise Hard Drive: new condition; manufacturer Seagate; brand Exos; model X28; capacity 28TB; manufacturerpartnumber ST28000NM004D; formfactor 3.5-inch. Manufacturer part number ST28000NM004D. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.