ST1000NM000A Seagate Exos 7E8 1TB SATA 256 MB 3.5" Server HDD

High-Performance 3.5in Enterprise HDD featuring CMR Nearline Architecture with the ST1000NM000A

The ST1000NM000A is a 3.5in internal enterprise HDD designed for predictable, always-on storage tiers where SATA capacity must remain compatible with mainstream server and JBOD backplanes. In typical 1U/2U server builds, the drive is deployed alongside modern CPU platforms and virtualization stacks to host boot/OS volumes, logging, and general-purpose datasets where steady throughput and consistent write behavior matter more than ultra-low latency.

By using CMR recording and a 512n Advanced Format, the ST1000NM000A maintains stable write characteristics in RAID controllers and HBA-based storage paths, reducing rebuild variability and minimizing the risk of write amplification seen in managed/hosted shingled schemes. The 7200 RPM spindle and 256MB cache support reliable queue handling over SATA, making the ST1000NM000A suitable for mixed I/O profiles in capacity nodes, archival tiers with frequent metadata access, and dense drive shelves where operational thermals and power draw must remain controlled.

Why Choose the ST1000NM000A?

The ST1000NM000A delivers a practical density-to-performance balance for enterprise fleets that require standardized 3.5in SATA drive slots and predictable RAID behavior. With a 2.0M hours MTBF profile, the ST1000NM000A aligns with 24x7 datacentre duty cycles, enabling scalable deployment across mirrored OS pairs, RAID sets, and JBOD pools without introducing operational complexity.

Seagate engineers its Exos-class HDDs with a reliability-first approach focused on sustained operation, controlled power characteristics, and consistent firmware behavior under continuous load. This design philosophy supports modern data centre standards for serviceability, inventory consistency, and long-life platform qualification.

Key Applications:

• Server boot and OS volumes
• RAID arrays in rack servers
• JBOD enclosure capacity tiers
• 24x7 nearline storage pools

At Happyware - Server Hardware you benefit from non-binding offers tailored to your deployment and a bulk order discount for standardizing the ST1000NM000A across server and storage fleets.