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Silver 3.5 inch bare hard drive with green circuit board visible

Seagate

Seagate BarraCuda ST3250312AS 250GB 7200 RPM 8MB SATA 6.0Gb/s 3.5" internal hard drive

SKU CH-KZ44-56VW8 MPN ST3250312AS

A 3.5" 250GB desktop hard drive spinning at 7200 RPM with an 8MB cache and SATA 6.0Gb/s interface

  • PackagingBare Drive
  • InterfaceSATA 6.0Gb/s
  • Capacity250GB
  • NAND Flash Memory TypeDesktop
  • RPM7200 RPM
  • Cache8MB
  • 7200 RPM spindle speed delivers responsive desktop performance
  • 250 GB capacity stores everyday files and applications
  • SATA 6.0 Gb/s interface enables fast data transfers
  • 8 MB cache buffers bursts for smoother operation
  • 34 % predicted failure rate indicates high reliability

Capacity and interface

The Seagate BarraCuda ST3250312AS is a 250GB 3.5-inch internal hard drive that connects through a SATA 6.0Gb/s interface. It spins at 7200 RPM and carries an 8MB cache for desktop workloads. The drive is supplied as a bare unit without cables or brackets. It suits builders adding affordable bulk storage to a standard desktop chassis.

Thermals noise and power

At 7200 RPM the drive generates typical mechanical noise and heat for a desktop-class spindle. The 1.0-inch low-profile height allows airflow in tight bays but does not change the acoustic profile. Power draw follows conventional 3.5-inch SATA patterns during idle and sequential access. No active cooling beyond normal case ventilation is required.

Erased and tested status

Each unit has been erased to DoD 5220.22 M compliance and verified as functionally good. The media is not formatted, partitioned or allocated so the installer chooses the file system. Up to 25 bad sectors may be present and are mapped out by the drive firmware. Cosmetic markings from prior handling can appear on the label or chassis.

Puntos fuertes

  • 7200 RPM spindle speed delivers responsive desktop performance
  • 250 GB capacity stores everyday files and applications
  • SATA 6.0 Gb/s interface enables fast data transfers
  • 8 MB cache buffers bursts for smoother operation
  • 34 % predicted failure rate indicates high reliability

Especificaciones

BrandSeagate
SeriesBarraCuda
ModelST3250312AS
PackagingBare Drive
InterfaceSATA 6.0Gb/s
Capacity250GB
NAND Flash Memory TypeDesktop
RPM7200 RPM
Cache8MB
FeaturesErased (DoD 5220.22 M Compliant) and tested good (Not formatted, partitioned, or allocated). Sold as used and in working condition. There may be drives that have up to 25 bad sectors. There may be writing or markings on the drive or the drive may vary slightly (color and/or label may differ) from picture but the model numbers will be the same.
Form Factor3.5"
Peso de envío0.91 kg
Dimensiones del paquete305 × 229 × 110 mm

Preguntas sobre este artículo

How do I install this 3.5" SATA drive and what step is often missed?

Mount the drive in a 3.5" bay, connect the SATA data cable to a 6.0Gb/s port and attach a SATA power connector; the step often missed is leaving the drive unformatted and unpartitioned so the OS can initialise it cleanly.

What maintenance will this 250GB 7200 RPM drive need later?

No scheduled maintenance is required; monitor SMART attributes for reallocated sectors and keep backups current because the drive may already contain up to 25 bad sectors from prior use.

What limit appears first during sustained writes on this 8MB cache model?

The 8MB cache fills quickly under sustained writes, so the 7200 RPM platter speed becomes the throughput bottleneck before the SATA 6.0Gb/s interface saturates.

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