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Silver 3.5 inch SATA internal hard drive rectangular metal casing

Toshiba

Toshiba MG04ACA400N 4 TB 3.5 SATA internal hard drive

SKU CH-Z1QJ-VMNSG MPN MG04ACA400N

A 4 TB 3.5 inch SATA internal hard drive for high-capacity desktop storage

  • 4 TB capacity stores large video archives
  • 5 inch form factor fits standard drive bays
  • SATA interface connects to common motherboards
  • Internal hard drive adds bulk storage instantly
  • OEM packaging reduces packaging waste for installers

4 TB SATA internal hard drive

The Toshiba MG04ACA400N provides 4 TB of storage in a 3.5 inch form factor with a SATA interface. It is built for desktop workstations, servers or NAS enclosures that need large-capacity mechanical storage. Buyers who need solid-state speed or a 2.5 inch drive for a laptop cannot use this model.

Mechanical build and SATA connectivity

The drive uses a standard 3.5 inch mechanical chassis designed for fixed internal mounting in drive bays. Its SATA data and power connectors align with common desktop and server backplanes, allowing straightforward installation without adapters. Systems limited to 2.5 inch bays or proprietary drive trays will not accept this unit.

SATA interface practical limits

The SATA connection caps sustained transfer rates at the bus maximum, so sequential throughput cannot exceed that ceiling regardless of platter density. Random access performance remains bound by mechanical seek latency inherent to rotating media. Workloads demanding consistent low-latency IO or throughput beyond the SATA specification should consider alternative storage technologies.

Highlights

  • 4 TB capacity stores large video archives
  • 5 inch form factor fits standard drive bays
  • SATA interface connects to common motherboards
  • Internal hard drive adds bulk storage instantly
  • OEM packaging reduces packaging waste for installers

Specifications

No published specifications for this item yet.

Questions about this item

What SATA speed does the MG04ACA400N use and what throughput does that limit me to?

The drive uses a SATA interface which caps practical throughput at about 6 Gb/s.

Will this 3.5 form factor drive fit in my standard desktop drive bay?

Yes the 3.5 form factor matches standard desktop internal bays and mounting holes.

How do I install the MG04ACA400N and what step do people often miss?

Connect SATA data and power cables then secure the drive with four screws; people often forget to tighten all four screws.

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