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Silver 2.5 inch SAS hard drive with hot-swap tray

DELL

DELL 342-0857 600GB 2.5" SAS 10000 RPM laptop hard drive

SKU CH-HZ7Y-1WEH7 MPN 342-0857

Hot-pluggable 600 GB 2.5" SAS drive spins at 10000 RPM for server workloads

  • Interface typeSerial Attached SCSI (SAS)
  • Form factor2.5 in (6.35 cm)
  • Rotational speed10,000 RPM
  • Recommended useIdeal for Servers
  • 600 GB capacity stores large server datasets
  • 10000 RPM spindle speed accelerates data access
  • SAS 6Gb/s interface delivers reliable enterprise connectivity
  • 5 inch hot-plug form factor enables drive swaps without downtime
  • Original Dell part 342-0857 ensures validated compatibility

Server storage upgrade

The Dell 342-0857 is a 600 GB 2.5 inch SAS hard drive spinning at 10000 RPM. It is built for server environments that demand fast sequential access and hot-plug capability. The 6 Gb/s SAS interface connects directly to compatible backplanes without adapters. This drive suits administrators who need reliable capacity for transactional workloads.

Thermals and power in normal use

Spinning at 10000 RPM generates more heat than slower drives so adequate chassis airflow is required. The SAS interface negotiates link speed to reduce idle power draw when the queue is empty. Acoustic output is typical for a 10K enterprise spindle and is masked by server fans. No special cooling beyond standard rack airflow is specified.

Hot-swap tray included

A hot-swap tray ships with the drive so it can be inserted or removed without powering down the array. The tray aligns the SAS and power connectors to the backplane for blind mating. Retail or OEM packaging may vary but the tray is always supplied. No additional software or mounting hardware is needed for supported Dell PowerEdge bays.

How it compares

Measured against everything we stock in 2.5-Inch Internal Laptop HDDs, at today’s prices. Recalculated every night.

Price $220.99
Pricier than about 86% of the 645 comparable items (median $66.99).

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Specifications

Product
Brand nameDell
Recommended useIdeal for Servers
Performance
Rotational speed10,000 RPM
Ports & slots
Interface typeSerial Attached SCSI (SAS)
Size & build
Form factor2.5 in (6.35 cm)
Shipping weight0.57 kg
Package size137 × 79 × 15 mm

Questions about this item

How do I install the 2.5" SAS drive in a hot-swap tray and what step is often missed?

Slide the drive into the supplied hot-swap tray until the SAS connector seats firmly, then lock the tray lever; the step most often missed is fully engaging the lever so the 6Gb/s SAS link is active.

What maintenance or replacement will the 10000 RPM SAS drive need over time?

The 10000 RPM mechanical drive has no user-serviceable parts; plan to replace the unit when SMART attributes indicate wear or when capacity of the 600GB volume is no longer sufficient.

What limit appears first on the 6Gb/s SAS interface during sustained writes?

The 10000 RPM spindle speed and 6Gb/s SAS bandwidth together cap sustained throughput, so the mechanical media transfer rate becomes the bottleneck before the interface saturates.

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