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Silver 2.5 inch SAS hard drive with green circuit board visible

DELL

DELL 56M6W 1TB 2.5" SAS 12Gb/s 7200 RPM internal hard drive

SKU CH-4Z88-681RK

A 1 TB 2.5-inch SAS 12Gb/s hard drive spinning at 7200 RPM for nearline storage with hot-swap support

  • Total capacity1 TB
  • Interface typeSAS 12Gb/s
  • Form factor2.5 in (6.35 cm)
  • Rotational speed7,200 RPM
  • 1TB capacity for ample storage space
  • 7200 RPM spindle speed for responsive data access
  • 12Gb/s SAS interface enables high throughput
  • 5 inch form factor fits dense drive bays
  • Hot-swap tray allows drive replacement without downtime

Dell 56M6W 1TB SAS hard drive

This 1 TB 2.5 inch SAS drive spins at 7 200 RPM and connects through a 12 Gb/s interface. It is built for Dell servers and storage arrays that accept hot-swap 2.5 inch nearline drives.

Upgrade from slower nearline SAS drives

Replacing a lower-capacity or lower-RPM nearline SAS drive with this 1 TB 7 200 RPM model adds both space and throughput for read-heavy workloads. The jump is worth it when your array needs more capacity per bay and can use the 12 Gb/s link speed.

Check SAS backplane and hot-swap tray compatibility

Verify that your chassis provides a 12 Gb/s SAS backplane and a 2.5 inch hot-swap tray that matches the drive's connector. Confirm the controller firmware supports the drive before ordering.

How it compares

Measured against everything we stock in 3.5-Inch Internal Desktop HDDs, at today’s prices. Recalculated every night.

Price $50.99
Cheaper than about 77% of the 4,938 comparable items (median $107.99).
Total capacity 1 TB
Lower than about 60% of the 2,372 comparable items (median 2 TB).
Price per TB $50.99 per TB
Cheaper than about 60% of the 2,365 comparable items (median $62.21 per TB).

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Specifications

Product
Brand nameDell
Model name56M6 W
Total capacity1 TB
Performance
Rotational speed7,200 RPM
Ports & slots
Interface typeSAS 12Gb/s
Size & build
Form factor2.5 in (6.35 cm)

Questions about this item

Does the 2.5" 56M6W need a tray or caddy to mount in a server bay?

The drive uses a hot-swap tray marked HS so it slides directly into a compatible 2.5" SAS bay without an extra caddy.

What is the first step when installing the 56M6W in a hot-swap chassis?

Insert the drive firmly until the tray latch clicks, then verify the SAS connector seats fully on the backplane before powering on.

How often should the 7200 RPM SAS drive be checked for predictive failure alerts?

Monitor SMART attributes and Dell OpenManage logs monthly; replace the drive if reallocated-sector count or seek-error rate begins to rise.

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