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Rectangular silver laptop hard drive with circuit board visible

IBM

IBM 81Y9952 7200 RPM SAS 6Gb/s laptop hard drive

SKU CH-72ES-269RE MPN 81Y9952

A 2.5-inch laptop hard drive running at 7200 RPM with a SAS 6Gb/s interface

  • Interface typeSAS 6Gb/s
  • Rotational speed7,200 RPM
  • Faster data access with 7200 RPM spindle speed
  • High-throughput SAS 6Gb/s interface for demanding workloads
  • Enterprise-grade reliability from IBM engineering
  • 5-inch form factor fits standard laptop bays
  • Ready for RAID arrays and server deployments

Product Identity

This is an IBM 81Y9952 laptop internal hard drive with a SAS 6Gb/s interface spinning at 7200 RPM. It is supplied new and intended as a direct replacement for compatible notebook drive bays. The drive uses the SAS protocol for host communication.

Suitability

This drive suits technicians upgrading or repairing a laptop that specifically requires a SAS 6Gb/s hard drive with a 7200 RPM spindle speed. Builders whose systems demand a different interface protocol or a lower spindle speed should look elsewhere. The physical connector must match the host bay exactly.

Deciding Specification

The interface is SAS 6Gb/s, which determines whether this drive will function in the target system. Only notebooks designed for SAS 6Gb/s hard drives can use this model. Verify the host controller and bay connector before purchase.

How it compares

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

Price $422.99
Pricier than about 90% of the 645 comparable items (median $66.99).

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Specifications

Product
Brand nameIBM
Model name81Y9952
Performance
Rotational speed7,200 RPM
Ports & slots
Interface typeSAS 6Gb/s
Size & build
Shipping weight0.52 kg
Package size240 × 135 × 60 mm

Questions about this item

How do I install the 81Y9952 in a laptop SAS bay, and what step is often missed?

Slide the drive into the 2.5-inch SAS slot until the connector seats firmly, then secure the caddy screws; the step most people skip is locking the retention latch that prevents vibration disconnects.

What maintenance or replacement will the 81Y9952 need after extended use?

No scheduled maintenance is required; the drive should be replaced when SMART attributes report reallocated sectors or when sustained throughput drops below the rated SAS 6Gb/s link speed.

What limit appears first on the 81Y9952 during sustained writes?

The 7200 RPM spindle caps sustained transfer at the SAS 6Gb/s interface ceiling, so the mechanical media rate becomes the bottleneck before the controller saturates.

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