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Silver 3.5 inch SAS hard drive with Smart Carrier tray

HP

HP 793669-B21 4 TB 3.5" SAS 7200 RPM internal hard drive

SKU CH-YR1D-8S2W5

4 TB 3.5" SAS internal hard drive spinning at 7200 RPM with a 12 Gb/s transfer rate and Smart Carrier tray

  • Total capacity4 TB
  • Interface typeSAS 6Gb/s
  • Form factor3.5 in (8.89 cm)
  • Packaging typeBare Drive
  • Rotational speed7,200 RPM
  • Mean latency6Gb/s
  • 4 TB capacity stores large datasets and backups
  • 7200 RPM spindle speed delivers responsive read and write performance
  • SAS 12 Gb/s interface provides high-throughput connectivity for servers
  • 5 inch form factor fits standard enterprise drive bays
  • Smart Carrier tray simplifies installation and drive management

Capacity and interface

The HP 793669-B21 is a 4 TB internal hard drive built for desktop and server chassis that accept 3.5 inch SAS devices. It spins at 7200 RPM and connects through a 12 Gb/s SAS link for enterprise workloads.

Smart Carrier tray

The drive ships in a bare drive configuration with an integrated Smart Carrier tray that locks into compatible HP bays without extra screws or caddies. This tray provides the status LEDs and latch mechanism required for hot-swap operation.

Build and connectors

A standard 3.5 inch form factor aligns with common server backplanes while the SAS connector supports dual-port paths for redundancy. The 7200 RPM spindle delivers consistent throughput for bulk storage arrays and backup targets.

How it compares

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

Price $143.99
Pricier than about 59% of the 4,938 comparable items (median $107.99).
Total capacity 4 TB
Higher than about 70% of the 2,372 comparable items (median 2 TB).
Price per TB $36.00 per TB
Cheaper than about 75% of the 2,365 comparable items (median $62.21 per TB).

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Specifications

Product
Brand nameHewlett-Packard
Model name793669-B21
Total capacity4 TB
Performance
Rotational speed7,200 RPM
Mean latency6Gb/s
Ports & slots
Interface typeSAS 6Gb/s
Size & build
Form factor3.5 in (8.89 cm)

Questions about this item

What maintenance does the 793669-B21 need after long-term operation?

The bare drive has no user-serviceable parts; monitor SMART attributes and replace the unit if reallocated sectors or seek errors appear.

What limit appears first when the 793669-B21 runs sustained writes?

The 12 Gb/s SAS interface and 7200 RPM mechanical speed cap sequential throughput before thermal throttling engages.

How much noise and heat does the 793669-B21 produce in all-day use?

The 3.5-inch 7200 RPM mechanism generates typical enterprise-grade acoustic output and heat; ensure chassis airflow matches the Smart Carrier design.

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