Seagate Constellation ST91000640NS 1TB 7200 RPM 64MB Cache SATA 3.0Gb/s 2.5" Enterprise Internal Hard Drive (Used)

The Seagate Constellation ST91000640NS is a 1TB 2.5" enterprise-class hard drive engineered for the punishing demands of 24/7 datacenter and server environments — a significant step above consumer-grade storage in both build quality and sustained reliability. Spinning at 7200 RPM with a 64MB cache on a SATA 3.0Gb/s interface, this compact drive delivers the performance density that space-constrained server builds and high-density storage arrays demand. At this price point, the ST91000640NS is a smart, proven choice for IT professionals who know the Constellation name.

Specifications

• Part Number: ST91000640NS
• Brand: Seagate
• Series: Constellation
• Capacity: 1TB
• Form Factor: 2.5"
• Spindle Speed: 7200 RPM
• Cache: 64MB
• Interface: SATA 3.0Gb/s
• Workload Rating: Enterprise / 24/7 Operation

Condition

This Seagate ST91000640NS ships in Used condition. Every drive in our inventory undergoes a rigorous multi-point testing protocol and is professionally cleaned before it ever reaches your hands. It is then repackaged in custom protective packaging designed to ensure it arrives in perfect shape — and backed by a 90-day warranty for complete peace of mind.

Why Buy From Us

We specialize in enterprise IT hardware and hold every used drive to an uncompromising standard before shipment. Our industry-leading custom protective packaging means your ST91000640NS travels safely from our facility to your rack. Most orders ship free with 2-day delivery, so you can get your storage solution up and running fast — with a 90-day warranty standing behind every sale.