Seagate Constellation 3TB 3.5" 7200RPM SAS 6Gb/s Enterprise Internal HDD

Overview

The Seagate ST33000650SS is an enterprise internal hard drive designed to deliver reliable storage and consistent performance for demanding server environments. It offers 3 TB of capacity on a 3.5-inch form factor, spinning at 7200 rpm to maintain smooth data access. With a 6 Gb/s SAS interface and dual ports, this drive supports high throughput and redundancy, making it well suited for data centers, virtualization clusters, and backup systems that require continuous availability.

Key features

• Dual SAS ports provide redundant data paths to enhance reliability and minimize downtime in critical applications.
• 7200 rpm spindle speed combined with a 64 MB cache ensures steady data transfer rates up to 155 MB/s for efficient workload handling.
• Designed for 24x7 operation with advanced power management to reduce energy consumption without sacrificing performance.
• Fits standard 3.5-inch SAS bays and supports hot-swapping, allowing easy integration and maintenance in server racks.
• Engineered to deliver a mean time between failures (MTBF) of 1.2 million hours, supporting long-term deployment in enterprise environments.
• Backed by a five-year limited warranty, providing confidence in durability and manufacturer support.

Key specs

• Capacity: 3 TB
• Form factor: 3.5-inch
• Spindle speed: 7200 rpm
• Cache size: 64 MB
• Interface: 6 Gb/s Serial Attached SCSI (SAS) with dual ports
• Sustained transfer rate: up to 155 MB/s
• Mean time between failures (MTBF): 1.2 million hours
• Designed for continuous 24x7 operation
• Warranty: five-year limited

Connectivity and compatibility

This hard drive connects via a 6 Gb/s SAS interface, which supports dual ports for failover or shared access between controllers. It fits any standard 3.5-inch SAS bay, making it compatible with a wide range of rack servers, storage arrays, and backup appliances. The hot-swap capability allows administrators to replace or add drives without powering down the system, minimizing service interruptions.

Ideal uses and environments

The Seagate ST33000650SS is a strong choice for enterprise IT professionals managing data centers, small business server rooms, or test labs. It handles workloads such as virtualization, database hosting, file sharing, and streaming backups with consistent throughput and reliability. Its robust design and power management features make it suitable for continuous operation in environments where uptime and data integrity are critical.