HPE 861686-H21 1TB SATA 6Gb/s 3.5 inch LFF Midline Hot-Swap Internal Hard Drive

This HPE 1TB SATA hard drive delivers reliable, high-capacity storage for ProLiant servers. Its 3.5-inch LFF form factor and hot-swap capability make it ideal for environments that demand easy serviceability and minimal downtime. With a 7200 RPM spindle speed and 128 MB cache, it balances performance and cost for less intensive enterprise workloads.

Advantages

Engineered for 24/7 operation, this drive features a rotational vibration sensor and digitally signed firmware to ensure data integrity in multi-drive configurations. The SATA 6Gb/s interface provides a maximum data transfer rate of 600 MB/s, while the 512e sector size ensures broad compatibility with existing applications. Its midline classification offers a cost-effective solution for bulk storage, backup, and archival tasks.

Suitable for

• HPE ProLiant Gen9 and Gen10 servers with 3.5-inch LFF drive bays
• Business-critical applications requiring dependable, always-on storage
• IT administrators seeking hot-swap drives for simplified maintenance
• Data centers needing high-capacity, energy-efficient storage (typical operating power ~8.5 W)

Key specifications

• Capacity: 1 TB (1000 GB)
• Interface: SATA 6Gb/s
• Form Factor: 3.5-inch LFF (Large Form Factor)
• Rotational Speed: 7200 RPM
• Drive Class: Midline (ML)
• Carrier Type: Smart Carrier (SC)
• Hot-Swap Support: Yes
• Cache: 128 MB
• MTBF: 1.2 million hours
• Sector Size: 512e (512-byte emulation)
• Technology: Perpendicular Magnetic Recording (PMR)
• Warranty: 1 year (or tied to system warranty)

Recommendations

For maximum compatibility and performance, pair this drive with HPE Smart Array controllers and use it in RAID configurations for data redundancy. Ensure your server firmware is up to date to take full advantage of the digitally signed firmware and vibration protection features.