Name: 2TB SATA 3.5-Inch Hard Disk Drive
Brand: HP
Price: 188.95 USD
Availability: InStock

HP 861681-B21 2TB SATA 3.5-Inch Hard Disk Drive

The HP 861681-B21 is a reliable 2TB SATA 3.5-inch hard disk drive designed for desktop computers, workstations and external storage solutions. With a high capacity and fast data transfer rates, this drive provides the storage space and performance ne... Read More

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$188.95

In Stock: 8
Manufacturer: HP
Model or Part: 861681-B21
Condition: New
Weight: 3.00lb

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Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Description

Overview
The HP 861681-B21 is a reliable 2TB SATA 3.5-inch hard disk drive designed for desktop computers, workstations and external storage solutions. With a high capacity and fast data transfer rates, this drive provides the storage space and performance needed for demanding applications, multimedia libraries and large data backups.

Key Features

2TB of native storage capacity for extensive file collections
Serial ATA III (6Gb/s) interface for rapid data throughput
7200 RPM spindle speed delivers quick read and write operations
256-MB cache buffer improves performance during intensive tasks
Standard 3.5-inch form factor fits most desktop bays
Advanced acoustic management reduces noise during operation
Supports NCQ (Native Command Queuing) for efficient command handling

Technical Specifications

Model/Part Number: 861681-B21
Capacity: 2TB (2000GB)
Interface: SATA III 6Gb/s (compatible with SATA I & II)
Form Factor: 3.5-inch (102mm x 146mm x 25mm)
Spindle Speed: 7200 RPM
Cache: 256MB DDR3
Average Seek Time: 8.5ms
MTBF (Mean Time Between Failures): 1,000,000 hours
Operating Temperature: 0 to 55 degrees Celsius
Power Consumption: 6.8W (read/write), 4.0W (idle)

Applications
This HP 2TB SATA hard drive is ideal for:

Desktop PCs that require large media libraries and game installations
Professional workstations handling CAD, video editing and large data sets
Network attached storage (NAS) devices for shared file access
Backup servers and archival systems where reliability is critical
External enclosures for portable high-capacity storage

Whether you are building a new system or expanding existing storage, the HP 861681-B21 offers a balance of capacity, speed and durability that meets the needs of both home users and enterprise environments.