147.00 USD
HP Enterprise 693689-B21
HP Enterprise 4TB 3.5'' 7.2K RPM 6Gb/s SAS HDD - 3.5'' 4000 GB storage, ideal for enterprise use with high performance and reliability.
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HP Enterprise 693689-B21 – A Comprehensive Overview
The HP Enterprise 693689-B21 is a high‑performance, enterprise‑grade hard disk drive (HDD) designed for demanding server and workstation environments. With its robust specifications and proven reliability, this drive has become a staple in data centers worldwide.
Key Technical Specifications
- Capacity: 4 TB (4 096 000 MB)
- Form Factor: 3.5‑inch Large Format (LFF) – ideal for rack‑mounted servers and high‑density storage arrays.
- Rotation Speed: 7 200 revolutions per minute (RPM), delivering consistent throughput for both read and write operations.
- Interface: Serial Attached SCSI (SAS) – supports a data transfer rate of up to 6 Gb/s, ensuring low latency and high bandwidth.
- Hot‑Swap Capability: Yes – allows for seamless replacement without downtime, critical for mission‑critical workloads.
- Operating Temperature Range: 0 °C to 60 °C (ambient); storage temperature up to 65 °C.
- Operating Relative Humidity: 5 % to 90 % RH; storage humidity up to 90 % RH.
Performance Characteristics
The 7 200 RPM spindle speed combined with a 6 Gb/s SAS interface provides a balanced mix of high throughput and low latency. Typical sequential read/write speeds exceed 250 MB/s, while random I/O performance remains robust, making the drive suitable for database workloads, virtualization, and large‑scale file storage.
Reliability & Durability
Engineered with enterprise reliability in mind, the HP 693689-B21 incorporates advanced error correction and data integrity features. The drive’s firmware includes built‑in diagnostics that monitor SMART attributes, enabling proactive maintenance before failures occur. Its wide operating temperature and humidity tolerances ensure stable performance even in challenging rack environments.
Compatibility & Ecosystem Integration
This HDD is fully compatible with a broad range of HP Enterprise server models, including:
- D2600, D2700, and D6000 disk enclosures.
- StoreEasy 1430 and 1530 modular storage systems.
- Various HPE Midline and Modular Disk System configurations.
The drive’s SAS interface ensures seamless integration with existing server infrastructure, while its hot‑swap feature aligns with HP’s high‑availability design philosophy.
Operating System Support
Linux operating systems are fully supported. The drive is compatible with major distributions such as Red Hat Enterprise Linux (RHEL), SUSE Linux Enterprise Server (SLES), and Ubuntu Server, ensuring smooth deployment in mixed‑OS environments.
Use Cases & Applications
- Enterprise Storage: Ideal for SAN/NAS solutions requiring high capacity and reliability.
- Virtualization Platforms: Provides the performance needed for virtual machine hosting and live migration.
- Database Servers: Supports OLTP and OLAP workloads with consistent I/O throughput.
- Backup & Archival Systems: Offers large capacity at a competitive cost per terabyte.
Design Highlights
The HP Enterprise 693689-B21 features a robust metal enclosure that protects against shock and vibration, essential for rack‑mounted deployments. Its low power consumption profile reduces overall data center energy usage, while the drive’s thermal design ensures efficient heat dissipation.
Conclusion
With its combination of high capacity, reliable performance, and enterprise‑grade durability, the HP Enterprise 693689-B21 stands out as a premier choice for data centers seeking to balance cost, scalability, and uptime. Whether powering critical applications or supporting large‑scale storage solutions, this drive delivers the consistency and resilience required by modern IT infrastructures.
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| Brand | ![]() HP is a technology company that creates a wide range of products, including personal computers, printers and scanners, and software. |
| MPN | HP 693689-B21 |
| ID | 19845978 |
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| Key Features | |
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Component for Specifies the type of device or system that the product is intended to be used with, such as a PC, server, notebook, surveillance system, or other electronic equipment. The value represents a single category and can be used to filter or group products by their target platform.
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Server/workstation |
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Data transfer rate The highest theoretical speed at which a device can send or receive data, expressed in bits per second (bps) or its multiples such as kbps, mbps, gbps, etc. It represents the upper bound of throughput under optimal conditions and is useful for comparing performance across devices and interfaces.
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6 Gbit/s |
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HDD Capacity The total amount of digital storage that an internal hard drive can hold, expressed as a numeric value with an appropriate unit such as GB, MB, or TB. This attribute helps users understand how much data the device’s built‑in hard drive can store and compare storage options across products.
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4096000 MB |
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HDD size The physical width of a hard disk drive expressed in inches or centimeters. It indicates the standard size that determines which enclosures, bays, and mounting hardware are compatible with the drive.
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3.5" |
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Interface The physical or logical interface used by a device to connect with other components, such as USB, PCI Express, SATA, Ethernet, Thunderbolt, DisplayPort, or similar standards. It indicates the technology that enables data transfer and power delivery between the product and its peripherals.
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SAS |
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Linux operating systems supported List of Linux operating systems that the product can run or support, including specific versions and architectures when relevant. Each value represents a distinct Linux distribution or kernel version supported by the hardware or software.
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Yes |
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Operating relative humidity The range of relative humidity (in percentage) within which the product is designed to operate reliably. Values are expressed as a minimum–maximum interval such as "20 - 80 %" and indicate the acceptable environmental moisture level for optimal performance.
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5 - 90% |
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Operating temperature The range of temperatures in which a product can safely operate without risk of damage or performance degradation. Values are expressed in degrees Celsius (°C) and may represent a single temperature, a minimum–maximum interval, or an average operating point.
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0 - 60 °C |
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Storage temperature The range of temperatures in which a device can safely operate without risk of damage or performance degradation. Values are expressed in degrees Celsius (°C) and may represent a single temperature, a minimum–maximum interval, or an average operating point.
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-40 - 65 °C |

