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816562-B21
HPE 480GB SAS 12G Read Intensive SFF (2.5in) SC 3yr Warranty...
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
816562-B21 is a high-performance HDD engineered for demanding environments, featuring a 3.5-inch form factor and a SATA III interface. With a spindle speed of 7200 RPM, a robust 4 TB storage capacity, and a 256 MB cache, this drive is designed to handle intensive workloads up to 300 TB/yr. It boasts an MTBF of 1,000,000 hours and is rated for continuous 8,760 hours of operation per year, making it a reliable component in server and enterprise applications.
Optimized for a range of use cases including data centers, desktops, NAS, and surveillance systems, 816562-B21 delivers efficient performance with an 8 Watt read/write power consumption and just 5 Watts when idle. Advanced features such as a helium-sealed design, integrated vibration protection, and dual actuator technology further enhance its reliability and durability under heavy-duty operations.
816562-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 816562-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
In a financial services data center running Gen8 servers, IT architects deploy the HPE 816562-B21 480GB SAS 12G Read-Intensive SSD as a read cache layer for mission-critical OLAP databases. This configuration delivers sub-millisecond query latency, improves analytical throughput by up to 60%, and ensures 99.9% SLA compliance for real-time reporting.
A large enterprise implements the HPE 816562-B21 SSD in Gen8 server blades to host hundreds of concurrent virtual desktops. The read-intensive profile accelerates OS boot and application load times by 40%, enhances end-user experience, and reduces storage TCO by extending HDD tiers and lowering energy consumption.
An online retailer integrates HPE 816562-B21 480GB SAS SSDs into its Gen8 web server cluster to serve product catalogs and user sessions. The high read throughput sustains peak traffic spikes, cuts page-load times by 35%, increases conversion rates by 12%, and maintains consistent performance under flash sale conditions.
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| 816562-B21 |  P06196-B21 |  822559-B21 |  P04556-B21 |  764904-B21 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SATA III | SAS 12Gb/s | SATA III | SATA III | SATA III |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 4 TB | 10 TB | 4 TB | 4 TB | 4 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Data Transfer Rate | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 300 TB/yr | 550 TB/yr | 180 TB/yr | 180 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 8.5 Watts | 6 Watts | 8 Watts | 8 Watts |
| Power Consumption (Idle) | 5 Watts | 4.5 Watts | 4 Watts | 4 Watts | 4 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit |
| Helium Sealed | Helium-Sealed | Helium-Sealed | No | Helium-Sealed | Helium-Sealed |
| Drive Bays Supported | Multi-bay | Multi-bay | Multi-bay | Multi-bay | Multi-bay |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Advanced Features | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | 816562-B21 | P06196-B21 | 822559-B21 Enterprise HDD 4TB | P04556-B21 | 764904-B21 |
| Height | 1.03 inches | 1.03 inches | 1.00 inches | 1.034 inches | 1.03 inches |
| Width | 5.79 inches | 4.00 inches | 5.79 inches | 5.787 inches | 4.00 inches |
| Depth | 4.00 inches | 5.79 inches | 4.00 inches | 7.111 inches | 5.79 inches |
| Weight | 1.5 lbs | 2.1 lbs | 1.8 lbs | 1.2 lbs | 1.75 lbs |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reliable RI SAS SSD for Gen8 servers. Consistent reads.
Easy install and stable performance under load.
Good choice for read-heavy workloads.
No issues since deployment. Performs as expected.
Enterprise SSD with predictable behavior.
The HPE 816562-B21 SSD provides 480 GB of usable flash storage for high-performance server applications.
The HPE 816562-B21 SSD uses a 12 Gb/s SAS interface to deliver sustained data transfer rates up to 12 Gbps.
The HPE 816562-B21 SSD is a 2.5-inch small form factor (SFF) drive compatible with standard 2.5″ bays.
Yes. The HPE 816562-B21 SSD is certified for HPE Gen8 servers and is fully backward- and forward-compatible with Gen9, Gen10, and later systems.
This SSD is optimized for read-intensive workloads such as boot volumes, content delivery, data warehousing, and database queries.
The HPE 816562-B21 SSD comes with a 3-year HPE factory warranty and is eligible for optional ProLiant Care Pack support.
Yes. The HPE 816562-B21 SSD is hot-swap capable, enabling drive replacement or maintenance without server downtime.
The SSD offers up to 2 million hours MTBF, end-to-end data path protection, and automatic bad-block management.
Insert the SSD into a compatible 2.5″ SAS drive bay and secure the tray; the HPE system BIOS or Smart Array controller will auto-detect the drive.
Yes. When paired with an HPE Smart Array controller, the SSD supports RAID levels 0, 1, 5, 6, 10, and 50.
Yes. The SSD includes self-encrypting drive (SED) functionality with AES-256 encryption and instant secure erase.
In HPE SSD nomenclature, “SC” denotes Security Certified, indicating built-in self-encrypting drive capabilities.
Use HPE Integrated Lights-Out (iLO) or the Smart Array Management utility to view SMART attributes, drive health, and firmware status.
Yes. Firmware updates are available via HPE Smart Storage Administrator or iLO to ensure optimal performance and reliability.
Yes. The SSD automatically negotiates down to 6 Gb/s when connected to legacy SAS controllers.
Initiate an RMA through HPE Support; upon approval, HPE will ship a replacement SSD at no cost within the 3-year warranty period.
United States
