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822559-B21
HP 800GB SAS 12G MU SFF 2.5 IN SC SSD
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822559-B21 is a HDD designed in a 3.5-inch form factor with a SATA III interface and a spindle speed of 7200 RPM. It offers a storage capacity of 4 TB, a 256 MB cache, and an annual workload rating of 180 TB/yr, ensuring robust performance with enterprise-grade reliability.
This drive is well-suited for multi-bay environments in desktops, servers, NAS systems, surveillance, and data centers. It provides power consumption figures of 6 Watts during read/write operations and 4 Watts when idle, features vibration protection and dual actuator advanced technology, and operates reliably within a temperature range of 5–60°C.
822559-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 822559-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
In a VMware ESXi data center environment hosting 500+ virtual machines, the 822559-B21-HP 800GB SAS 12G MU SFF 2.5 IN SC SSD delivers sub-millisecond latency and over 200K sustained IOPS. Benefit: Dramatically faster VM boot times, higher consolidation ratios and reduced total cost of ownership (TCO) through improved storage efficiency.
For mission-critical Oracle and SQL Server deployments processing thousands of transactions per second, the 822559-B21-HP 800GB SAS 12G MU SFF 2.5 IN SC SSD maintains consistent 12G SAS throughput under peak loads. Benefit: Lower query response times, real-time data integrity during market spikes and guaranteed SLA compliance for trading and payment systems.
In HPC clusters running AI inference or genomics analytics, the 822559-B21-HP 800GB SAS 12G MU SFF 2.5 IN SC SSD offers 2 GB/s sequential throughput, 0.3 drive-writes per day endurance and dual-port SAS failover. Benefit: Predictable, high-speed data access accelerates model training and analytics pipelines, reducing time-to-insight for research teams.
To get the detailed certification, please go to the Compliance Center.
| 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 | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance |
| 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 | 8 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 |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 250 MB/s | Up to 210 MB/s | Up to 210 MB/s | Up to 250 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 180 TB/yr | 550 TB/yr | 300 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 6 Watts | 9 Watts | 8 Watts | 8.5 Watts | 8 Watts |
| Power Consumption (Idle) | 4 Watts | 6 Watts | 6 Watts | 5.0 Watts | N/A |
| Encryption Support | AES 256-bit | AES 256-bit | No | AES 256-bit | AES 256-bit |
| Helium Sealed | No | Helium-Sealed | Helium-Sealed | 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 | 0–60°C | 5–60°C | 5–60°C |
| Product Name | 822559-B21 Enterprise HDD 4TB | P04543-B21 Enterprise HDD | 804677-B21 4TB SATA Enterprise HDD | 870765-B21 Enterprise HDD | 846434-B21 |
| Height | 1.00 inches | 1.03 inches | 1 inches | 1.0 inches | 1.03 inches |
| Width | 5.79 inches | 5.79 inches | 4 inches | 5.8 inches | 5.79 inches |
| Depth | 4.00 inches | 4.02 inches | 5.8 inches | 4.0 inches | 4.01 inches |
| Weight | 1.8 lbs | 2.1 lbs | 3 lbs | 2.0 lbs | 2.35 lbs |
Mixed-use SAS SSD performs consistently in production.
Balanced reads and writes with stable latency.
Predictable enterprise behavior.
Good fit for Gen8 servers.
Reliable mixed-use SAS SSD.
The HP 800GB SAS 12G MU SFF 2.5” SC SSD (822559-B21) delivers 800 GB capacity, 12 Gb/s SAS interface, SFF-2.5 form factor, up to 200 000/35 000 IOPS (read/write) and up to 2 000/1 400 MB/s sequential throughput.
This drive delivers up to 200 000 IOPS random reads, 35 000 IOPS random writes, and sequential bandwidth of 2 000 MB/s read and 1 400 MB/s write over a 12 Gb/s SAS link.
Yes. The SSD uses a standard SFF-2.5” SAS interface and is fully compatible with HP ProLiant Gen9/Gen10 servers and most legacy SAS controllers.
This SSD features a Small Form Factor (SFF) 2.5-inch design for universal fit in enterprise drive bays.
It supports a 12 Gb/s dual-lane SAS interface for high-speed data transfer and full backward compatibility with 6 Gb/s SAS controllers.
The drive is rated for 1 drive-write per day (DWPD) over a 5-year lifecycle, equivalent to approximately 1 460 TB total bytes written (TBW).
The HP 800GB SAS SSD offers a 2 000 000-hour MTBF, ensuring enterprise-class reliability.
No, this model does not include self-encrypting drive (SED) features; you can implement host or controller-based encryption if required.
Typical active power is 7 W and idle power is 3.5 W, making it energy-efficient for enterprise deployments.
Simply slide the SFF-2.5” drive into an available SAS bay or tray and connect to a SAS backplane—no additional drivers are required.
HP provides a 5-year limited warranty with optional advance replacement for rapid service.
Yes, the SSD is fully interoperable with all HP and third-party SAS RAID controllers for RAID 0, 1, 5, 6, 10, 50 and 60 arrays.
The drive excels in virtualization, database transactions, OLTP, email servers and mixed-workload enterprise environments.
HP recommends regular firmware updates via Service Pack for ProLiant (SPP) or Smart Storage Administrator to ensure optimal performance and compatibility.
Single-port SAS provides a single 12 Gb/s connection per drive; for dual-path redundancy, deploy paired drives or multi-controller configurations.
You can order through HP’s official e-store or authorized resellers, and access support via HP’s Online Support Center or your reseller’s service desk.