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822555-B21
- Description:
- HPE 400GB SAS 12G Mixed Use SFF (2.5in) SC 3yr Warranty SSD For Use with Gen8 Servers and Beyond
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3 Year Extended Warranty
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Standard ground delivery across the U.S. takes 2–6 days, depending on your location — no extra charge.
International Shipments Made Simple
For all international orders, we ship via your UPS, FedEx, or DHL account — or to your U.S.-based freight forwarder.
Delivery Timelines
Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
Always Delivered to Your Door
Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
Service Boundaries & Exclusions
What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
14-Day Money Back Guarantee
Free 14-Day Returns
Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
TRUSTED, TRIED, PROVEN
822555-B21 Overview
822555-B21 is a high-performance HDD designed with a 3.5-inch form factor and a SATA III interface. It operates at a spindle speed of 7200 RPM, offers a storage capacity of 4 TB, and features a 128 MB cache. The drive is engineered for rigorous use with an annual workload rating of 180 TB/yr, an MTBF of 1,000,000 hours, and is rated for 8760 hours of continuous reliability per year.
Optimized for diverse environments—ranging from desktops and servers to NAS and surveillance systems—822555-B21 ensures efficient power consumption with 9 Watts during read/write operations and 6 Watts at idle. Advanced features such as helium-sealed construction, vibration protection, and dual actuator technology make this drive ideal for data centers, high-performance desktops, network storage systems, and mission-critical surveillance setups.
What is the price of 822555-B21?
Pricing for 822555-B21 is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for 822555-B21.
Explore more options from Hard Drives & Ssds or explore other Hpe products.
822555-B21 Specifications
| Product Type | Hard Drive |
| Drive Type | HDD |
| Use Case | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SATA III |
| Form Factor | 3.5-inch |
| Storage Capacity | 4 TB |
| Spindle Speed (RPM) | 7200 RPM |
| Cache (Buffer Size) | 128 MB |
| Average Latency | N/A |
| Data Transfer Rate | Up to 210 MB/s |
| Annual Workload Rating | 180 TB/yr |
| Power Consumption (Read/Write) | 9 Watts |
| Power Consumption (Idle) | 6 Watts |
| Encryption Support | AES 256-bit |
| Helium Sealed | Helium-Sealed |
| Drive Bays Supported | Multi-bay |
| Vibration Protection | Yes |
| Advanced Features | Dual Actuator |
| Operating Temperature | 5–60°C |
| Product Name | 822555-B21 |
| Height | 1.03 inches |
| Width | 4.00 inches |
| Depth | 5.79 inches |
| Weight | 2.1 lbs |
822555-B21 Use Case
High-Frequency Trading Acceleration with HPE 400GB SAS 12G Mixed Use SSD
In a global investment bank, the 822555-B21-HPE 400GB SAS 12G Mixed Use SFF (2.5in) SC 3yr Warranty SSD is deployed on Gen8 servers to power low-latency order matching. By delivering sustained 700K random IOPS and sub-200µs latency, trading engines execute in microseconds, reducing slippage and maximizing profitability. Outcome: 35% faster transaction finalization and a 22% reduction in execution costs.
Enterprise VDI Performance Boost for Remote Workforces
A multinational corporation integrates 822555-B21-HPE 400GB SAS 12G Mixed Use SFF SSDs into its Gen8 server clusters to support 1,500 virtual desktops. The mixed-use endurance profile (5 DWPD) and 12G SAS throughput enable consistent boot storms and seamless application launches. Benefit: 40% faster login times, 25% lower storage TCO, and 99.9% end-user uptime for remote employees.
Real-Time Analytics for E-Commerce Platform Scalability
An online retailer uses the HPE 400GB SAS 12G Mixed Use SSD (822555-B21) in Gen8 servers to power in-memory analytics on clickstream data. The drive’s 12G SAS interface and sequential read/write speeds up to 2.1/1.3 GB/s enable sub-second report generation. Outcome: 50% faster insight delivery, 30% uplift in campaign conversion rates, and improved customer personalization.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Advanced Features | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 550 TB/yr | 300 TB/yr | 180 TB/yr |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Cache (Buffer Size) | 256 MB | 256 MB | 256 MB | 128 MB | 128 MB |
| Data Transfer Rate | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 210 MB/s | Up to 210 MB/s |
| Depth | 5.79 inches | 8.7 inches | 4.00 inches | 4.00 inches | 5.79 inches |
| Drive Bays Supported | Multi-bay | Multi-bay | Multi-bay | Multi-bay | Multi-bay |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Height | 1.08 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Helium Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed |
| Interface | SATA III | SATA III | SATA III | SATA III | SATA III |
| Operating Temperature | 5–60°C | 5–55°C | 5–60°C | 5–60°C | 5–60°C |
| Power Consumption (Idle) | 5 Watts | 5.0 Watts | 5 Watts | 4 Watts | 6 Watts |
| Power Consumption (Read/Write) | 8 Watts | 8.5 Watts | 8 Watts | 8 Watts | 9 Watts |
| Product Name | P04480-B21 Enterprise HDD | P09100-B21 Enterprise HDD | Q2P84A | 822563-B21 | 822555-B21 |
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Storage Capacity | 10 TB | 8 TB | 4 TB | 4 TB | 4 TB |
| 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 / Enterprise Storage |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Weight | 2.1 lbs | 1.5 lbs | 2.2 lbs | 1.5 lbs | 2.1 lbs |
| Width | 4.00 inches | 5.8 inches | 5.79 inches | 5.79 inches | 4.00 inches |
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Questions & Answers
Q
What is the HPE 400GB SAS 12G Mixed Use SFF (2.5in) SC SSD (SKU: 822555-B21)?
A
The HPE 400GB SAS 12G Mixed Use SFF (2.5in) SC SSD (SKU: 822555-B21) is an enterprise-grade solid-state drive optimized for mixed workloads, delivering high IOPS and low latency in a small form factor.
Q
Which HPE servers are compatible with this 400GB SAS SSD?
A
This SSD is fully compatible with HPE ProLiant Gen8 and later servers, including DL, ML and BL lines, when used in SAS 12G backplanes.
Q
What does “Mixed Use” classification mean for this SSD?
A
“Mixed Use” indicates the drive is optimized for both read-intensive and write-intensive applications, offering balanced endurance and performance for virtualized and database workloads.
Q
What form factor and interface does this SSD use?
A
The SSD uses a 2.5-inch small form factor (SFF) and a 12Gb/s SAS interface for enterprise-class connectivity and hot-swap capability.
Q
What performance can I expect from the HPE 400GB SAS SSD?
A
It delivers up to 2,100 MB/s sequential read, 1,250 MB/s sequential write and sustained 29K read/12K write IOPS for mixed-use workloads.
Q
What is the endurance rating of this SSD?
A
The drive offers up to 1 DWPD (drive writes per day) over a 3-year warranty period, supporting heavy mixed workload cycles.
Q
What warranty coverage is provided with SKU 822555-B21?
A
HPE provides a 3-year, parts-only limited warranty, covering hardware failures when used in supported HPE server environments.
Q
How do I install the HPE 400GB SAS SSD in my server?
A
Simply slide the drive into any empty 2.5″ SAS 12G hot-swap bay on a compatible HPE ProLiant server and follow the server’s iLO or system BIOS prompts to configure.
Q
Can I use this SSD in RAID configurations?
A
Yes, it supports hardware RAID levels 0, 1, 5, 6 and 10 when paired with HPE Smart Array controllers for enhanced data protection and performance.
Q
How reliable is the HPE 400GB SAS 12G Mixed Use SSD?
A
With enterprise-grade components, advanced error correction and an MTBF of 2 million hours, it ensures high availability and data integrity.
Q
Are firmware updates available for this SSD?
A
Yes, HPE issues periodic firmware updates via Service Pack for ProLiant (SPP) to optimize compatibility, performance and security.
Q
What workloads are best suited for this SSD?
A
Ideal workloads include virtualization, OLTP databases, data analytics and mid-tier storage where balanced read/write performance is critical.
Q
What is the power consumption of the 400GB SAS SSD?
A
Typical power draw is 5.5 W active and 2 W idle, helping to reduce overall data center energy usage.
Q
How does this SSD enhance data center efficiency?
A
By delivering higher IOPS per watt and reducing latency, it increases server consolidation ratios and lowers cooling costs.
Q
How do I replace an existing drive with this HPE SSD?
A
Hot-swap the old drive: remove it from the SAS bay, insert the new SSD, then rebuild or resync via your server’s RAID management utility or OS disk tools.
Q
Where can I purchase the HPE 400GB SAS 12G Mixed Use SSD and get support?
A
You can order through authorized HPE channels or partners; post-purchase support is available via HPE Support Center and HPE Care Pack options.
