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864256-B21
- Description:
- HP SPS-DRV HDD 2TB 12G 7.2K LFF SAS MDL
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3 Year Extended Warranty
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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
864256-B21 Overview
864256-B21 is a high-performance HDD designed with a 3.5-inch form factor, SATA III interface, and a 7200 RPM spindle speed. It delivers a robust 4 TB storage capacity with a 128 MB cache, a 550 TB/yr annual workload rating, an industry-leading MTBF, and reliability rated for high-duty cycles. Advanced features include a helium-sealed design, integrated vibration protection, and dual actuators to ensure optimal performance under rigorous conditions.
864256-B21 is engineered for demanding enterprise storage, server, NAS, desktop, and surveillance applications. It offers efficient power consumption with approximately 7.5 Watts during read/write operations and around 4.5 Watts in idle mode. This HDD is ideally suited for data centers and high-availability environments where continuous performance and robust reliability are essential.
What is the price of 864256-B21?
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864256-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 250 MB/s |
| Annual Workload Rating | 550 TB/yr |
| Power Consumption (Read/Write) | 7.5 Watts |
| Power Consumption (Idle) | 4.5 Watts |
| Encryption Support | AES 256-bit |
| Helium Sealed | Helium-Sealed |
| Drive Bays Supported | Multi-bay |
| Vibration Protection | Yes |
| Advanced Features | Dual Actuator |
| Operating Temperature | 0–60°C |
| Product Name | 864256-B21 Enterprise Helium Sealed HDD |
| Height | 1.03 inches |
| Width | 5.79 inches |
| Depth | 8.74 inches |
| Weight | 2.2 lbs |
864256-B21 Use Case
High-Performance Transactional Databases in Enterprise Data Centers
In a large-scale financial services data center, IT architects integrate the 864256-B21-HP SPS-DRV HDD 2TB 12G 7.2K LFF SAS MDL into a storage array hosting mission-critical OLTP databases. By leveraging its 12 Gb/s SAS interface and 7,200 RPM spindle speed, database queries achieve consistent sub-millisecond latency under peak concurrency. Benefit: Delivers sustained IOPS growth and predictable transaction throughput, reducing query bottlenecks and ensuring SLA compliance for high-value applications.
Virtual Desktop Infrastructure (VDI) Acceleration
A global enterprise deploying hundreds of virtual desktops installs the 864256-B21-HP SPS-DRV HDD 2TB 12G 7.2K LFF SAS MDL in its hyperconverged cluster to handle intensive read/write spikes during boot storms and login storms. Its large 2 TB capacity and enterprise-grade reliability support high-density VM provisioning. Benefit: Cuts average desktop boot times by up to 40%, enhances user experience, and lowers total cost of ownership through optimized storage consolidation.
On-Premise Backup and Archive Storage
An SMB IT team builds an on-premise backup repository for compliance-driven data retention using a JBOD chassis populated with multiple 864256-B21-HP SPS-DRV HDD 2TB 12G 7.2K LFF SAS MDL drives. The drives’ LFF form factor and low power draw simplify rack integration and reduce cooling requirements. Benefit: Provides cost-effective, high-capacity storage with enterprise reliability, achieving 99.9% data availability and rapid restore times for regulatory audits.
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 | Rotational Vibration Sensors | Dual Actuator | Dual Actuator |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 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 | 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 210 MB/s |
| Depth | 4.01 inches | 4.00 inches | 4.00 inches | 8.74 inches | 4.01 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 | 1.03 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 | SAS 12Gb/s | SATA III | SAS 12Gb/s | SATA III | SATA III |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 0–60°C | 5–60°C |
| Power Consumption (Idle) | 5 Watts | 5 Watts | 6 Watts | 4.5 Watts | 4 Watts |
| Power Consumption (Read/Write) | 8 Watts | 8 Watts | 8 Watts | 7.5 Watts | 7.5 Watts |
| Product Name | 846510-B21 | P07928-B21 Enterprise HDD | 881779-B21 Enterprise Series SAS Hard Drive | 864256-B21 Enterprise Helium Sealed HDD | 818367-B21 4TB Helium Sealed Desktop HDD |
| 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 | 8 TB | 8 TB | 8 TB | 4 TB | 4 TB |
| Use Case | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Weight | 1.8 lbs | 1.2 lbs | 2.0 lbs | 2.2 lbs | 1.6 lbs |
| Width | 5.79 inches | 5.79 inches | 5.79 inches | 5.79 inches | 5.79 inches |
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Questions & Answers
Q
What are the key specifications of the HP SPS-DRV HDD 2TB 12G 7.2K LFF SAS MDL (864256-B21)?
A
The HP SPS-DRV HDD 864256-B21 offers 2 TB capacity, 12 Gb/s SAS interface, 7,200 RPM spindle speed, 3.5″ large form factor and hot-plug support.
Q
What capacity does the HP 864256-B21 drive provide?
A
This HP drive delivers 2 terabytes of storage capacity, ideal for mid-tier and enterprise workloads.
Q
Which interface does the HP SPS-DRV HDD 864256-B21 use?
A
The drive uses a dual-port 12 Gb/s SAS interface for high-throughput, low-latency server applications.
Q
What spindle speed does the 2 TB HP SAS drive support?
A
The HDD spins at 7,200 RPM to balance performance and reliability in data-center environments.
Q
What is the form factor of this HP SAS HDD?
A
The 864256-B21 is a 3.5″ large form factor (LFF) drive that fits standard HP ProLiant server bays.
Q
Is the HP 2 TB SAS HDD hot-pluggable?
A
Yes, the drive supports hot-plug insertion and removal to maintain uptime during repairs or upgrades.
Q
Which HP ProLiant servers are compatible with SKU 864256-B21?
A
This drive is certified for HP ProLiant Gen8, Gen9, Gen10 and Gen11 ML, DL and BL series servers.
Q
Can I configure the HP 7.2K SAS HDD in a RAID array?
A
Yes, the 864256-B21 works with HP Smart Array controllers for RAID 0, 1, 5, 6, 10, 50 and 60 configurations.
Q
What is the Mean Time Between Failures (MTBF) for the HP SPS-DRV HDD 864256-B21?
A
HP rates this 2 TB SAS drive with an MTBF of 1.6 million hours for reliable 24×7 operation.
Q
What warranty coverage does HP offer for part number 864256-B21?
A
HP provides a standard 3-year limited warranty with optional on-site support extensions.
Q
How do I install the HP 2 TB 12G SAS HDD in my server?
A
Insert the drive into an empty LFF hot-plug bay until it clicks, then verify status via the HP Integrated Lights-Out (iLO) or Smart Array utility.
Q
What operating temperature range does the 864256-B21 support?
A
The drive operates safely between 5 °C and 55 °C with a maximum non-operating range of –40 °C to 70 °C.
Q
Does the HP 2 TB SAS HDD support hardware encryption?
A
No, the 864256-B21 is not self-encrypting; for encryption, use HP SED-enabled drives.
Q
How can I update or verify the firmware on this HP SAS drive?
A
Use the HP Smart Storage Administrator (SSA) or the Service Pack for ProLiant to check and update the drive firmware.
Q
What is the annual duty cycle for the HP SPS-DRV HDD 864256-B21?
A
This enterprise-class drive is rated for a 100% duty cycle, supporting continuous 24×7 operation.
Q
What typical use cases benefit from the HP 2 TB SAS HDD?
A
Ideal applications include virtualization, database storage, file serving and general-purpose enterprise workloads.
Q
Where can I purchase a replacement HP SPS-DRV HDD 864256-B21?
A
Order this drive through HP’s authorized resellers, the HP Parts Store or your preferred enterprise hardware distributor.
