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SAS drive delivered dependable performance for enterprise workloads.
864259-B21
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HPE 4TB SAS 7.2K LFF ST 512e Spl HDD
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Name:
864259-B21
- Description:
- HPE 4TB SAS 7.2K LFF ST 512e Spl HDD
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- Brand:
- Hpe
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- Warranty:
- 3
- List Price:
$1,061.22
- Price:
$275.9274% off
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864259-B21 Overview
864259-B21 is a high-performance HDD engineered for enterprise storage solutions. It features a 3.5-inch form factor with a SATA III interface, a 7200 RPM spindle speed, 4 TB of storage capacity, a 256 MB buffer, and is rated for an annual workload of 180 TB/yr with a robust MTBF ensuring reliable operation rated at millions of hours per year.
This drive is ideal for multiple drive usage classes including desktop, server, NAS, and surveillance applications while delivering efficient power consumption during both read/write (8 Watts) and idle (4 Watts) states. Advanced features such as helium-sealed technology, vibration protection, and dual actuator design further solidify its suitability for mission-critical data centers, enterprise storage environments, and high-demand applications.
864259-B21 price is $275.92, a 74% saving from the Hpe list price of $1,061.22. 864259-B21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for 864259-B21 for additional pricing. Browse the full Hpe Server 3.5" Hard Drives series or explore all Hpe products.
864259-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)
- 256 MB
- Average Latency
- N/A
- Data Transfer Rate
- Up to 250 MB/s
- Annual Workload Rating
- 180 TB/yr
- Power Consumption (Read/Write)
- 8 Watts
- Power Consumption (Idle)
- 4 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
- 864259-B21 High Performance Enterprise HDD
- Height
- 1.0 inches
- Width
- 4.0 inches
- Depth
- 5.8 inches
- Weight
- 1.2 lbs
864259-B21 Use Case
Virtualization Host Expansion with 864259-B21 HPE 4TB SAS 7.2K LFF HDD
In a mid-sized enterprise running HPE ProLiant DL380 Gen10 servers, the 864259-B21 HPE 4TB SAS 7.2K LFF ST 512e Spl HDD delivers high-capacity block storage for virtual desktop infrastructure (VDI). Its 7.2K RPM spindle speed and SAS throughput ensure predictable I/O performance under sustained VM workloads. Outcome: Scalable VM density, reduced storage contention and consistent user experience with enterprise-grade reliability.
Tiered Backup & Archival Storage in HPE StoreOnce Environments
Backup administrators integrate the 864259-B21 HPE 4TB SAS 7.2K LFF ST 512e Spl HDD into HPE StoreOnce backup nodes to support large-scale backup retention and long-term data archiving. The drive’s 4 TB capacity and 512e sector efficiency reduce cost per gigabyte while delivering SAS reliability for infrequent but critical read/write cycles. Outcome: Optimized backup window, lower TCO and enhanced data integrity for compliance-driven archives.
Big Data Ingestion for Analytics Clusters on HPE Apollo
Data teams deploy the 864259-B21 HPE 4TB SAS 7.2K LFF HDD in HPE Apollo 4200 platforms to ingest and store large log-stream and batch-processing datasets. Its sequential read/write performance accelerates MapReduce and Spark jobs without overshooting budget limits. Outcome: High-volume data throughput, predictable query times and cost-efficient scalability for on-premises analytics workloads.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 864259-B21 |  804602-B21 |  861676-B21 |  864262-B21 |  804674-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 | SATA III | SATA III | SAS 12Gb/s | SATA III |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 4 TB | 4 TB | 4 TB | 10 TB | 8 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 | 4.17 ms | N/A |
| 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 |
| Annual Workload Rating | 180 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr | 180 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 8.5 Watts | 8 Watts | 9 Watts | N/A |
| Power Consumption (Idle) | 4 Watts | 5.5 Watts | 5 Watts | 6 Watts | N/A |
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit | No |
| Helium Sealed | Helium-Sealed | 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 | Rotational Vibration Sensors | Dual Actuator | Dual Actuator | Dual Actuator |
| Operating Temperature | 5–60°C | 0–60°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | 864259-B21 High Performance Enterprise HDD | 804602-B21 Enterprise HDD | 861676-B21 Enterprise HDD | 864262-B21 Enterprise HDD | 804674-B21 |
| Height | 1.0 inches | 1 inches | 1.03 inches | 1.03 inches | 1.0 inches |
| Width | 4.0 inches | 5.8 inches | 4 inches | 5.79 inches | 5.8 inches |
| Depth | 5.8 inches | 4 inches | 5.78 inches | 4.00 inches | 8.3 inches |
| Weight | 1.2 lbs | 1.8 lbs | 1.5 lbs | 3.00 lbs | 2.2 lbs |
Reviews & Ratings
A
Azhar Iqbal
5
Consistent speeds and reliable firmware.
F
Franco Bianchi
5
Good capacity and stability.
U
Ubaid Ullah
5
Reliable storage choice.
M
Magnus Olsson
5
Solid long term investment.
Questions & Answers
What is the storage capacity of the HPE 864259-B21 4TB SAS HDD?
The HPE 864259-B21 HDD provides 4 TB of raw storage capacity, suitable for mid-tier enterprise data workloads.
What interface does the HPE 864259-B21 drive use?
This drive employs a dual-port 12 Gb/s SAS interface for high-throughput, fault-tolerant connectivity.
What is the rotational speed of the HPE 4TB SAS 7.2K HDD?
The drive spins at 7,200 RPM, balancing performance and power efficiency for general-purpose storage.
What form factor is the HPE 4TB SAS 7.2K drive?
It is a 3.5-inch large form factor (LFF) hot-pluggable HDD designed for standard server and storage bays.