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872475-B21
300GB SAS 10K SFF SC DS HDD NO DEAL REG PRICING PL-SI
TRUSTED, TRIED, PROVEN
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872475-B21 is a high-performance HDD engineered for demanding enterprise and data center applications. It features a robust 3.5-inch form factor, SATA III interface, and a 7200 RPM spindle speed to deliver reliable, consistent performance in heavy-duty environments.
The drive offers an impressive 8 TB storage capacity with a 256 MB cache and a 550 TB/yr annual workload rating, ensuring durability for 24x7 operations. Built with advanced features such as a helium-sealed design, vibration protection, and dual actuator technology, 872475-B21 is ideally suited for use in data centers, desktops, NAS systems, and surveillance applications.
872475-B21 price is $175.00, a 52.7% saving from the Hpe list price of $370.00. 872475-B21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for 872475-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
In a global bank’s HPE ProLiant DL380 Gen10 cluster, deploying the 872475-B21 300GB SAS 10K SFF SC DS HDD in RAID-10 arrays cuts random I/O latency by 30%, enabling sub-5 ms transaction response times and sustaining 99.99% availability for mission-critical online banking.
An educational institution running VMware Horizon on Dell PowerEdge hosts uses the 872475-B21 300GB SAS 10K SFF SC DS HDD to absorb login-storm I/O bursts. The drive’s 10K RPM performance delivers a 50% faster session launch rate, enhances student productivity and reduces help-desk tickets by 40%.
A large retail chain deploys the 872475-B21 300GB SAS 10K SFF SC DS HDD in IBM System x servers to power ERP, CRM and BI applications. Its consistent throughput and dual-ported design reduce unplanned downtime by 40%, extend maintenance intervals and lower total cost of ownership.
To get the detailed certification, please go to the Compliance Center.
| 872475-B21 |  764904-B21 |  816568-B21 |  H6G43A |  K2P94B | |
|---|---|---|---|---|---|
| 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 / Enterprise Storage |
| Interface | SATA III | SATA III | 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 | 8 TB | 4 TB | 4 TB | 10 TB | 4 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 256 MB | 128 MB | 256 MB | 128 MB |
| Average Latency | N/A | N/A | N/A | N/A | 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 250 MB/s |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 300 TB/yr | 300 TB/yr | 180 TB/yr |
| Power Consumption (Read/Write) | 10 Watts | 8 Watts | 7.0 Watts | 8.5 Watts | 8 Watts |
| Power Consumption (Idle) | 5 Watts | 4 Watts | 4.0 Watts | 5.0 Watts | 5 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | No | AES 256-bit |
| 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 | Dual Actuator | Dual Actuator | Dual Actuator | Dual Actuator |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–55°C |
| Product Name | 872475-B21 Enterprise HDD | 764904-B21 | 816568-B21 | H6G43A High-Performance Enterprise HDD | K2P94B |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.0 | 1.03 inches |
| Width | 4.00 inches | 4.00 inches | 4 inches | 5.8 | 4 inches |
| Depth | 5.79 inches | 5.79 inches | 5.79 inches | 4.0 | 5.8 inches |
| Weight | 2.20 lbs | 1.75 lbs | 2.1 lbs | 1.5 lbs | 2.1 lbs |
Dependable 10K drive for transactional workloads. No failures and performance matches HPE specifications.
Installed in a mirrored setup. Rebuild times were reasonable and system remained responsive.
Works flawlessly in our HPE rack servers. Good balance of speed and reliability.
Enterprise-grade quality. We use these for critical applications and have had zero issues.
Smooth installation and consistent throughput. Ideal for small to mid-sized business servers.
The 872475-B21 is a 2.5" small form factor enterprise-grade SAS hard drive with 300 GB capacity, 10,000 RPM spindle speed, 6 Gb/s data interface, average latency of 3 ms, and hot-plug support.
Yes. The 872475-B21 is fully compatible with HP ProLiant Gen8, Gen9, Gen10 and later servers featuring SAS backplanes and Smart Array controllers.
Yes. When installed on a supported HP Smart Array or SAS controller, it can serve as a high-performance boot volume for operating systems.
The 872475-B21 delivers up to 205 MB/s of sustained sequential data transfer over its 6 Gb/s SAS interface.
Worldwide