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846510-B21
HPE 6TB SATA 6G Midline 7.2K LFF (3.5in) SC 1yr Wty Digitall...
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.

Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
846510-B21 is a high-performance HDD designed with a 3.5-inch form factor, featuring a SAS 12Gb/s interface and a 7200 RPM spindle speed. It offers an 8 TB capacity, a 256 MB cache, and an impressive 550 TB/yr annual workload rating, ensuring reliable operation backed by rigorous engineering standards and rated for extensive use hours per year.
846510-B21 is engineered for demanding environments such as data centers, enterprise storage systems, desktops, NAS, and surveillance setups. With advanced features like helium-sealed construction, built-in vibration protection, and dual actuator technology, this drive delivers optimal power consumption of 8 Watts during read/write operations and 5 Watts when idle, providing a balance of performance and energy efficiency.
846510-B21 price is $209.64, a 83% saving from the Hpe list price of $1,233.20. 846510-B21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for 846510-B21 for additional pricing. Browse the full Hpe Server 3.5" Hard Drives series or explore all Hpe products.
In a large financial services data center running VMware ESXi on HPE ProLiant servers, deploying the HPE 846510-B21 6TB SATA 6G Midline 7.2K LFF HDD provides high-capacity, cost-effective nearline storage for virtual machine templates and backups. Digitally signed firmware ensures data integrity and security compliance, while the 7.2K RPM performance delivers consistent throughput for VM provisioning. Outcome: 40% lower TCO per VM, 99.9% SLA uptime and simplified capacity scaling without disrupting production workloads.
A regional healthcare provider uses HPE 846510-B21 drives in their HPE StoreOnce backup appliances to archive patient imaging and electronic health records for seven-year retention. The midline 6TB SATA HDD offers high-density, power-efficient storage, and firmware-level security to meet HIPAA and GDPR audit requirements. Outcome: 60% reduction in archival storage costs, 100% data authenticity verification, and streamlined audit readiness with minimal administrative overhead.
A municipal smart-city project integrates the HPE 846510-B21 6TB SATA 6G Midline HDD into its HPE ProLiant DL380 servers to store continuous 4K IP camera feeds across 1,000+ cameras. The LFF 3.5-inch form factor maximizes rack-scale capacity, while 7.2K RPM disks balance write performance and power efficiency for uninterrupted recording. Outcome: Extended 90-day footage retention, 30% lower energy consumption, and assured chain-of-custody with digitally signed firmware logging.
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| 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 | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SAS 12Gb/s | 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 | 8 TB | 10 TB | 4 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 |
| 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 | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 8 Watts | 8.5 Watts | 8.5 Watts | 8 Watts |
| Power Consumption (Idle) | 5 Watts | 5 Watts | 5 Watts | 6.5 Watts | 4 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit | 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 | 5–55°C | 5–55°C |
| Product Name | 846510-B21 | P09687-B21 Enterprise 8TB SATA HDD | P09163-B21 | H6G54A 4TB 7200 RPM Enterprise HDD | 843264-B21 Enterprise HDD |
| Height | 1.03 inches | 1.03 inches | 1.02 inches | 1.03 inches | 1.0 inches |
| Width | 5.79 inches | 5.8 inches | 4.0 inches | 5.79 inches | 5.8 inches |
| Depth | 4.01 inches | 4.0 inches | 5.8 inches | 4.00 inches | 8.1 inches |
| Weight | 1.8 lbs | 3.65 lbs | 1.2 lbs | 1.8 lbs | 2.2 lbs |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Dependable midline SATA drive for backups.
Good balance of capacity and cost.
Installed easily in Gen9 servers.
Stable performance.
Reliable storage option.
The HPE 846510-B21 HDD provides 6 TB of raw SATA storage capacity.
This drive uses a SATA 6 Gb/s interface for data transfer.
The HPE 846510-B21 is a 3.5-inch (LFF) form factor drive.
The drive spins at 7,200 RPM to balance performance and power efficiency.
Midline class storage delivers reliable, high-capacity performance optimized for nearline and archival workloads.
Digitally Signed Firmware ensures firmware authenticity and integrity, preventing unauthorized code from running on the drive.
The drive includes a 1-year limited warranty backed by HPE support services.
SC stands for Smart Carrier, indicating integrated drive health monitoring and secure carrier design.
The HPE 846510-B21 delivers up to 210 MB/s sequential transfer rates under optimal conditions.
With a 7,200 RPM speed, the average latency is approximately 4.17 ms.
Yes, this drive supports hot-swap capabilities in compatible HPE storage enclosures.
Ideal use cases include nearline storage, backup, archival, and secondary data repository applications.
The HPE 846510-B21 is rated for 1.4 million hours Mean Time Between Failures (MTBF).
Active power consumption is 9.0 W during read/write and 5.5 W at idle.
The drive operates between 5 °C and 55 °C (41 °F to 131 °F).
This HDD is qualified for HPE ProLiant Gen9, Gen10, and HPE Apollo storage systems.