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SAS midline drive delivered stable performance.
846528-B21
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HP 3TB 12G SAS 7.2K RPM LFF 3.5IN SC MIDLINE HARD DRIVE
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Name:
846528-B21
- Description:
- HP 3TB 12G SAS 7.2K RPM LFF 3.5IN SC MIDLINE HARD DRIVE
- Rating:
Added to cart 28 times recently
- Availability:
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- Brand:
- Hpe
- Condition:
3 Year Extended Warranty
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846528-B21 Overview
846528-B21 is a high-performance HDD engineered for rigorous data operations, featuring a 3.5-inch form factor and a SATA III interface. It operates at 7200 RPM with a storage capacity of 4 TB, incorporates a 256 MB cache, and is rated for an annual workload of 550 TB/yr, ensuring dependable performance for enterprise environments.
846528-B21 is designed with advanced features such as a helium-sealed construction and dual actuator technology for optimal vibration protection. With efficient power consumption in both read/write and idle modes, this drive is well-suited for data centers, desktop systems, NAS, and surveillance applications.
846528-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 846528-B21 for additional pricing. Browse the full Hpe Server 3.5" Hard Drives series or explore all Hpe products.
846528-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
- 550 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
- 5–55°C
- Product Name
- 846528-B21
- Height
- 1.0 inches
- Width
- 5.8 inches
- Depth
- 5.8 inches
- Weight
- 2.2 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 846528-B21 |  765424-B21 |  861676-B21 |  861752-B21 |  864262-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 | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SATA III | SATA III | SATA III | SATA III | SAS 12Gb/s |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 4 TB | 12 TB | 4 TB | 4 TB | 10 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 | N/A | 4.17 ms |
| 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 | 300 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 8 Watts | 8 Watts | 8 Watts | 9 Watts |
| Power Consumption (Idle) | 4 Watts | 5 Watts | 5 Watts | 5 Watts | 6 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 | 5–55°C | 5–60°C | 5–60°C | 5–55°C | 5–60°C |
| Product Name | 846528-B21 | 765424-B21 High Performance Enterprise HDD | 861676-B21 Enterprise HDD | 861752-B21 Enterprise HDD | 864262-B21 Enterprise HDD |
| Height | 1.0 inches | 1.03 inches | 1.03 inches | 1.03 | 1.03 inches |
| Width | 5.8 inches | 5.79 inches | 4 inches | 4.00 | 5.79 inches |
| Depth | 5.8 inches | 8.26 inches | 5.78 inches | 5.79 | 4.00 inches |
| Weight | 2.2 lbs | 2.3 lbs | 1.5 lbs | 3.25 | 3.00 lbs |
Reviews & Ratings
N
Nabeel Ahmad
5
Consistent throughput for backups.
P
Philippe Martin
5
OEM firmware ensured compatibility.
U
Usman Ghani
4
Good capacity upgrade.
R
Risto Aaltonen
5
Dependable enterprise HDD.
Questions & Answers
What is the storage capacity of the HP 3TB 12G SAS 7.2K RPM LFF 3.5IN SC Midline Hard Drive (SKU: 846528-B21)?
This drive delivers 3 TB of storage, ideal for midline data archiving, backups and general-purpose enterprise workloads.
Which interface does the HP 846528-B21 hard drive use?
It features a 12 Gb/s SAS interface, offering high-throughput data transfers and robust connectivity with HP servers and arrays.
What rotational speed does the HP 3TB SAS midline hard drive run at?
The drive spins at 7 200 RPM, providing a balance of performance and energy efficiency for midline storage applications.
What form factor is the HP 12G SAS 3TB midline drive?
This model is a Large Form Factor (LFF) 3.5-inch drive, compatible with standard HP SAS drive bays in ProLiant servers and enclosures.