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Luke Anderson
5
Good midline SAS drive for storage-heavy tasks. Reliable operation.
652749-B21
HPE 1TB 6G SAS 7.2K rpm SFF (2.5-inch) SC Midline 1yr Warran...
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652749-B21
- Description:
- HPE 1TB 6G SAS 7.2K rpm SFF (2.5-inch) SC Midline 1yr Warranty Hard Drive For Use with Gen8/Gen9 or Newer
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652749-B21 Overview
652749-B21 is a high-performance 10 TB HDD engineered for enterprise storage applications, featuring a 3.5-inch form factor with a SAS 12Gb/s interface and a spindle speed of 7200 RPM. With a robust 256 MB cache and a 550 TB/yr annual workload rating, this drive delivers exceptional reliability with an MTBF of 2 million hours and is built for continuous 24x7 operation.
Optimized for demanding data centers, servers, and NAS environments, 652749-B21 integrates advanced technologies such as helium sealing, vibration protection, and dual actuator design to ensure consistent performance under heavy workloads. Its efficient power consumption—8.5 Watts during read/write operations and 6.0 Watts at idle—complements its use in mission-critical applications where reliability and sustained performance are paramount.
652749-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 652749-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
652749-B21 Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Enterprise Storage
- Interface
- SAS 12Gb/s
- Form Factor
- 3.5-inch
- Storage Capacity
- 10 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 256 MB
- Average Latency
- 4.16 ms
- Data Transfer Rate
- Up to 250 MB/s
- Annual Workload Rating
- 550 TB/yr
- Power Consumption (Read/Write)
- 8.5 Watts
- Power Consumption (Idle)
- 6.0 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
- 652749-B21 Enterprise 10TB Helium-Sealed HDD
- Height
- 1.03 inches
- Width
- 5.79 inches
- Depth
- 7.25 inches
- Weight
- 2.2 lbs
652749-B21 Use Case
High-Performance Virtualization on HPE ProLiant Gen8/Gen9 Servers
Deploy the 652749-B21 HPE 1TB 6G SAS 7.2K rpm SFF Midline HDD to accelerate virtual machine density on Gen8/Gen9 or newer ProLiant servers. This drive delivers sustained 6Gb/s throughput and 7.2K rpm reliability, enabling up to 30% faster VM provisioning and lower latency for multi-tenant environments. Outcome: maximized server consolidation, predictable I/O performance and reduced total cost of ownership in enterprise virtualization stacks.
Reliable Nearline Backup & Disaster Recovery Storage
Integrate the 1TB 6G SAS Midline HDD (652749-B21) into HPE Gen8/Gen9 RAID arrays for automated nightly backups and on-premises disaster recovery. Its scalable SC Midline design supports long sequential writes and rapid rebuilds, cutting backup windows by 25% and ensuring RPO/RTO targets under 4 hours. Outcome: resilient data protection with one-year HPE warranty, compliance-grade retention and simplified DR orchestration for SMBs and enterprises.
Cost-Optimized Archive for Video Surveillance & Compliance
Use the HPE 652749-B21 1TB 6G SAS 7.2K rpm SFF drive as midline storage in Gen8/Gen9 surveillance servers or network video recorders. Its high reliability and compact 2.5-inch form factor deliver 30% more storage density for 24×7 camera streams and secure retention of 90 days or longer. Outcome: lower per-terabyte archive costs, streamlined compliance reporting and uninterrupted video capture in critical security environments.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 652749-B21 |  872390-B21 |  507284-001 |  P04556-B21 |  P04474-B21 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Enterprise Storage | NAS | Desktop / Server / NAS / Surveillance / 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 | 10 TB | 4 TB | 4 TB | 4 TB | 4 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 128 MB | 256 MB | 256 MB | 256 MB |
| Average Latency | 4.16 ms | 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 210 MB/s |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 550 TB/yr | 180 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8.5 Watts | 8.5 Watts | 8 Watts | 8 Watts | 7 Watts |
| Power Consumption (Idle) | 6.0 Watts | 6 Watts | 5 Watts | 4 Watts | 5 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit |
| Helium Sealed | Helium-Sealed | Helium-Sealed | No | 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 | N/A | Dual Actuator | Dual Actuator |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | 652749-B21 Enterprise 10TB Helium-Sealed HDD | 872390-B21 Enterprise HDD | 507284-001 Enterprise HDD | P04556-B21 | P04474-B21 Enterprise HDD |
| Height | 1.03 inches | 1.03 inches | 1 inch | 1.034 inches | 1.03 inches |
| Width | 5.79 inches | 5.79 inches | 4 inches | 5.787 inches | 4.0 inches |
| Depth | 7.25 inches | 8.74 inches | 5.79 inches | 7.111 inches | 5.8 inches |
| Weight | 2.2 lbs | 2.0 lbs | 2.0 lbs | 1.2 lbs | 2.1 lbs |
Reviews & Ratings
A
Asif Nawaz
4
Installed in Gen9 server. Recognized instantly and works fine.
N
Nina Fischer
5
Stable performance for archival data.
Z
Zeeshan Khalid
4
Cost-effective option for bulk storage.
H
Howard Jenkins
5
Dependable drive with consistent throughput.
Questions & Answers
What are the key features of the HPE 652749-B21 1TB 6G SAS 7.2K rpm SFF SC Midline Hard Drive?
The HPE 652749-B21 offers 1TB capacity, 6Gb/s SAS interface, 7,200 RPM spindle speed, 2.5-inch SFF form factor, SC Midline optimization, and a 1-year HPE warranty.
Which HPE server generations are compatible with the 652749-B21 drive?
The HPE 652749-B21 is fully compatible with Gen8, Gen9 and all newer ProLiant servers featuring SAS-enabled drive bays.
What is the warranty period for the HPE 652749-B21 hard drive?
This drive includes a standard 1-year HPE parts-only warranty, backed by HPE’s global support network.
Is the HPE 652749-B21 hot-swappable?
Yes, the HPE 652749-B21 supports hot-swap operation in any SAS-enabled drive bay for uninterrupted server uptime.
What interface does the HPE 652749-B21 use?
The HPE 652749-B21 uses a 6 Gb/s Serial Attached SCSI (SAS) interface for reliable, high-throughput connectivity.
What form factor and speed does the 652749-B21 drive provide?
This drive features a 2.5-inch SFF form factor and spins at 7,200 RPM for balanced performance and capacity.
Can I use the 652749-B21 in newer HPE server models?
Yes, any HPE server with a SAS-capable drive bay and firmware from Gen8 onward will support the 652749-B21.
What are the recommended use cases for HPE SC Midline SAS drives?
SC Midline SAS drives are ideal for capacity-optimized workloads such as backup, archiving, secondary storage, and media streaming.
How do I install the HPE 652749-B21 on a Gen9 server?
Simply insert the drive into an available SAS drive bay, power on, and configure it via the HPE Smart Array controller’s BIOS or HPE SSA utility.
Can I mix the HPE 652749-B21 with other HDDs in a RAID array?
Technically yes, but HPE recommends matching capacity, RPM, and interface for all drives in a RAID set to ensure consistent performance.
How do I configure the 652749-B21 using HPE Smart Array controllers?
Use the HPE Smart Storage Administrator (SSA) to detect the drive, create or expand an array, and assign RAID levels in a few guided steps.
What is the performance benefit of the 6G SAS interface on this drive?
The 6 Gb/s SAS interface delivers up to 600 MB/s transfer rates, reducing bottlenecks and accelerating data-intensive tasks.
Are there any firmware requirements for the HPE 652749-B21?
Ensure your server’s firmware and the HPE Service Pack for ProLiant (SPP) are up to date to maintain full compatibility and performance.
How reliable is the HPE 652749-B21 for midline workloads?
Built for Midline use, it offers a duty cycle suited to 24×7 operations with an MTBF rating that meets HPE’s reliability standards.
Where can I purchase genuine HPE 652749-B21 hard drives?
Purchase through HPE authorized resellers, direct from the HPE store, or certified distributors to guarantee authenticity and support.
What are the power consumption and environmental specifications of the 652749-B21?
This drive consumes approximately 5.5 W active and meets operating temperatures from 5 °C to 60 °C, supporting enterprise data center conditions.