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Luke Anderson
5
Good midline SAS drive for storage-heavy tasks. Reliable operation.
652749-B21
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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.
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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.