United States$5,000,000+
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M
Michael Jensen
5
Reliable 15K drive for Gen9 servers. Easy installation and stable performance under heavy workloads.
652605-B21
HPE 146GB SAS 6G Enterprise 15K SFF (2.5in) SC 3yr Warranty...
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Name:
652605-B21
- Description:
- HPE 146GB SAS 6G Enterprise 15K SFF (2.5in) SC 3yr Warranty HDD For Use with Gen8/Gen9 or Newer
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
- Warranty:
- 3
- List Price:
$322.71
- Price:
$248.4923% off
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1
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652605-B21 Overview
652605-B21 is a 7200 RPM HDD built in a 3.5-inch form factor and equipped with a SATA III interface. It delivers a 4 TB storage capacity with a 128 MB cache, engineered with an MTBF of 1,000,000 hours and rated for 8,760 hours per year, ensuring robust performance and long-term reliability.
652605-B21 is designed for demanding applications in desktop, server, NAS, and surveillance environments. With advanced features such as helium-sealed construction, vibration protection, and dual actuator technology, this drive is ideally suited for data centers, enterprise storage, and multi-bay systems while maintaining efficient power consumption.
652605-B21 price is $248.49, a 23% saving from the Hpe list price of $322.71. 652605-B21 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for 652605-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
652605-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)
- 128 MB
- Average Latency
- N/A
- Data Transfer Rate
- Up to 210 MB/s
- Annual Workload Rating
- 300 TB/yr
- Power Consumption (Read/Write)
- N/A
- Power Consumption (Idle)
- N/A
- 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
- 652605-B21 Enterprise Helium-Sealed HDD
- Height
- 1.03 inches
- Width
- 4.00 inches
- Depth
- 5.79 inches
- Weight
- 2.2 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 652605-B21 |  Q2U14A |  507284-001 |  875313-B21 |  P04474-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 | 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 | 4 TB | 10 TB | 4 TB | 4 TB | 4 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 128 MB | 256 MB | 256 MB | 128 MB | 256 MB |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 210 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 210 MB/s | Up to 210 MB/s |
| Annual Workload Rating | 300 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | N/A | 8 Watts | 8 Watts | 8 Watts | 7 Watts |
| Power Consumption (Idle) | N/A | 5 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 | 652605-B21 Enterprise Helium-Sealed HDD | Q2U14A Enterprise HDD | 507284-001 Enterprise HDD | 875313-B21 Enterprise HDD | P04474-B21 Enterprise HDD |
| Height | 1.03 inches | 1.03 inches | 1 inch | 1.0 inches | 1.03 inches |
| Width | 4.00 inches | 5.79 inches | 4 inches | 5.8 inches | 4.0 inches |
| Depth | 5.79 inches | 4.01 inches | 5.79 inches | 7.5 inches | 5.8 inches |
| Weight | 2.2 lbs | 1.5 lbs | 2.0 lbs | 2.2 lbs | 2.1 lbs |
Reviews & Ratings
U
Usman Khalil
4
Good upgrade for legacy systems. Drive was recognized instantly and runs smoothly.
L
Laura McKenzie
5
Consistent low latency and no firmware issues. Solid enterprise storage option.
T
Tariq Bashir
5
Used in a database server with great results. Performance has been steady.
E
Edward Nolan
4
Meets HPE quality standards. Dependable for 24/7 operations.
Questions & Answers
What are the key features of the HPE 146GB SAS 6G Enterprise 15K SFF HDD (SKU: 652605-B21)?
The HPE 652605-B21 offers a 146 GB capacity, 15 000 RPM spindle speed, 6 Gb/s SAS interface, 2.5″ SFF form factor, Smart Carrier design, and a 3-year HPE warranty.
Is the HPE 146GB SAS 6G Enterprise 15K SFF HDD compatible with HPE Gen8 and Gen9 servers?
Yes. This drive is fully validated for HPE ProLiant Gen8/Gen9—and newer—servers and arrays with SFF SAS backplanes.
What type of warranty does the HPE 652605-B21 HDD include?
It includes a 3-year HPE limited warranty covering parts, labor, and HPE-supported replacement services.
How do I install the HPE 146GB SAS 6G Enterprise 15K SFF HDD in my server?
Insert the drive, with Smart Carrier attached, into an available 2.5″ SFF bay until it clicks, then verify detection via HPE iLO or the system BIOS.
What performance can I expect from the HPE 146GB SAS 6G Enterprise 15K SFF HDD?
You’ll get up to 205 MB/s sustained throughput and over 175 IOPS, optimized for high-transaction workloads.
Can I use the HPE 652605-B21 HDD in non-HPE servers?
While physically compatible with any SAS backplane, it is only officially supported and certified by HPE on HPE ProLiant servers.
How does the Smart Carrier (SC) design benefit HDD maintenance?
The Smart Carrier simplifies drive identification, provides secure latching, and integrates LEDs for status reporting to speed up swaps.
What are the power consumption specifications of this HDD?
Typical power draw is 9.4 W during read/write and 5.6 W idle, supporting efficient enterprise operations.
How does the 15K RPM spindle speed affect performance?
A 15 000 RPM speed reduces latency and boosts random read/write IOPS for demanding transactional and database applications.
Which SAS interface standard does the HPE 652605-B21 support?
It supports the industry-standard 6 Gb/s SAS interface (SFF-2 connector) for high-speed data transfers.
Is the HPE 146GB SAS 6G Enterprise 15K SFF HDD hot-swappable?
Yes. The drive supports hot-swap operations when used in a compatible HPE hot-plug enclosure.
How reliable is the HPE 146GB SAS Enterprise HDD?
This enterprise-grade HDD is designed for 24×7 operation with an MTBF of 1.6 million hours and robust error recovery.
What workloads are best suited for the HPE 146GB SAS 6G Enterprise 15K SFF HDD?
It excels in high-transaction environments, including databases, virtualization, OLTP systems, and mixed-workload server farms.
How can I verify that my HPE 652605-B21 HDD is genuine?
Check for HPE holographic labels, matching SKU/serial numbers, and validate through HPE’s software management tools or authorized partner channels.
What is the MTBF rating for the HPE 146GB SAS 6G Enterprise 15K SFF HDD?
The drive is rated at an MTBF of 1.6 million hours at 40 °C, ensuring enterprise-class reliability.