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Compact M.2 SSD kit with reliable performance.
862161-B21
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HPE 512GB PCIe M.2 2280 SSD Kit
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862161-B21
- Description:
- HPE 512GB PCIe M.2 2280 SSD Kit
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862161-B21 Overview
862161-B21 is a high-performance HDD engineered for demanding enterprise applications. This drive features a 3.5-inch form factor with a SATA III interface, spinning at 7200 RPM and offering a storage capacity of 4 TB paired with a robust 256 MB cache. It boasts an impressive MTBF of 1,000,000 hours and is rated for an annual workload of 550 TB/yr, ensuring exceptional reliability during intensive operations.
Optimized for use in data centers, desktops, NAS, and surveillance systems, 862161-B21 incorporates advanced features such as a helium-sealed design, vibration protection, and dual actuator technology. Its efficient power consumption of 8 Watts during read/write operations and 4 Watts at idle makes it an ideal solution for both energy-sensitive and high-performance environments.
862161-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 862161-B21 for additional pricing. Browse the full Hpe Server 2.5" Hard Drives series or explore all Hpe products.
862161-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 210 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
- 5–60°C
- Product Name
- 862161-B21 Enterprise HDD
- Height
- 1.03 inches
- Width
- 5.79 inches
- Depth
- 4.00 inches
- Weight
- 2.2 lbs
862161-B21 Use Case
Accelerating VM Deployment in Enterprise Data Centers
Leverage the HPE 862161-B21 512GB PCIe M.2 2280 SSD Kit as a dedicated boot and OS volume in HPE ProLiant servers to achieve up to 5× faster OS load times and sustain 300K+ IOPS under peak virtualization workloads. Outcome: elevated VM density, reduced latency and streamlined data-center efficiency with clear cost-savings.
Boosting Transaction Throughput for Mission-Critical Databases
Integrate the HPE 862161-B21 SSD Kit into HPE rack-mount servers running SAP HANA or Oracle databases to deliver sub-millisecond read/write latency and handle spikes of 500K IOPS during peak business cycles. Outcome: dramatically faster query response, minimized downtime and an improved user experience for ERP and OLTP environments.
Enabling Real-Time Edge Analytics in Industrial IoT
Deploy the HPE 862161-B21 512GB PCIe M.2 2280 SSD Kit in ruggedized edge gateways to process manufacturing telemetry on-site, ensuring sustained 1 GB/s throughput and reliable operation in harsh environments. Outcome: reduced network dependency, immediate anomaly detection and higher overall equipment effectiveness.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 862161-B21 |  Q2N43A |  P04478-B21 |  718162-B21 |  816576-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 | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | 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 | 8 TB | 4 TB | 10 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 |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 210 MB/s | Up to 210 MB/s | Up to 210 MB/s | Up to 210 MB/s | Up to 250 MB/s |
| Annual Workload Rating | 550 TB/yr | 180 TB/yr | 300 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 8 Watts | 8 Watts | 8.5 Watts | 7 W |
| Power Consumption (Idle) | 4 Watts | 6 Watts | 4 Watts | 6.5 Watts | 5 W |
| 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 | Dual Actuator | Dual Actuator | Dual Actuator |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–55°C |
| Product Name | 862161-B21 Enterprise HDD | Q2N43A Enterprise Performance HDD | P04478-B21 Enterprise 4TB HDD | Seagate Exos 10TB 7200 RPM Enterprise HDD 718162-B21 | 816576-B21 Enterprise Helium-Sealed HDD |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 5.79 inches | 4.0 inches | 5.79 inches | 4.0 inches | 4.00 inches |
| Depth | 4.00 inches | 5.78 inches | 4.00 inches | 5.8 inches | 5.79 inches |
| Weight | 2.2 lbs | 2.2 lbs | 2.2 lbs | 1.8 lbs | 1.2 lbs |
Reviews & Ratings
Y
Yasir Hameed
4
Easy installation and stable firmware.
M
Monika Lewandowska
4
Good option for server boot storage.
R
Rashid Mehmood
5
Consistent and dependable.
E
Edward Collins
5
Meets enterprise requirements.
Questions & Answers
What are the key specifications of the HPE 512GB PCIe M.2 2280 SSD Kit (SKU: 862161-B21)?
The HPE 512GB PCIe M.2 2280 SSD Kit (862161-B21) offers 512 GB capacity, PCIe Gen3 x4 NVMe interface, M.2 2280 form factor, up to 3 000 MB/s sequential read, 1 000 MB/s sequential write, and 1.3 million hours MTBF.
What performance speeds can I expect from this SSD?
This drive delivers up to 3 000 MB/s sequential reads, 1 000 MB/s sequential writes, and up to 300 000 IOPS for random reads, providing enterprise-grade performance.
Which interface and form factor does the SSD use?
It uses a PCIe Gen3 x4 NVMe interface in an M.2 2280 form factor, ensuring compatibility with HPE ProLiant servers and storage platforms.
Is the HPE 512GB SSD Kit compatible with my HPE ProLiant server?
Yes; SKU 862161-B21 is validated for HPE ProLiant Gen10 and Gen11 servers that support M.2 PCIe NVMe storage slots.