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Hot-plug SAS SSD kit installed smoothly.
779168-B21
KIT HP 400GB HOT-PLUG SOLID STATE DRIVE (SSD) SAS INTERFACE...
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Name:
779168-B21
- Description:
- KIT HP 400GB HOT-PLUG SOLID STATE DRIVE (SSD) SAS INTERFACE 12G
- Rating:
Added to cart 28 times recently
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- Brand:
- Hpe
- Condition:
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779168-B21 Overview
779168-B21 is a high-performance HDD engineered for enterprise storage with a 3.5-inch form factor and SAS 12Gb/s interface. It spins at 7200 RPM, offers a storage capacity of 4 TB, and comes equipped with a 256 MB cache, providing a robust annual workload rating of 550 TB/yr and an exceptional MTBF rated at 1,000,000 hours/year for reliability in demanding server and NAS environments. Designed for minimal power consumption during both active (8 Watts) and idle (6 Watts) operations, this drive meets the rigorous standards required by data centers and professional desktops.
779168-B21 features advanced technologies including a helium-sealed design, integrated vibration protection, and dual actuator technology for enhanced performance and longevity. Its engineering ensures optimal reliability for use in diverse applications such as desktops, NAS systems, surveillance setups, and enterprise storage solutions, making it a versatile choice for a broad range of high-demand operational environments.
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779168-B21 Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Desktop / Server / NAS / Surveillance / Enterprise Storage
- Interface
- SAS 12Gb/s
- 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)
- 6 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
- 779168-B21
- Height
- 1.05 inches
- Width
- 4.00 inches
- Depth
- 5.79 inches
- Weight
- 2.20 lbs
779168-B21 Use Case
Accelerating High-Volume OLTP Databases
In a global financial trading firm, the 779168-B21-KIT HP 400GB hot-plug SSD SAS 12G is deployed in an Oracle RAC environment to tackle intensive transaction workloads. By cutting disk I/O latency by 60%, it delivers sub-millisecond query responses, ensures 24/7 trading availability, and boosts transaction throughput by 35%, supporting peak market hours without performance degradation.
Optimizing Virtual Desktop Infrastructure (VDI) Performance
A multinational corporation integrates the 779168-B21-KIT HP 400GB hot-plug SSD SAS 12G into its VMware vSAN cluster for 2,500+ VDI users. The high-throughput SSD accelerates boot storms by 70%, slashes login times from 90s to 25s, and sustains consistent IOPS under heavy use. This ensures smooth user experiences, enhances remote-work productivity, and reduces infrastructure costs by 20%.
Enabling Real-Time Big Data Analytics
An IoT analytics provider leverages the 779168-B21-KIT HP 400GB hot-plug SSD SAS 12G in its Hadoop and Spark platform to process sensor data streams. The drive’s high sustained I/O over the 12G SAS interface supports sub-second data ingestion and real-time analytics, enabling rapid anomaly detection, lowering production downtime by 40%, and accelerating decision-making with live operational dashboards.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 779168-B21 |  759208-B21 |  Q1J36A |  P06196-B21 |  Q6L97A | |
|---|---|---|---|---|---|
| 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 | SAS 12Gb/s | SATA III | SATA III | SAS 12Gb/s | 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 | 128 MB | 256 MB | 64 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 250 MB/s | Up to 250 MB/s | Up to 210 MB/s |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 180 TB/yr | 550 TB/yr | 180 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 8 Watts | 8 Watts | 8.5 Watts | 8 Watts |
| Power Consumption (Idle) | 6 Watts | 5 Watts | 5 Watts | 4.5 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 | 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 | 5–60°C | 5–55°C |
| Product Name | 779168-B21 | 759208-B21 8TB Enterprise HDD | Q1J36A Enterprise HDD | P06196-B21 | Q6L97A Enterprise HDD |
| Height | 1.05 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches |
| Width | 4.00 inches | 5.79 inches | 5.79 inches | 4.00 inches | 5.79 inches |
| Depth | 5.79 inches | 7.11 inches | 7.88 inches | 5.79 inches | 4.01 inches |
| Weight | 2.20 lbs | 1.8 lbs | 2.1 lbs | 2.1 lbs | 1.8 lbs |
Reviews & Ratings
H
Hoorain Raza
4
Reliable performance and no compatibility issues.
T
Tanel Saar
4
Good replacement SSD for enterprise servers.
F
Faheem Akhtar
5
Stable throughput since deployment.
N
Nathan Scott
4
Meets expectations for SAS SSD kits.
Questions & Answers
What is the storage capacity of the HP 779168-B21 SSD?
The HP 779168-B21 SSD offers 400 GB of high-performance solid-state storage.
Which interface does the HP 779168-B21 SSD use?
This SSD uses a 12 Gb/s SAS interface for enterprise-grade connectivity.
What form factor and hot-plug support does this SSD provide?
The drive comes in a 2.5-inch hot-plug form factor that installs easily in compatible HP ProLiant bays.
What are the sequential read and write speeds of the HP 779168-B21?
It delivers up to 2 100 MB/s sequential read and 1 200 MB/s sequential write performance.
How does the HP 400 GB Hot-Plug SSD handle endurance?
With enterprise-grade NAND, it supports up to 3 full drive writes per day (DWPD) over a five-year lifecycle.
Is the HP 779168-B21 SSD compatible with HPE ProLiant servers?
Yes, it is fully validated for HPE ProLiant and Synergy servers with SAS backplanes.
Can I install this SSD without shutting down my server?
Yes, its hot-plug design allows you to replace or add drives without powering off the system.
What warranty does the HP 779168-B21 SSD include?
This SSD is backed by a five-year, next-business-day limited warranty from HPE.
What is the MTBF rating of this HP SSD?
The drive is rated for 2 million hours mean time between failures (MTBF).
Which workloads are ideal for the HP 400 GB Hot-Plug SSD?
It excels in virtualization, database transaction processing, and I/O-intensive applications.
Does the HP 779168-B21 support RAID configurations?
Yes, it integrates seamlessly with HP Smart Array controllers for RAID 0, 1, 5 and 6.
How can I monitor the health of the HP 779168-B21 SSD?
Use HPE Smart Storage Administrator or iLO to view drive health, capacity and wear metrics.
What are the operating temperature specifications?
It operates reliably between 0 °C and 60 °C ambient temperatures.
How much power does this SSD consume?
Typical active power is 5.5 W, with 0.8 W in idle state.
What are the physical dimensions of the drive?
The 2.5-inch form factor measures 100 mm × 70 mm × 15 mm with drive tray.
Can firmware be updated on the HP 779168-B21 SSD?
Yes, you can update firmware via HPE SSA or iLO to maintain optimal performance and reliability.