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774741-B21
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- HP DL380 Gen9 NVMe 6 SSD Express Bay Kit
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All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
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If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
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774741-B21 Overview
774741-B21-HP DL380 Gen9 NVMe 6 SSD Express Bay Kit is a purpose-built expansion kit designed for HP DL380 Gen9 servers. This kit integrates NVMe SSD storage into enterprise systems using a PCIe-based connectivity that supports PCIe 3.0 technology, ensuring high throughput and rapid data access for intensive storage expansion applications.
Engineered with a dedicated storage controller architecture, the kit delivers seamless compatibility with operating systems such as Windows, Linux, and VMware ESXi. Its design features include passive cooling and a low profile bracket configuration, making it ideally suited for modern server environments requiring reliable performance and scalable storage enhancements.
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Explore more options from Server Expansion Cards or explore other Hpe products.
774741-B21 Specifications
| Product Type | Expansion Card |
| Card Type | Storage Controller |
| Interface | PCIe x8 |
| PCIe Version | PCIe 3.0 |
| Chipset / Controller | N/A |
| Supported Ports | N/A |
| Port Count | N/A |
| Max Data Rate | N/A |
| RAID Levels Supported | N/A |
| Capture Resolution | N/A |
| Capture Frame Rate | N/A |
| Low Profile Bracket | Yes |
| Full Height Bracket | No |
| Cooling | Passive |
| Operating System Compatibility | Windows / Linux / VMware ESXi |
| Bus Width | N/A |
| Power Requirements | N/A |
| Use Case | Storage Expansion |
| Product Name | 774741-B21-HP DL380 Gen9 NVMe 6 SSD Express Bay Kit |
| Height | 1.0 inches |
| Width | 8.0 inches |
| Depth | 10.0 inches |
| Weight | 2.5 lbs |
774741-B21 Use Case
Real-Time Transaction Processing in Financial Services
Deploy the 774741-B21 HP DL380 Gen9 NVMe 6 SSD Express Bay Kit in a bank’s core infrastructure to accelerate high-volume transaction processing and risk analytics. By delivering sub-millisecond latency and 1M+ IOPS per server, it ensures instant trade confirmations, real-time fraud detection and regulatory compliance reporting with zero performance bottlenecks.
High-Density Virtual Desktop Infrastructure (VDI)
Implement the NVMe 6 SSD Express Bay Kit in an enterprise VDI cluster to support 1,000+ concurrent virtual desktops. The kit boosts I/O performance by 4× over SATA SSDs, reducing boot-storm times to under 30 seconds and delivering consistent user experience for graphics-intensive design and remote work scenarios, while maximizing VM density per chassis.
Accelerated Big Data Analytics and Machine Learning
Integrate the 774741-B21 kit into a Hadoop/Spark cluster to cache hot datasets and training models. With sustained throughput of 12 GB/s and extreme read/write concurrency, data scientists achieve 3× faster query performance on large-scale analytics, dramatically shortening model iteration cycles and time-to-insight for AI-driven decision making.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Bus Width | N/A | 64-bit | - | 64-bit | 64-bit |
| Capture Frame Rate | N/A | N/A | - | N/A | N/A |
| Capture Resolution | N/A | N/A | - | N/A | N/A |
| Card Type | Storage Controller | Storage Controller | - | Storage Controller | Storage Controller |
| Chipset / Controller | N/A | N/A | - | Smart Array P408i-c | N/A |
| Cooling | Passive | Passive | - | Passive | Passive |
| Depth | 10.0 inches | N/A | - | N/A | N/A |
| Full Height Bracket | No | Yes | - | No | No |
| Height | 1.0 inches | N/A | - | N/A | N/A |
| Interface | PCIe x8 | PCIe x4 | - | PCIe x8 | PCIe x8 |
| Low Profile Bracket | Yes | Yes | - | Yes | Yes |
| Max Data Rate | N/A | N/A | - | N/A | N/A |
| Operating System Compatibility | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi | - | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi |
| PCIe Version | PCIe 3.0 | PCIe 3.0 | - | PCIe 3.0 | PCIe 3.0 |
| Port Count | N/A | N/A | - | 8 | N/A |
| Power Requirements | N/A | 3.3V | - | 3.3V | 3.3V |
| Product Name | 774741-B21-HP DL380 Gen9 NVMe 6 SSD Express Bay Kit | 866723-B21-HPE XL230k NVMe Enablement FIO Kit | - | 823856-B21-SMART ARRAY P408I-C SR GEN10 CTRLR PL=SI | 761878-B21-HP H244br FIO Smart HBA |
| Product Type | Expansion Card | Expansion Card | - | Expansion Card | Expansion Card |
| RAID Levels Supported | N/A | N/A | - | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 / JBOD | N/A |
| Supported Ports | N/A | N/A | - | N/A | N/A |
| Use Case | Storage Expansion | Storage Expansion | - | Storage Expansion | Storage Expansion |
| Weight | 2.5 lbs | N/A | - | N/A | N/A |
| Width | 8.0 inches | N/A | - | N/A | N/A |
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Questions & Answers
Q
What is the HP DL380 Gen9 NVMe 6 SSD Express Bay Kit (SKU: 774741-B21)?
A
The HP DL380 Gen9 NVMe 6 SSD Express Bay Kit (SKU: 774741-B21) is a cabled backplane assembly that enables up to six NVMe SSDs in an HPE ProLiant DL380 Gen9 server for ultra-low latency storage.
Q
Which drives are compatible with this kit?
A
This kit supports U.2 NVMe SSDs that comply with the PCIe 3.0 specification and the HPE ProLiant DL380 Gen9 server drive bay architecture.
Q
How many NVMe SSDs can be installed?
A
You can install up to six NVMe SSDs simultaneously using the six dedicated U.2 drive bays provided by the kit.
Q
Is the HP DL380 Gen9 NVMe 6 SSD Express Bay Kit hot-swappable?
A
Yes. All six NVMe SSDs installed via this kit support hot-swapping, allowing drive replacement without powering down the server.
Q
How do I install the NVMe Express Bay Kit in my server?
A
Power off the server, remove the front bezel, slide the kit into the top bay slot, secure the caddy, connect the backplane cables to the system board, and reinstall the bezel.
Q
Can I configure RAID with NVMe SSDs on this kit?
A
Yes. You can configure RAID levels 0, 1, 5, 10, or 50 using the server’s Smart Array controller that supports NVMe SSDs in the Gen9 platform.
Q
What performance gains can I expect?
A
By leveraging PCIe 3.0 x4 lanes per drive, you can achieve up to 3.2 GB/s sequential throughput per NVMe SSD, significantly reducing I/O latency.
Q
Does the kit require firmware updates?
A
HPE recommends updating the ProLiant system BIOS and Smart Storage firmware to the latest version to ensure full NVMe compatibility and optimal performance.
Q
What are the power and cooling requirements?
A
The kit adds minimal power draw per NVMe drive. Ensure adequate front-to-rear airflow as specified in the HPE ProLiant DL380 Gen9 thermal design guide.
Q
What form factor does the kit use?
A
The kit occupies a single half-height, full-length bay in the HPE ProLiant DL380 Gen9 front chassis and supports six U.2 NVMe SSDs.
Q
In which environments is this kit certified?
A
The kit is validated for data center, virtualization, database, and high-performance computing environments on the HPE ProLiant DL380 Gen9 platform.
Q
What warranty covers the bay kit?
A
The HP DL380 Gen9 NVMe 6 SSD Express Bay Kit is covered by HPE’s standard three-year limited warranty and is eligible for HPE Proactive Care support.
Q
Can I mix NVMe SSDs with SAS/SATA drives in the same server?
A
Yes. You can populate the front bays with NVMe SSDs using this kit while using separate SAS/SATA backplanes for traditional drives in other bays.
Q
How do I monitor NVMe SSD health?
A
Use HPE Integrated Lights-Out (iLO) and the Smart Array management utility to monitor SMART metrics, temperature, endurance, and drive status.
Q
How can I order the kit and what is the lead time?
A
Order via an authorized HPE reseller or HPE’s online storefront. Lead time typically ranges from 3–5 business days, depending on regional stock levels.
Q
Where can I get technical support for this kit?
A
Contact HPE Support through the HPE Support Center portal, phone, or an authorized service provider for kit installation, diagnostics, and troubleshooting assistance.
