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726551-B21
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- HPE ML350 Gen9 NVMe 6 Solid State Drive Express Bay Enablement Kit
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726551-B21 Overview
726551-B21-HPE ML350 Gen9 NVMe 6 Solid State Drive Express Bay Enablement Kit is engineered to expand the storage capabilities of HPE ML350 Gen9 servers by enabling the integration of NVMe solid state drives in an express bay configuration. This kit offers a dedicated solution for storage expansion, ensuring that high-speed NVMe drives can be seamlessly added to the server with ease.
Designed as a storage controller expansion solution, the kit leverages a PCIe-based connection with support for PCIe 3.0 speeds to deliver rapid data transfer necessary for modern workloads. Featuring a low-profile bracket for optimal fit in compact server chassis, the kit addresses critical use cases in storage expansion where performance, reliability, and scalability are paramount.
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Explore more options from Server Expansion Cards or explore other Hpe products.
726551-B21 Specifications
| Product Type | Expansion Card |
| Card Type | Storage Controller |
| Interface | N/A |
| 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 | N/A |
| Operating System Compatibility | N/A |
| Bus Width | N/A |
| Power Requirements | N/A |
| Use Case | Storage Expansion |
| Product Name | 726551-B21-HPE ML350 Gen9 NVMe 6 Solid State Drive Express Bay Enablement Kit |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
726551-B21 Use Case
High-Speed OLTP Database Acceleration for E-Commerce Platforms
In a high-traffic e-commerce environment, the HPE ML350 Gen9 NVMe 6 SSD Express Bay Enablement Kit enables six NVMe drives to deliver sub-millisecond latency and 500K+ IOPS. By hosting the order-processing and inventory databases on NVMe storage, online retailers achieve 40% faster transaction throughput, reduce page-load times by 30%, and eliminate peak-hour slowdowns—ensuring seamless shopping experiences and increased revenue.
Enterprise Virtual Desktop Infrastructure (VDI) Scalability
A global financial services firm deploys the ML350 Gen9 with six NVMe SSDs to support 1,000+ concurrent virtual desktops. The Express Bay Enablement Kit delivers consistent low-latency boot storms and application launches, reduces login times by 50%, and drives density of 200 VDI sessions per server. The result is improved end-user productivity, simplified management, and a 25% reduction in storage TCO.
Real-Time Analytics and BI Query Acceleration
A manufacturing analytics team implements the HPE NVMe Express Bay Kit in its ML350 Gen9 cluster to power in-memory data warehouses and real-time dashboards. The six NVMe drives deliver 10× faster data ingest and sub-second ad-hoc SQL queries on 10TB datasets. This high-performance configuration enables continuous monitoring of production metrics, accelerates decision-making, and drives a 20% reduction in operational waste.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|---|---|
| Bus Width | 64-bit | N/A | - | 64-bit | N/A |
| 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 | - | RAID Controller | Other |
| Chipset / Controller | QMH2672 | N/A | - | HPE Smart Array P416ie-m SR | N/A |
| Cooling | Passive | N/A | - | Passive | N/A |
| Depth | N/A | N/A | - | 3.10 inches | N/A |
| Full Height Bracket | Yes | No | - | No | N/A |
| Height | N/A | N/A | - | 0.62 inches | N/A |
| Interface | PCIe x8 | N/A | - | PCIe x8 | N/A |
| Low Profile Bracket | No | Yes | - | Yes | N/A |
| Max Data Rate | N/A | N/A | - | N/A | N/A |
| Operating System Compatibility | Windows / Linux / VMware ESXi | N/A | - | Windows / Linux / VMware ESXi | N/A |
| PCIe Version | PCIe 3.0 | PCIe 3.0 | - | PCIe 3.0 | N/A |
| Port Count | 2 | N/A | - | N/A | N/A |
| Power Requirements | 3.3V | N/A | - | 3.3V | N/A |
| Product Name | 710608-B21-HP QMH2672 16GB FC HBA 1YR IMS WARRANTY STANDARD | 726551-B21-HPE ML350 Gen9 NVMe 6 Solid State Drive Express Bay Enablement Kit | - | 804428-B21-HPE Smart Array P416ie-m SR Gen10 Ctrlr | 779227-B21-HPE VC SE 16GB FC MODULE |
| 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 | SFP+ | N/A | - | N/A | SFP+ |
| Use Case | Storage Expansion | Storage Expansion | - | Storage Expansion | Storage Expansion |
| Weight | N/A | N/A | - | 0.66 lbs | N/A |
| Width | N/A | N/A | - | 4.33 inches | N/A |
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Questions & Answers
Q
What is the HPE ML350 Gen9 NVMe 6 Solid State Drive Express Bay Enablement Kit (SKU: 726551-B21)?
A
The HPE ML350 Gen9 NVMe 6 SSD Express Bay Enablement Kit (SKU 726551-B21) upgrades your server chassis to support up to six NVMe solid-state drives, delivering enterprise-class performance and reduced latency.
Q
Which HPE servers are compatible with SKU 726551-B21?
A
SKU 726551-B21 is fully compatible with HPE ProLiant ML350 Gen9 servers configured with the standard eight LFF or 12 SFF drive chassis.
Q
How many NVMe SSDs does this enablement kit support?
A
The enablement kit supports installation of up to six NVMe SSDs in the front drive bays of a ProLiant ML350 Gen9 server.
Q
What are the key benefits of enabling NVMe SSD bays?
A
Enabling NVMe SSD bays accelerates data throughput, minimizes I/O bottlenecks, lowers application latency and boosts overall server performance.
Q
Does this kit include drive carriers and backplanes?
A
Yes. The kit includes six NVMe drive carriers, a dedicated backplane assembly and required cabling for seamless integration.
Q
How do I install the NVMe Express Bay Enablement Kit?
A
To install, power down the server, remove existing drive carriers, secure NVMe carriers into designated bays, connect the backplane cable and update firmware per HPE installation guide.
Q
Can I mix NVMe and SAS/SATA drives after installation?
A
No. Once the kit is installed, those six bays are dedicated to NVMe SSDs only; SAS and SATA drives must remain in other bays.
Q
What performance improvements can I expect?
A
You can achieve up to 3× higher I/O operations per second (IOPS) and sub-millisecond latency for data-intensive workloads.
Q
Is this kit supported by HPE Smart Array controllers?
A
Yes. It is supported by HPE Smart Array P440ar and P840 controllers with the latest NVMe firmware release.
Q
What are the power and cooling requirements?
A
The kit requires standard ProLiant ML350 Gen9 power supplies and fans; no additional power or cooling upgrades are necessary.
Q
Does this enablement kit require a firmware update?
A
Yes. HPE recommends updating your server BIOS, Smart Array controller and NVMe backplane firmware to the latest versions before deployment.
Q
What is the warranty for SKU 726551-B21?
A
The kit is covered by HPE’s standard three-year limited warranty with optional HPE Foundation Care and Proactive Care support services.
Q
How can I order the HPE NVMe Express Bay Kit?
A
You can order SKU 726551-B21 through authorized HPE distributors, your HPE sales representative or the HPE online storefront.
Q
Are there prerequisites before installing the kit?
A
Ensure your ML350 Gen9 server has a supported Smart Array controller, updated firmware, and free drive bays before installing the kit.
Q
Can I hot-swap NVMe drives with this kit?
A
Yes. The NVMe carriers support hot-swap functionality, enabling drive replacement without server downtime.
Q
Where can I find technical documentation and support?
A
Visit the HPE Support Center website, enter SKU 726551-B21, and access setup guides, release notes and contact HPE support for assistance.
