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NVMe bay kit enabled fast SSD expansion.
788359-B21
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HPE DL580 Gen9 NVMe 5 Solid State Drive Express Bay Enableme...
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Name:
788359-B21
- Description:
- HPE DL580 Gen9 NVMe 5 Solid State Drive Express Bay Enablement Kit
- Rating:
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- Brand:
- Hpe
- Condition:
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788359-B21 Overview
788359-B21 is an enclosed cabinet rack offering 42U of vertical space with a standard 19-inch mounting system and a weight capacity of 501–1000 lbs. It features a vented door design, integrated cable management, and passive ventilation for efficient airflow and cooling support, while its fixed side panels ensure structural integrity.
The rack is engineered for floor-standing installation with leveling feet (no casters) and a front door locking mechanism. It is ideally suited for network closets, data centers, telecom racks, and AV equipment applications, and comes fully equipped with rails and expansion readiness for diverse equipment setups.
788359-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 788359-B21 for additional pricing. Browse the full Hpe Racks series or explore all Hpe products.
788359-B21 Specifications
- Product Type
- Rack
- Rack Type
- Enclosed Cabinet
- Mounting Type
- Floor Standing
- Rack Height (U)
- 42U
- Use Case
- Data Center / Networking Closet / AV Rack / Telecom
- Rack Width
- 19-inch
- Rack Depth
- 600–800mm
- Weight Capacity
- 501–1000 lbs
- Material
- Steel
- Door Type
- Vented Door
- Side Panels
- Fixed
- Cable Management
- Included
- Cooling Support
- Passive Ventilation
- Locking Mechanism
- Front Door Lock
- Casters
- No
- Leveling Feet
- Included
- Rails Included
- Yes
- Expansion Ready
- Yes
- Grounding Kit Included
- Yes
- Color
- Black
- Compliance
- RoHS
- Product Name
- 788359-B21 Enclosed Cabinet Rack
- Height
- 76 inches
- Width
- 27 inches
- Depth
- 30 inches
- Weight
- 400 lbs
788359-B21 Use Case
Accelerated Real-Time Analytics for Financial Trading Platforms
In a global investment bank running HPE ProLiant DL580 Gen9 servers, the 788359-B21 NVMe 5 Solid State Drive Express Bay Enablement Kit unlocks ultra-low latency and consistent high IOPS for market data feeds and risk calculations. By enabling up to five NVMe drives per bay, trading desks achieve millisecond-level query response and 3× faster risk-scenario computations. Key outcomes: - Sub-millisecond data access for algorithmic trading - 40% reduction in market-data refresh times - Scalable throughput to support peak trading volumes
Enterprise VDI Performance Boost with HPE DL580 Gen9 NVMe Enablement
A Fortune 500 healthcare provider consolidates 1,200 virtual desktops on HPE DL580 Gen9 servers, using the 788359-B21 Express Bay Enablement Kit to host NVMe SSDs for boot storms and application I/O. The result is a seamless user experience with rapid login and application launch during shift changes. Measurable benefits: - 50% faster desktop boot times under peak load - 35% improvement in application responsiveness - 25% lower storage-related CAPEX/OPEX through higher VM density
High-Performance Database Acceleration for E-Commerce Order Processing
An online retailer deploys HPE DL580 Gen9 servers equipped with the 788359-B21 NVMe Enablement Kit to power its SAP HANA order-management system. Enabling five NVMe SSDs per bay drives sub-2 ms transaction latency and supports flash-optimized OLTP workloads during promotional peaks. Business impact: - 30% faster checkout transaction times - 20% reduction in cart abandonment rates - 4× higher concurrent transaction capacity
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 788359-B21 |  H6J77A |  H6J88A |  BW896A |  BW907A | |
|---|---|---|---|---|---|
| Product Type | Rack | Rack | Rack | Rack | Rack |
| Rack Type | Enclosed Cabinet | Enclosed Cabinet | Enclosed Cabinet | Enclosed Cabinet | Enclosed Cabinet |
| Mounting Type | Floor Standing | Floor Standing | Floor Standing | Floor Standing | Floor Standing |
| Rack Height (U) | 42U | 42U | 42U | 42U | 42U |
| Use Case | Data Center / Networking Closet / AV Rack / Telecom | Data Center / Networking Closet / Telecom / AV Rack | Data Center | Data Center / Networking Closet / AV Rack / Telecom | Data Center / Networking Closet / AV Rack / Telecom |
| Rack Width | 19-inch | 19-inch | 19-inch | 19-inch | 19-inch |
| Rack Depth | 600–800mm | 800–1000mm | 800–1000mm | 800–1000mm | 800–1000mm |
| Weight Capacity | 501–1000 lbs | 2000+ lbs | 501–1000 lbs | 2000+ lbs | 501–1000 lbs |
| Material | Steel | Cold-Rolled Steel | Cold-Rolled Steel | Cold-Rolled Steel | Cold-Rolled Steel |
| Door Type | Vented Door | Vented Door | Vented Door | Vented Door | Vented Door |
| Side Panels | Fixed | Fixed | Removable | Fixed | Removable |
| Cable Management | Included | Included | Horizontal | Included | Tool-less |
| Cooling Support | Passive Ventilation | Passive Ventilation | Passive Ventilation | Passive Ventilation | Passive Ventilation |
| Locking Mechanism | Front Door Lock | Front Door Lock | Front Door Lock | Front Door Lock | Front Door Lock |
| Casters | No | Optional | Optional | Included | No |
| Leveling Feet | Included | Included | Included | Included | Included |
| Rails Included | Yes | Yes | Yes | Yes | Yes |
| Expansion Ready | Yes | Yes | Yes | Yes | Yes |
| Grounding Kit Included | Yes | Yes | Yes | Yes | Yes |
| Color | Black | Black | Black | Black | Black |
| Compliance | RoHS | RoHS / UL Listed / CE | EIA-310-D / RoHS / UL Listed / CE | UL Listed | EIA-310-D / RoHS / UL Listed / CE |
| Product Name | 788359-B21 Enclosed Cabinet Rack | H6J77A Enclosed Server Rack | H6J88A Enclosed Data Rack | BW896A Enclosed Cabinet Rack | BW907A Enclosed Data Rack |
| Height | 76 inches | 84 inches | 73.5 inches | 73.5 inches | 73.5 inches |
| Width | 27 inches | 24 inches | 23 inches | 27 inches | 19 inches |
| Depth | 30 inches | 36 inches | 36 inches | 39 inches | 39 inches |
| Weight | 400 lbs | 350 lbs | 150 lbs | 250 lbs | 250 lbs |
Reviews & Ratings
S
Salman Butt
5
OEM kit aligned perfectly.
J
Johannes Brandt
5
Solid construction.
K
Kevin Brooks
4
Easy to install.
V
Viktor Horvath
5
Worked as designed.
Questions & Answers
What is the HPE 788359-B21 NVMe 5 Solid State Drive Express Bay Enablement Kit?
The HPE 788359-B21 is an enablement kit that equips HPE ProLiant DL580 Gen9 servers with five NVMe drive bays for high-performance solid state storage.
Which HPE servers are compatible with the 788359-B21 kit?
The 788359-B21 enablement kit is fully compatible with HPE ProLiant DL580 Gen9 rack servers configured for NVMe storage.
How many NVMe SSDs can I install with this kit?
This kit provides five Express Bay slots, enabling installation of up to five NVMe solid state drives for maximum throughput.
Does the kit support hot-swap functionality?
Yes, the 788359-B21 NVMe Express Bay Enablement Kit supports hot-swap drives, allowing maintenance without server downtime.
What performance gains can I expect from using NVMe drives?
NVMe drives deliver up to 6× greater I/O performance and sub-millisecond latency compared to SAS SSDs, accelerating mission-critical workloads.
Is a firmware update required for installation?
HPE recommends updating the server BIOS and HPE Smart Array firmware to the latest versions prior to installing the NVMe enablement kit.
Can I mix NVMe SSDs with SAS or SATA drives in the same server?
No. When using the 788359-B21 kit, all Express Bay slots must be populated with NVMe SSDs to ensure proper backplane signaling.
What additional hardware is needed for NVMe support?
No additional hardware is required beyond the 788359-B21 kit; it includes all backplanes and interposers needed for NVMe SSD support.
How do I install the HPE NVMe Express Bay Enablement Kit?
Installation involves powering down the server, installing the kit’s backplanes into the front bay, seating NVMe SSDs, and updating firmware per the QuickSpecs guide.
Will this kit work with HPE OneView and iLO management?
Yes, the enablement kit is fully supported by HPE OneView and Integrated Lights-Out (iLO) for drive monitoring and management.
What is the warranty for the 788359-B21 kit?
The kit carries a standard three-year HPE limited warranty covering defects in materials and workmanship.
What are the physical dimensions and weight of the kit?
The NVMe Express Bay Enablement Kit measures 17.0 × 5.1 × 1.7 inches and weighs approximately 2.5 pounds.
How does the enablement kit impact power consumption?
Integrating NVMe SSDs typically increases power draw by up to 25W per drive compared to SAS SSDs; verify power and cooling capacity before deployment.
Can I use non-HPE NVMe SSDs with this kit?
While the backplane will accept standard NVMe M.2 form factors, HPE recommends certified drives for full compatibility and support.
Where can I purchase the HPE 788359-B21 kit?
The enablement kit is available through authorized HPE resellers, the HPE Parts Store, and major enterprise IT distributors.
How do I verify my server is Gen9 before ordering?
Check the server model label at the rear chassis or run ‘show server detail’ in iLO CLI to confirm a ProLiant DL580 Gen9 designation.