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Martin Reeves
5
Virtual Connect FC module delivered stable performance across all ports.
751465-B21
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HP VC 16Gb 24-Port FC Module
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751465-B21
- Description:
- HP VC 16Gb 24-Port FC Module
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751465-B21 Overview
751465-B21 stands as an enterprise-grade rack-mount switch built on a modern, high-performance architecture that enables robust scalability and efficient network management. It is equipped with a reliable AC power supply and supports redundant configurations to ensure continuous operation in critical environments.
Engineered with a diverse set of ports—including 24 Ethernet ports and 4 dedicated SFP uplink ports—this switch offers excellent stacking capabilities and flexibility in network design. Its high switching capacity, POE+ support, and streamlined performance make it an ideal solution for data centers, campus networks, and other mission-critical use cases.
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751465-B21 Specifications
- Product Type
- Switch
- Power Source
- AC Power Supply
- Layer Supported
- Layer 2
- Form Factor
- Rack-mount
- Power Consumption
- 150 W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 8 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Twisted Pair
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- 751465-B21
- Uplink Configuration
- 1G
- IOS
- IP Services
- POE Support
- POE+
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- 2 expansion slots available
- Flash Memory
- 64 MB
- Switching Capacity
- 64 Gbps
- Switching Capacity with Stacking
- 128 Gbps
- Product Name
- 751465-B21 Enterprise Rack-Mount Switch
- Height
- 1 inches
- Width
- 18 inches
- Depth
- 10 inches
- Weight
- 15 lbs
751465-B21 Use Case
Enterprise SAN Virtualization and Server Consolidation
In large-scale HP c-Class blade deployments, the 751465-B21-HP VC 16Gb 24-Port FC Module centralizes Fibre Channel connectivity and virtualizes SAN fabrics across multiple Virtual Connect domains. This simplifies cabling, reduces Fibre Channel switch counts, and accelerates storage provisioning. Benefit: Up to 40% fewer physical ports, 50% faster LUN provisioning, and streamlined data center operations.
Automated Backup and Disaster Recovery in Hybrid Data Centers
For hybrid cloud and on-premises DR strategies, the 751465-B21-HP VC 16Gb 24-Port FC Module provides dedicated, high-speed Fibre Channel links between primary arrays and remote sites. Integrated with HP OneView and third-party backup software, it enables synchronous replication and automated failover processes. Benefit: Achieve sub-30-minute RTO, reduce backup windows by 35%, and maintain regulatory compliance.
High-Performance Computing and AI/ML Cluster Connectivity
In HPC and AI/ML environments, the 751465-B21-HP VC 16Gb 24-Port FC Module delivers ultra-low latency, high-bandwidth storage access for GPU-accelerated compute clusters. It supports parallel I/O, scales to hundreds of nodes, and integrates seamlessly with NVIDIA DGX systems. Benefit: Lower data access latency by 25%, boost training throughput by 30%, and optimize resource utilization.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 751465-B21 |  QK754C |  834978-B22 |  QK714D |  Q9D35A | |
|---|---|---|---|---|---|
| Depth | 10 inches | 12 in | 18 inches | 10 inches | 12 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB | 256 MB | 32 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1 inches | 1.75 in | 1 inches | 1.75 inches | 1 inches |
| IOS | IP Services | IP Services | IP Services | IP Services | IP Services |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 | Layer 2 / Layer 3 | Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | 751465-B21 | QK754C | 834978-B22 | QK714D | Q9D35A |
| Media Type Supported | Twisted Pair | Combo | Combo | Twisted Pair / Fiber | Twisted Pair / Fiber / Combo |
| Memory | 256 MB | 512 MB | 512 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 8 Ports | 24 Ports | 24 Ports | 24 Ports | 24 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | POE+ | POE+ | POE+ | POE+ | POE+ |
| Port/Expansion Slot Details | 2 expansion slots available | 4 x 10G SFP+ uplink slots, 24 x 10/100/1000 Ethernet ports | 2 expansion slots | N/A | 2 expansion slots for additional modules |
| Power Consumption | 150 W | N/A | N/A | 120W | 150W |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply |
| Product Name | 751465-B21 Enterprise Rack-Mount Switch | QK754C Enterprise Stackable Switch | 834978-B22 High-Performance Enterprise Switch | QK714D High-Performance Data Center Switch | Q9D35A Enterprise Rack Switch |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | Yes |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 12 SFP Ports | 4 SFP Ports |
| Switching Capacity | 64 Gbps | 128 Gbps | 128 Gbps | 100 Gbps | 320 Gbps |
| Switching Capacity with Stacking | 128 Gbps | 256 Gbps | 256 Gbps | 150 Gbps | 640 Gbps |
| Uplink Configuration | 1G | 10G | 10G | 10G | 10G |
| Weight | 15 lbs | 6 lbs | 10 lbs | 15 lbs | 10 lbs |
| Width | 18 inches | 17.5 in | 17.5 inches | 17.5 inches | 17 inches |
Reviews & Ratings
S
Stephen Harris
5
Easy to integrate into BladeSystem chassis with predictable results.
P
Peter Walsh
5
Reliable Fibre Channel connectivity for shared storage.
C
Charles Newman
5
Reduced SAN management overhead significantly.
V
Victor Lane
5
Consistent operation in production.
Questions & Answers
What is the HP VC 16Gb 24-Port FC Module (SKU 751465-B21)?
The HP VC 16Gb 24-Port FC Module (751465-B21) is a Virtual Connect Fibre Channel pass-through interconnect that delivers 16 Gbps full-duplex SAN connectivity across 24 external ports, simplifying blade-to-storage networking.
Which HP BladeSystem chassis and server blades are compatible with the HP VC 16Gb 24-Port FC Module?
This module is compatible with HP BladeSystem c-Class enclosures and supports ProLiant BL460c Gen8/Gen9, BL660c Gen8/Gen9, and other c-Class server blades equipped with Virtual Connect mezzanine slots.
How many Fibre Channel ports does the HP VC 16Gb 24-Port FC Module provide?
The HP VC 16Gb 24-Port FC Module provides 24 external SFP+ Fibre Channel uplink ports, enabling high-density SAN connections for blade servers.
What is the maximum data rate per port on the HP VC 16Gb 24-Port FC Module?
Each port supports up to 16 Gbps full-duplex Fibre Channel throughput, delivering low-latency, high-bandwidth SAN performance.
What are the primary benefits of using the HP VC 16Gb 24-Port FC Module?
It reduces SAN cabling complexity, automates WWPN mapping, provides centralized Virtual Connect management, and delivers scalable 16 Gb Fibre Channel performance for blade environments.
How do I install the HP VC 16Gb 24-Port FC Module in an HP BladeSystem c-Class chassis?
Slide the module into an available interconnect bay, secure the latch, and connect standard 16 Gb SFP+ Fibre Channel cables; Virtual Connect Manager will auto-detect and configure the module.
Does the HP VC 16Gb 24-Port FC Module support hot-plug operation?
Yes. The HP VC 16Gb 24-Port FC Module supports hot-plug insertion and removal, enabling maintenance or upgrades without powering down the chassis.
Which SFP+ transceivers are supported by the HP VC 16Gb 24-Port FC Module?
It supports industry-standard 16 Gb SFP+ Fibre Channel transceivers such as the HP 16Gb FC SW LC SFP+ (J9282D) and compatible optical or copper modules.
How is the HP VC 16Gb 24-Port FC Module managed?
Management is performed via HP Virtual Connect Manager or HPE OneView, offering a GUI for SAN mapping, firmware updates, and health monitoring.
Does the HP VC 16Gb 24-Port FC Module support NPIV?
Yes. It fully supports N_Port ID Virtualization (NPIV) to enable multiple virtual WWPNs per physical port for advanced SAN zoning.
What firmware is required for the HP VC 16Gb 24-Port FC Module?
Install the latest Virtual Connect firmware available from the HPE Support Center to ensure full interoperability and performance.
Can I deploy the HP VC 16Gb 24-Port FC Module in a redundant configuration?
Yes. Use two modules in separate interconnect bays to create a redundant SAN fabric with automatic failover and high availability.
What is the power consumption of the HP VC 16Gb 24-Port FC Module?
The module consumes approximately 35 Watts under typical operating conditions, helping to maintain energy-efficient blade deployments.
What warranty coverage does the HP VC 16Gb 24-Port FC Module include?
It comes with a one-year limited hardware warranty, and optional HPE Care Pack service extensions are available for up to five years of coverage.
Where can I purchase the HP VC 16Gb 24-Port FC Module (751465-B21)?
You can order SKU 751465-B21 through authorized HPE resellers, the HPE online store, or major IT hardware distributors.
How does the HP VC 16Gb 24-Port FC Module simplify SAN zoning?
Virtual Connect zoning automates WWPN-to-port assignments, eliminating manual switch zoning and reducing configuration time while ensuring accurate SAN segmentation.
What types of data center environments is the HP VC 16Gb 24-Port FC Module best suited for?
It is ideal for enterprise blade server deployments requiring high-density 16 Gb Fibre Channel SAN connectivity, virtualization support, and simplified management.