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Calvin Turner
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48 port configuration provides excellent scalability.
Q2F23A
SN2100M 100GBE 16QSFP28 SWITCH PL-1Y
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Q2F23A
- Description:
- SN2100M 100GBE 16QSFP28 SWITCH PL-1Y
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Q2F23A Overview
Q2F23A is a high-performance network switch featuring a modular architecture optimized for reliable operation in enterprise environments. It offers multiple power options, including a redundant power supply and AC power, alongside versatile port configurations that support both standard and high-speed connectivity.
Q2F23A is engineered for scalable deployments with seamless stacking and enhanced switching performance. Designed for mission-critical use cases such as data centers, campus networks, and enterprise backbones, it delivers robust connectivity, efficient management, and high throughput to meet diverse networking demands.
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Q2F23A Specifications
- Product Type
- Switch
- Power Source
- Redundant Power Supply / AC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 150 W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 48 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Twisted Pair / Fiber
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- Q2F23A
- Uplink Configuration
- 10G
- 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
- 48 Ethernet ports with 4 dedicated SFP uplink slots
- Flash Memory
- 64 MB
- Switching Capacity
- 128 Gbps
- Switching Capacity with Stacking
- 256 Gbps
- Product Name
- Q2F23A High-Performance Stackable Network Switch
- Height
- 1.75 inches
- Width
- 19 inches
- Depth
- 18 inches
- Weight
- 15 lbs
Q2F23A Use Case
High-Density Data Center Spine with Q2F23A-SN2100M 100GBE 16QSFP28 SWITCH
In a virtualized data center hosting hundreds of VMs and containerized services, the Q2F23A-SN2100M 100GBE 16QSFP28 SWITCH serves as the spine in a leaf-spine topology. By aggregating 16 QSFP28 ports at 100GbE, it delivers non-blocking throughput, sub-microsecond latency, and seamless east-west traffic flow. Outcome: Accelerated VM migrations, predictable east-west performance at scale, and simplified network operations under a unified management plane.
AI/ML GPU Cluster Interconnect Using Q2F23A-SN2100M 100GBE 16QSFP28 SWITCH
For distributed deep-learning training across multi-GPU servers, the Q2F23A-SN2100M 100GBE 16QSFP28 SWITCH provides line-rate 100GbE links and ultra-low latency fabric. In this scenario, large model parameter exchanges and data sharding occur at full bandwidth, minimizing synchronization delays. Outcome: Up to 50% faster epoch completion, predictable job scaling across racks, and maximized GPU utilization for complex AI workloads.
Enterprise Campus Core Backbone with Q2F23A-SN2100M 100GBE 16QSFP28 SWITCH
A multi-building corporate campus requires a resilient core backbone to handle VoIP, video conferencing, and cloud access. Deployed at the core aggregation layer, the Q2F23A-SN2100M 100GBE 16QSFP28 SWITCH delivers high-availability 100GbE uplinks to distribution switches and direct cloud peering. Outcome: Scalable bandwidth growth, seamless failover with ML-driven telemetry, and future-proof capacity for SaaS, IoT sensors, and high-definition collaboration.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 Q2F23A |  R0P14A |  Q2F24A |  QR481B |  AJ821C | |
|---|---|---|---|---|---|
| Depth | 18 inches | 12 inches | 11.3 inches | 14 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 | 256 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1 inches | 1.75 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 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | Q2F23A | R0P14A | Q2F24A | QR481B | AJ821C |
| Media Type Supported | Twisted Pair / Fiber | Twisted Pair / Fiber | Twisted Pair / Fiber | Twisted Pair | Combo |
| Memory | 256 MB | 256 MB | 512 MB | 512 MB | 256 MB |
| Number of Downlink Ports | 48 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+ | Non POE | POE+ |
| Port/Expansion Slot Details | 48 Ethernet ports with 4 dedicated SFP uplink slots | 2 expansion slots for module upgrade | 4 expansion slots available | 24 fixed Ethernet ports, 4 SFP uplink ports | 24 Ethernet ports, 4 SFP uplink ports |
| Power Consumption | 150 W | N/A | 85 W | 150 W | 120W |
| Power Source | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply | Redundant Power Supply / AC Power Supply |
| Product Name | Q2F23A High-Performance Stackable Network Switch | R0P14A Enterprise Stackable Switch | Q2F24A Enterprise Stackable Gigabit Switch | QR481B Next-Generation Stackable Managed Switch | AJ821C Network 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 | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 128 Gbps | 128 Gbps | 176 Gbps | 200 Gbps | 128 Gbps |
| Switching Capacity with Stacking | 256 Gbps | 256 Gbps | 352 Gbps | 400 Gbps | 256 Gbps |
| Uplink Configuration | 10G | 10G | 10G | 10G | 10G |
| Weight | 15 lbs | 10 lbs | 8 lbs | 15 lbs | 8 lbs |
| Width | 19 inches | 17 inches | 17.5 inches | 17.5 inches | 17 inches |
Reviews & Ratings
M
Miles Bennett
4
Stable operation under sustained workloads.
J
Julian Scott
5
Simple management and clean integration.
V
Victor Allen
3
Good fit for data center networking.
E
Eric Wallace
4
Reliable enterprise Ethernet switch.
Questions & Answers
What is the HPE SN2100M 100GbE 16QSFP28 Switch (SKU: Q2F23A)?
The HPE SN2100M (Q2F23A) is a high-performance 100GbE switch featuring 16 QSFP28 ports, designed for data center core and spine deployments requiring ultra-low latency and high throughput.
How many ports does the SN2100M switch provide?
The SN2100M switch provides 16 QSFP28 ports, each delivering up to 100 GbE connectivity for fiber or DAC cabling.
What throughput and latency can I expect from the SN2100M?
The SN2100M delivers up to 3.2 Tbps non-blocking throughput with sub-600 ns latency, ensuring consistent low-latency switching under full load.
Which transceiver modules are supported by the SN2100M?
The SN2100M supports QSFP28 SR4, LR4, CWDM4, and DAC/Active Optical Cables, enabling flexible reach from 10 m to 10 km.