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Nexus 5548 UP chassis delivered high-performance 10GbE switching with stable power redundancy.
N5K-C5548UP-FA
Nexus 5548 UP Chassis, 32 10GbE Ports, 2 PS, 2 Fans
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N5K-C5548UP-FA
- Description:
- Nexus 5548 UP Chassis, 32 10GbE Ports, 2 PS, 2 Fans
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- Brand:
- Cisco
- GTIN:
- 11110528049
- Condition:
- Warranty:
- 3
- List Price:
$32,200.00
- Price:
$11,522.0064.2% off
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N5K-C5548UP-FA Overview
N5K-C5548UP-FA is a highly scalable, high-performance data center switch that integrates a unified port architecture with flexible power options and robust design. It offers 48 unified downlink ports supporting 10/100/1000 Ethernet connectivity along with four dedicated uplink ports delivering 40G performance, ensuring rapid deployment and reliable throughput for modern network environments.
Built with redundant power supply support and designed for stacking and scalability, the Cisco Nexus 5548UP Unified Port Switch provides low latency and optimized packet forwarding for mission-critical applications. Its architecture and comprehensive port options make it ideal for enterprise LAN deployments, data center aggregation, and other high-demand use cases.
N5K-C5548UP-FA price is $11,522.00, a 64.2% saving from the Cisco list price of $32,200.00. N5K-C5548UP-FA is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for N5K-C5548UP-FA for additional pricing. Browse the full Nexus 5000 Switches series or explore all Cisco products.
N5K-C5548UP-FA Specifications
- Product Type
- Switch
- Power Source
- Redundant Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- N/A
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 48 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Combo
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- N5K-C5548UP-FA
- Uplink Configuration
- 40G
- IOS
- N/A
- POE Support
- Non POE
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- N/A
- Flash Memory
- 64 MB
- Switching Capacity
- 640 Gbps
- Switching Capacity with Stacking
- N/A
- Product Name
- Cisco Nexus 5548UP Unified Port Switch
- Height
- 1.75 inches
- Width
- 17.6 inches
- Depth
- 18.6 inches
- Weight
- 24 lbs
N5K-C5548UP-FA Use Case
Leaf-Spine Fabric for Hyperscale Data Centers
Scenario: A cloud operator builds a leaf-spine network to support massive east-west traffic between hypervisor clusters. The Cisco Nexus 5548UP chassis, with 32 fixed 10GbE ports, dual hot-swappable PSUs and fans, delivers 2.56 Tbps of non-blocking throughput and sub-3 μs latency to eliminate congestion. Outcome: Seamless scale-out of multi-tenant workloads, 99.999% uptime through power and fan redundancy, and a simplified upgrade path to 40/100 GbE uplinks—all optimized for performance and operational efficiency.
Low-Latency Virtualized Infrastructure for Financial Trading
Scenario: A financial services firm requires deterministic sub-microsecond network response for algorithmic trading engines hosted on VMware ESXi clusters. Deploying multiple Nexus 5548UP switches at the top-of-rack ensures line-rate 10 GbE connectivity, per-port QoS, and buffer allocation to minimize jitter. Outcome: Accelerated order-matching cycles, improved SLA compliance, and reduced rack-to-rack latency by up to 40%, driving higher trade volumes with absolute reliability.
Campus Core and Aggregation for AI/ML Workloads
Scenario: An enterprise research lab consolidates GPU-accelerated servers in a campus data center to train deep-learning models. The Nexus 5548UP chassis aggregates 32 compute nodes over 10 GbE links and seamlessly uplinks to a 100 GbE spine. Outcome: High-bandwidth, low-latency data transfers accelerate model training cycles by up to 50%, while dual PSUs and fans guarantee continuous operations during intensive batch jobs, maximizing research throughput.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| N5K-C5548UP-FA |  N5K-C5672UP |  N5K-C5672UP-16G |  N5K-C56128P |  N5K-C5596T-FA | |
|---|---|---|---|---|---|
| Depth | 18.6 inches | 28 inches | 15 inches | 18 inches | 18 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 256 MB | 256 MB | 64 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 1.75 inches | 1.75 inches | 1.75 inches |
| IOS | N/A | IP Services | IP Services | IP Services | N/A |
| 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 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | N5K-C5548UP-FA | N5K-C5672UP | N5K-C5672UP-16G | N5K-C56128P | N5K-C5596T-FA |
| Media Type Supported | Combo | Combo | Combo | Combo | Fiber |
| Memory | 256 MB | 4 GB | 512 MB | 256 MB | 512 MB |
| Number of Downlink Ports | 48 Ports | 48 Ports | 16 Ports | 48 Ports | 48 Ports |
| Number of Ethernet Ports | 24–48 Ports | Over 48 Ports | 12–24 Ports | Over 48 Ports | Over 48 Ports |
| POE Support | Non POE | Non POE | Non POE | Non POE | Non POE |
| Port/Expansion Slot Details | N/A | N/A | 16 fixed Ethernet ports with optional uplink expansion | 48 fixed 10G Ethernet ports and 4 40G uplink ports | N/A |
| Power Consumption | N/A | N/A | 200 W | 350 W | 550 W |
| Power Source | Redundant Power Supply | Redundant Power Supply | Redundant Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply / AC Power Supply / N/A |
| Product Name | Cisco Nexus 5548UP Unified Port Switch | Cisco Nexus 5672UP Switch | Cisco Nexus N5K-C5672UP-16G Switch | Cisco Nexus 56128P Data Center Switch | Cisco Nexus 5596T Fabric Adapter |
| 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 | 24 SFP Ports | Combo | 24 SFP Ports | 24 SFP Ports |
| Switching Capacity | 640 Gbps | 1280 Gbps | 320 Gbps | 1280 Gbps | 960 Gbps |
| Switching Capacity with Stacking | N/A | 2560 Gbps | 640 Gbps | 2560 Gbps | N/A |
| Uplink Configuration | 40G | 40G | 10G | 10G | 40G |
| Weight | 24 lbs | 20 lbs | 10 lbs | 25 lbs | 15 lbs |
| Width | 17.6 inches | 17.5 inches | 17.5 inches | 17.5 inches | 19 inches |
Reviews & Ratings
N
Nelson Grant
5
Handles large data center traffic efficiently.
O
Orson Hale
4
Easy integration with existing Nexus infrastructure.
P
Preston Burke
4
Professional-grade hardware with predictable throughput.
Q
Quentin Shaw
5
Reliable solution for mission-critical data centers.
Questions & Answers
What is the Cisco Nexus 5548 UP chassis (SKU N5K-C5548UP-FA)?
The Cisco Nexus 5548 UP (SKU N5K-C5548UP-FA) is a 1U fixed-chassis switch offering 32 unified 10-Gbps Ethernet ports, two redundant power supplies, two fan trays, and advanced Nexus operating system features for data center environments.
How many 10GbE ports does the Nexus 5548 UP chassis provide?
The Nexus 5548 UP chassis provides 32 unified 10-Gigabit Ethernet ports, each capable of supporting line-rate Layer 2 and Layer 3 forwarding for high-bandwidth applications.
Does the Nexus 5548 UP support both Ethernet and Fibre Channel over Ethernet (FCoE)?
Yes, the Nexus 5548 UP supports unified ports that can be configured for native Ethernet, Fibre Channel over Ethernet (FCoE), or Fibre Channel Switching (FCS) to integrate LAN and SAN traffic.
What redundancy features are included in the Nexus 5548 UP chassis?
The Nexus 5548 UP chassis includes two hot-swappable, load-sharing power supplies and two redundant fan trays, ensuring continuous operation and high availability.
Which power supplies are installed in the Nexus 5548 UP?
The Nexus 5548 UP comes with two 650W AC power supplies, providing N+1 redundancy and ensuring uninterrupted power under typical data center loads.
What cooling infrastructure does the Nexus 5548 UP use?
The switch uses two front-to-back airflow fan trays with hot-swappable fans, optimizing thermal management and maintaining consistent ambient temperatures.
What software does the Nexus 5548 UP run?
The Nexus 5548 UP runs Cisco NX-OS, a purpose-built network operating system offering advanced features like virtualization with VSAN, VXLAN, and comprehensive programmability via NX-API.
Can the Nexus 5548 UP chassis be stacked?
No, the Nexus 5548 UP does not support traditional stacking but can be virtualized and managed centrally with Cisco NX-OS and features like Virtual Device Context (VDC).
What are the uplink capabilities of the Nexus 5548 UP?
The 32 unified ports can each be used as 10-Gbps uplinks. For higher speeds, you can deploy 10-Gbps to 40-Gbps QSFP+ adapters in supported ports with Cisco-approved optics.
Which optics are supported on the Nexus 5548 UP?
The switch supports a full range of Cisco-approved 10-Gbps SFP+ and 40-Gbps QSFP+ optics for short, long, and extended reach, as well as Active/Passive Twinax cables.
What virtualization features are available on the Nexus 5548 UP?
The Nexus 5548 UP supports Cisco Virtual Device Context (VDC), Virtual PortChannel (vPC), VSANs, and NX-OS interoperability with VMware NSX and Cisco ACI for flexible, multi-tenant deployments.
How is management and automation handled on the Nexus 5548 UP?
Management is via CLI, Cisco Data Center Network Manager (DCNM), NX-API REST, and Python scripting. It also supports SNMP, NetFlow, and SSH for automation and monitoring.
What performance metrics does the Nexus 5548 UP deliver?
The Nexus 5548 UP delivers 640 Gbps switch capacity, 480 Mpps forwarding rate, and sub-microsecond latency, supporting latency-sensitive applications and high throughput.
What security features are provided by the Nexus 5548 UP?
Security features include Access Control Lists (ACLs), port security, Dynamic ARP Inspection, DHCP snooping, control-plane policing, and VXLAN encryption with MACsec support on SFP+ ports.
What warranty and support options are available for the Nexus 5548 UP?
Cisco offers a limited lifetime warranty on the Nexus 5548 UP chassis, supplemented by Cisco SMARTnet contracts for 24/7 hardware replacement, software updates, and technical support.
What typical use cases suit the Nexus 5548 UP?
This switch is ideal for data center top-of-rack deployments, server aggregation, virtualization, converged fabrics with FCoE, and leaf-spine architectures in high-density environments.