Cisco C3KX-NM-10G Network Module | 10GbE Uplink Module for Catalyst 3750-X / 3560-X Switches
The Cisco C3KX-NM-10G is a high-performance 10 Gigabit Ethernet network module designed for Cisco Catalyst 3750-X and 3560-X Series switches. This module provides flexible high-speed uplink connectivity by offering 2 × 10G SFP+ ports and 2 × 1G SFP ports, enabling enterprises to upgrade their network backbone without replacing their existing access switches.
With support for 10GbE and Gigabit Ethernet transceivers, the module allows businesses to scale their network bandwidth as demand increases. The hot-swappable design enables installation or replacement without interrupting switch operation, ensuring minimal downtime for mission-critical networks.
This makes the Cisco C3KX-NM-10G an ideal solution for enterprise campus networks, data centers, and high-bandwidth uplink connections where reliable and scalable network performance is required.
Specification Table
| Feature | Details |
|---|
| Product Name | Cisco C3KX-NM-10G |
| Brand | Cisco |
| Product Type | Network Uplink Module |
| Compatibility | Cisco Catalyst 3560-X / 3750-X Series Switches |
| Ports | 2 × 10G SFP+ + 2 × 1G SFP |
| Data Transfer Rate | Up to 10 Gbps per port |
| Interface Type | SFP / SFP+ Fiber Interfaces |
| Hot-Swappable | Yes |
| Supported Media | Fiber Optic via SFP/SFP+ Transceivers |
| Form Factor | Plug-in Network Module |
| Protocol | 10 Gigabit Ethernet |
| Application | Enterprise switching, uplink connectivity |
Cisco C3KX-NM-10G Module Description
The Cisco C3KX-NM-10G 10GbE network module is engineered to enhance the uplink capabilities of Cisco Catalyst 3750-X and 3560-X enterprise switches. It provides four physical uplink slots consisting of two SFP+ slots supporting 10 Gigabit Ethernet and two standard SFP slots for 1 Gigabit Ethernet connections.
This design allows organizations to use their existing 1GbE SFP transceivers while gradually upgrading to 10GbE networking, helping reduce infrastructure upgrade costs.
The module’s hot-swap capability allows network administrators to install or replace the module without powering down the switch, making maintenance and upgrades easier in enterprise environments.
Because of its high bandwidth and flexible connectivity, the Cisco C3KX-NM-10G module is widely deployed in enterprise networks, campus backbone connections, and high-speed server uplinks, ensuring reliable and scalable network performance.
Key Features
2 × 10 Gigabit SFP+ ports for high-speed uplinks
2 × Gigabit SFP ports for flexible connectivity
Supports 10GbE and 1GbE fiber transceivers
Hot-swappable design for easy installation and maintenance
Designed for Cisco Catalyst 3750-X and 3560-X switches
Enables scalable bandwidth upgrades from 1G to 10G
Reliable performance for enterprise and campus networks
Where It Can Be Used
Enterprise campus network uplinks
Data center switch aggregation
High-speed server connectivity
ISP and telecom backbone networ
Corporate IT infrastructure
Large office network distribution layers
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