The Cisco C3KX-NM-10G 73-12299-04 B0 Network Expansion Module is a high-quality networking component designed for enterprise routers. With 4 network ports supporting SFP connections, this module allows for seamless expansion and increased connectivity within a Cisco network. Built specifically for Cisco compatibility, this model ensures reliable performance and compatibility with existing router setups. Ideal for businesses looking to enhance their networking capabilities, the Cisco C3KX-NM-10G provides a dependable solution for expanding network ports.Item in good preowned condition.Cisco C3KX-NM-10G 73-12299-04 B0 4-Port 10Gb SFP+ Network Expansion Module

The Cisco C3KX-NM-10G (Part Number: 73-12299-04 B0) is a high-performance 10 Gigabit Ethernet network expansion module designed for Cisco Catalyst 3750-X and 3560-X Series switches. This module provides four SFP+ ports, enabling high-speed fiber uplinks and enhanced network scalability for enterprise environments.

Engineered for seamless integration with compatible Cisco switches, the C3KX-NM-10G delivers reliable 10Gb connectivity for aggregation, core uplinks, and high-bandwidth applications.

Key Specifications:

• Brand: Cisco

• Model: C3KX-NM-10G

• Part Number: 73-12299-04 B0

• Ports: 4 x SFP+

• Speed: 10 Gigabit Ethernet (10GbE)

• Interface Type: SFP+ (fiber modules required, sold separately)

• Designed For: Cisco Catalyst 3750-X / 3560-X Series

Features:

• Adds four 10GbE SFP+ uplink ports

• Supports high-speed fiber connectivity

• Hot-swappable module design

• Enterprise-grade reliability

• Seamless integration with Cisco IOS environments

• Ideal for network aggregation and backbone connections

Benefits:

• Expands switch uplink capacity

• Enables higher bandwidth for data-intensive applications

• Improves network scalability

• Reduces bottlenecks in enterprise networks

• Supports data center and campus deployments

Designed specifically for Cisco Catalyst 3750-X Series

Designed specifically for Cisco Catalyst 3560-X Series

Requires compatible SFP+ transceivers (not included)

Not compatible with non-supported Cisco models

Ideal Applications:

• Enterprise core and distribution layers

• Data center uplinks

• High-speed server connectivity

• Network backbone expansion

• Fiber infrastructure deployments

Condition:

• Item is in good pre-owned condition

• Fully functional

• Minor cosmetic wear may be present

• Please review listing photos for exact condition and included components