Name: C4KX-NM-8SFP+ Cisco 8-Port 10GbE SFP+ Network Expansion Module
Brand: Cisco
SKU: C4KX-NM-8SFP+
Price: 230.88 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Cisco C4KX-NM-8SFP+ network expansion module adds eight 10 Gigabit Ethernet SFP+ ports to compatible Catalyst switches, enabling higher throughput for enterprise networks. It fits into Catalyst 4500 series chassis to provide additional fiber or copper connectivity where needed, making it a solid option for scaling network capacity in data centers or campus environments.

General Information
Brand	Cisco
Part Number	C4KX-NM-8SFP+

Technical Information
Ports	8
Compatibility	Cisco Catalyst 4500-X Series
Connector Type	SFP+

Physical Characteristics
Weight	5.00
Condition	Refurbished

Miscellaneous
Compliance Standards	WEEE, RoHS, CE, FCC

Product Description
The Cisco C4KX-NM-8SFP+ is a network expansion module that adds eight 10 Gigabit Ethernet SFP+ ports to compatible Catalyst 4K switches. It's commonly used in enterprise networks when additional high-speed uplinks or server connections are required. Built for IT professionals managing mid-sized to large LAN environments, this module helps scale network capacity without replacing the entire switch. It often appears in data centers and campus networks needing reliable 10 Gigabit connectivity. Key Features Eight 10 Gigabit SFP+ ports provide flexible fiber or direct attach copper options Seamless integration with Catalyst 4500-E and 4500-X series chassis Supports advanced Cisco IOS features for enhanced network control Low latency and high throughput ideal for demanding applications Hot-swappable design simplifies maintenance and upgrades This module typically fits in enterprise aggregation layers or data center access layers, supporting high-bandwidth applications like virtualization and storage. It helps maintain smooth network operations as traffic demands grow, making it a practical choice for expanding infrastructure.

Use Cases
The Cisco C4KX-NM-8SFP+ module is primarily deployed in enterprise network environments where upgrading bandwidth and port density is critical. It serves network engineers and IT teams managing Catalyst 4500 series switches who require increased 10GbE connectivity for handling data-intensive applications and high-throughput traffic. How It's Used: Expanding 10 Gigabit Ethernet uplinks in campus networks to support growing user device density and multimedia applications. Enhancing data center aggregation layers by adding additional high-speed fiber ports to Catalyst 4500-E chassis. Facilitating virtualization environments where low-latency, high-bandwidth connectivity improves server-to-server communication. Optimizing edge computing deployments by integrating multiple 10GbE links for real-time data processing at remote sites. Supporting storage clusters requiring rapid data transfers between switches and storage arrays in enterprise IT infrastructures. By integrating this module, organizations can efficiently scale their network capacity without replacing existing chassis. It enables IT teams to maintain performance consistency while adapting to evolving workloads and connectivity demands.

C4KX-NM-8SFP+ Cisco 8-Port 10GbE SFP+ Network Expansion Module

Product Overview

General Information

Technical Information

Physical Characteristics

Miscellaneous

Product Description

Use Cases