Home
Support
Product Support
Switches
Cisco C9550 Series Smart Switches
Install and Upgrade Guides

Cisco C9550 Series Smart Switches Hardware Installation Guide

View all Saved Content

PDF

Is this content helpful?

Helpful Unhelpful

Suggestions for Improvement

Thank you for your feedback. Your response has been recorded.

Ask about this content

Cisco C9550 Series Smart Switches Hardware Installation Guide

Expand all sections

About this content

Introduction to Cisco C9550 Series Smart Switches

Switch models
Front-panel components
Rear-panel components

Prepare to Install

Safety
Network Equipment-Building System (NEBS) Statements
Site requirements
Shipping box contents
Standard and optional accessory kit contents
Unpack the box

Install the Switch

Install the switch
Install and remove fans
Install and remove power supply units
Install and remove an SSD

Configure the Switch

Configure the switch using the web user interface
Access the CLI through the console port

Technical Specifications

Environmental specifications
Physical specifications
AC-input power supply specifications
AC power cord specifications
DC power cord specifications
Connector Specifications
Console cables
Cables and adapters

Cisco C9550 Series Smart Switches Hardware Installation Guide

Connector Specifications

Updated: July 17, 2026

Want to summarize with AI?

On this page

10/100/1000 Ports

Module connectors

Information about 10/100/1000 ports and module connectors.

This section provides information about 10/100/1000 ports and module connectors.

10/100/1000 Ports

All 10/100/1000 ports use standard RJ-45 connectors and Ethernet pinouts.

Module connectors

This section describes the different SFP/QSFP/QSFP-DD module connectors used on 10G/25G/40G/100G/400G ports on the switches.

Figure 4. Copper SFP module LC connector

Need help?

Open a support case

(Requires a Cisco Service Contract)

Bias-free language

The documentation set for this product strives to use bias-free language. For the purposes of this documentation set, bias-free is defined as language that does not imply discrimination based on age, disability, gender, racial identity, ethnic identity, sexual orientation, socioeconomic status, and intersectionality. Exceptions may be present in the documentation due to language that is hardcoded in the user interfaces of the product software, language used based on RFP documentation, or language that is used by a referenced third-party product. Learn more about how Cisco is using Inclusive Language.