The Cisco Catalyst C9300-48S-M is an enterprise-class managed switch designed to provide high-density Gigabit Ethernet fiber connectivity for modern business networks. It features 48 Gigabit Ethernet SFP ports, providing flexible fiber-based connectivity for servers, aggregation switches, distribution networks, and other network infrastructure.

Built on the Cisco Catalyst 9300 platform, the switch combines advanced Layer 2 and Layer 3 capabilities, enterprise-grade security, Quality of Service, VLAN support, network automation, and modular uplink flexibility. It is suitable for enterprise campuses, branch offices, fiber aggregation environments, data center edge deployments, and high-performance LAN infrastructures.

Cisco Catalyst C9300-48S-M 48-Port Gigabit Ethernet SFP Managed Switch

Gigabit SFP Ports

High-density fiber connectivity for enterprise networks.

Fiber Connectivity

Flexible SFP-based Gigabit Ethernet connections.

Modular

Uplink Architecture

Flexible uplink expansion for changing network requirements.

L2/L3

Enterprise Networking

Advanced switching and routing capabilities.

48-Port Gigabit SFP Connectivity

The 48 SFP interfaces provide high-density Gigabit Ethernet fiber connectivity for network environments where optical connections are preferred. The ports can be used to connect fiber-enabled network devices across enterprise access, aggregation, and distribution layers.

Flexible Fiber Deployment

SFP-based connectivity provides deployment flexibility across different fiber infrastructures. Compatible optics and cabling can be selected according to network distance, bandwidth, and topology requirements.

Cisco Catalyst C9300-48S-M Enterprise Fiber Network Deployment

Modular Uplink Flexibility

The C9300-48S-M uses a modular uplink architecture that allows organizations to select appropriate uplink connectivity based on network topology and future bandwidth requirements. This provides an upgrade path toward higher-speed aggregation and core network connections.

Enterprise Network Security

The Catalyst 9300 platform provides comprehensive security capabilities designed to help protect users, endpoints, applications, and network infrastructure from unauthorized access and network threats.

802.1X Authentication Access Control Lists DHCP Snooping Dynamic ARP Inspection IP Source Guard Secure Boot

Cisco StackWise Technology

Compatible Catalyst 9300 switches can use Cisco StackWise technology to operate together as a unified logical system. Stacking helps simplify configuration and management while providing scalability and improved network resiliency.

Intelligent Network Management

Network administrators can configure, monitor, troubleshoot, and automate the switch using Cisco enterprise management and programmability tools.

Cisco Catalyst Center CLI Web UI SNMP SSH NETCONF RESTCONF

VLAN, QoS and Layer 3 Networking

Enterprise networking features including VLAN segmentation, Quality of Service, Layer 3 routing, access control, and traffic management help administrators optimize network performance and prioritize voice, video, wireless, and business-critical data.

Ideal Applications

Enterprise Campus Branch Offices Fiber Networks Data Center Edge Network Aggregation IP Telephony CCTV & Surveillance IoT Networks Education Healthcare Government Corporate Networks

Key Specifications

Ports
48 × Gigabit Ethernet SFP

Interface
SFP Fiber

PoE
No PoE on SFP interfaces

Uplink
Modular Uplink

Operating System
Cisco IOS XE

Networking
Layer 2 / Layer 3

Form Factor
1U Rack-Mountable

Port Density
48 Fiber Ports

High-Density Fiber Enterprise Switching

The Cisco Catalyst C9300-48S-M provides 48 Gigabit Ethernet SFP ports in a high-density enterprise switching platform. With Cisco IOS XE, modular uplink flexibility, advanced Layer 2 and Layer 3 capabilities, enterprise security, QoS, VLAN support, and StackWise technology, it delivers a scalable and reliable solution for fiber-based enterprise access, aggregation, and network infrastructure deployments.

More Information
Product Name	Cisco Meraki C9300-48S-M 48-Port Gigabit Ethernet Managed Switch with Modular Uplinks
Weight	8.250000
Switching Capacity	208 Gbps
Memory	8 GB DRAM, 16 GB Flash
Interface	48 × Multigigabit RJ-45
Ethernet	10/100/1000 Mbps
I/O Port	SFP Fiber
Operating System	Cisco IOS XE
Cpu	Intel x86-based CPU
Network/Network Standard	IEEE 802.3, 802.3u, 802.3ab
Dimensions	4.4 × 44.5 × 40.9 cm
Operating Temperature	0°C to 45°C
Manufacturer	Cisco
Color	Silver
Country of Origin	China