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Cisco SRW2048-K9-NA Ethernet Switch

Cisco Small Business 300 Series - SG 300-52 52-Port Gigabit Mana Managed Switch
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Advanced security protects business assets

The Cisco Small Business 300 Series is broad portfolio of fixed-configuration managed Ethernet switches. Models are available with 8 to 48 ports of Fast Ethernet and 10 to 52 ports of Gigabit Ethernet connectivity, providing optimal flexibility to create exactly the right network foundation for your business. However, unlike other small business switching solutions that provide managed network capabilities only in the costliest models, all Cisco Small Business 300 Series Switches support the advanced security management capabilities and network features you need to support business-class data, voice, security, and wireless technologies. At the same time, these switches are simple to deploy and configure, allowing you to take advantage of the managed network services your business needs.

General Information

  • Product Type: Layer 3 Switch
  • Product Series: 300
  • Brand Name: Cisco
  • Manufacturer: Cisco Systems, Inc
  • Product Model: SG300-52
  • Product Name: SG300-52 Layer 3 Switch

Physical Characteristics

  • Height: 1.5"
  • Width: 17.3"
  • Depth: 10.1"
  • Form Factor: Rack-mountable
  • Weight (Approximate): 8.62 lb


  • Number of Network (RJ-45) Ports: 50
  • Total Number of Network Ports: 52
  • Port/Expansion Slot Details:
    • 50 x Gigabit Ethernet Network
    • 2 x Gigabit Ethernet Uplink
    • 2 x Gigabit Ethernet Expansion Slot
  • Management Port: Yes
  • Uplink Port: Yes


  • Package Contents:
    • SG300-52 Ethernet Switch
    • Power Cord
    • Mounting Hardware
    • Serial Cable
    • CD-ROM with User Documentation (PDF)
    • Quick Start Guide
    • SG300-52 Ethernet Switch
    • Power Cord
    • Mounting Hardware
    • Serial Cable
    • CD-ROM with User Documentation (PDF)
    • Quick Start Guide

Management & Protocols

  • Manageable: Yes
  • Management:
    • HTTP
    • HTTPS
    • DHCP
    • Telnet
    • Syslog
    • CLI
    • VLAN
    • RMON
    • SNMP v1,2c,3
    • QoS

I/O Expansions

  • Number of Total Expansion Slots: 2
  • Expansion Slot Type: SFP
  • Number of SFP Slots: 2
  • Shared SFP Slot: Yes

Power Description

  • Input Voltage:
    • 110 V AC
    • 220 V AC
  • Power Source: Power Supply


  • Flash Memory: 16 MB
  • Standard Memory: 128 MB

Media & Performance

  • Ethernet Technology: Gigabit Ethernet
  • Network Technology: 10/100/1000Base-T

Network & Communication

  • Layer Supported: 3


  • Limited Warranty: Lifetime

Full specifications (PDF)


The Cisco SRW2048-K9-NA is also known as CSC-SRW2048K9NA or SRW2048K9NA .