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Brand > Cisco > Switches > Small Business > 250 Series > CBS250-48P-4X-AU

Cisco CBS250-48P-4X-AU Cbs250 Smart 48-Port Ge, Poe, 4X10G Sfp+

The Cisco CBS250-48P-4X-AU is a high-performance smart switch designed for growing businesses. It features 48 Gigabit Ethernet ports with Power over Ethernet (PoE), ensuring seamless connectivity for devices such as IP phones, cameras, and access points. Additionally, it includes four 10G SFP+ uplink ports for high-speed network expansion. This switch offers advanced security, management, and quality of service (QoS) capabilities, enabling efficient network operations. Ideal for businesses requiring reliable and scalable network solutions.

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Cisco CBS250-48P-4X-AU Cbs250 Smart 48-Port Ge, Poe, 4X10G Sfp+


  • 48 Gigabit Ethernet Ports: Ideal for high-density and bandwidth-intensive applications.
  • Power over Ethernet (PoE): Provides power capabilities to connected devices such as IP phones, cameras, and wireless access points.
  • 4 x 10G SFP+ Uplink Ports: Allows for high-speed uplinks or connections to faster backbone switches.
  • Smart Network Management: Features a web-based interface for simple network configuration and management.
  • Advanced Security: Supports security features like access control lists (ACLs), guest VLANs, and network storm protection.
  • Energy Efficient Design: Includes energy-efficient Ethernet standards to reduce power consumption without compromising performance.
  • QoS (Quality of Service): Ensures consistent network performance by prioritizing critical network traffic.
  • Flexible Deployment Options: Rack-mountable design for ease of installation in various environments.

Technical Specifications

  • Port Configuration: 48 x GE PoE, 4 x 10G SFP+
  • Switching Capacity: 176 Gbps
  • Forwarding Rate: 130.95 Mpps
  • PoE Budget: Up to 370W
  • Dimensions: 440 x 44 x 350 mm (W x H x D)
  • Weight: 4.92 kg
  • Power Supply: Internal power supply
  • Energy Efficiency: IEEE 802.3az Energy Efficient Ethernet
  • Management: Web UI, SNMP, RMON, and Telnet
  • Operating Temperature: 0°C to 50°C (32°F to 122°F)
  • Storage Temperature: -20°C to 70°C (-4°F to 158°F)
  • Humidity: 10% to 90% (non-condensing)
  • Certifications: FCC, CE, UL

Frequent Ask Questions

  • What is the Cisco CBS250-48P-4X-AU?

    The Cisco CBS250-48P-4X-AU is a smart 48-port Gigabit Ethernet switch with Power over Ethernet (PoE) capabilities and four 10G SFP+ uplink ports. It is part of the Cisco Small Business series, designed for small to medium-sized networks.

  • What are the main features of the Cisco CBS250-48P-4X-AU?

    The main features include 48 Gigabit Ethernet ports, PoE support on all ports, four 10G SFP+ uplink ports, advanced security features, IPv6 support, and energy efficiency. It also offers QoS (Quality of Service) capabilities and easy configuration via a web interface.

  • What is Power over Ethernet (PoE) and how is it beneficial?

    Power over Ethernet (PoE) allows the switch to deliver power to connected devices like IP phones, wireless access points, and cameras over the same Ethernet cable used for data transmission. This eliminates the need for separate power supplies for each device, simplifying installation and reducing cabling complexity.

  • How many PoE ports does the Cisco CBS250-48P-4X-AU have?

    All 48 ports of the Cisco CBS250-48P-4X-AU support PoE, enabling you to power a variety of PoE-capable devices directly through the switch.

  • What types of uplink ports are available?

    This switch includes four 10G SFP+ uplink ports, which provide high-speed connectivity for network backbone integration and ensure smooth data transfer rates even in high-traffic environments.

  • Does the Cisco CBS250-48P-4X-AU support IPv6?

    Yes, the Cisco CBS250-48P-4X-AU supports IPv6, ensuring compatibility with the latest Internet protocols and providing future-proof network functionality.

  • What security features are included in the Cisco CBS250-48P-4X-AU?

    The switch includes several advanced security features, such as access control lists (ACLs), SSL encryption, port security, and 802.1X authentication to help protect your network from unauthorized access and breaches.

  • Is the Cisco CBS250-48P-4X-AU easy to manage?

    Yes, it offers several management options, including a web-based interface, SNMP, and CLI (Command Line Interface). This makes it easy for network administrators to configure and monitor the switch according to their specific needs.

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