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by Cisco
Product Line: Cisco Catalyst 4948E-F Series
Product Type: Ethernet Switch
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Original price $0.00 - Original price $0.00
Original price
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Current price $0.00
Title: Surplus

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Product Description

The WS-C4948E-F-E Cisco switch features 48 10/100/1000 (RJ45) ports and 4 10GbE (SFP+) ports, designed for AC power systems with a back-to-front cooling airflow. This 1 RU device measures 1.75 x 17.5 x 19.4 in. and weighs 19 lbs, supporting front and rear mount options for versatile rack mounting. It offers a switching capacity of 176 Gbps, with throughputs of 131 Mpps (IPv4) and 110 Mpps (IPv6), and can handle up to 57,000 routes, 55,000 MAC addresses, and 4094 VLANs.

FAQs for the WS-C4948E-F-E

  • What is the total number of RJ45 ports available on this device?
    The device has 48 10/100/1000 (RJ45) ports.
  • How many 10GbE (SFP+) ports does the switch support?
    It supports 4 10GbE (SFP+) ports.
  • Is the power supply of this device AC or DC?
    The power supply is AC.
  • What type of cooling system does the switch use?
    It uses a back-to-front cooling system.
  • Can you specify the device's dimensions and weight?
    The device measures 1.75 x 17.5 x 19.4 inches (H x W x D) and weighs 19 lbs.
  • Does the switch feature hot-swappable fans?
    Yes, the switch has hot-swappable fans.
  • What is the average power consumption of the device?
    The average power consumption is 230 W.
  • What is the maximum power consumption?
    The maximum power consumption is 275 W.
  • What are the rack mounting options available for this switch?
    The switch offers front and rear mount, and high-performance rear mount options.
  • What is the switching capacity and throughput of the device?
    The switching capacity is 176 Gbps, with a throughput of 131 Mpps (IPv4) and 110 Mpps (IPv6).

Product Review

The Cisco WS-C4948E-F-E switch offers 48 10/100/1000 RJ45 ports and 4 10GbE SFP+ ports, supporting a variety of network demands with a high switching capacity of 176 Gbps and throughput rates of 131 Mpps for IPv4 and 110 Mpps for IPv6. However, it lacks support for Cisco TwinGig and OneX Converter Modules, limiting flexibility in some network designs. Designed for efficiency, it features back-to-front cooling, hot-swappable fans, and a relatively moderate power consumption between 230W and 275W, all within a compact 1 RU form factor, accommodating dense network environments efficiently.


The Cisco WS-C4948E-F-E is a high-performance switch designed for enterprise-level networks, offering a comprehensive set of features aimed at delivering efficient, reliable connectivity and network management. This product overview highlights the hardware specifications that distinguish the Cisco WS-C4948E-F-E as a leading solution in network infrastructure. At the core of its design, the switch features 48 10/100/1000 RJ45 ports and 4 10GbE SFP+ ports, providing a versatile mix of connectivity options for a variety of network requirements. The inclusion of AC power supply ensures a reliable power source, while the back-to-front cooling mechanism promotes optimal airflow, maintaining the device's performance under various operational conditions. The unit's compact form factor, occupying just 1 rack unit (RU) with dimensions of 1.75 x 17.5 x 19.4 inches and a weight of 19 lbs, makes it an ideal choice for space-constrained environments. Notable for its efficiency, the Cisco WS-C4948E-F-E has an average power consumption of 230 W and can reach a maximum of 275 W under peak conditions. It supports both front and rear rack mounting options, including a high-performance rear mount, providing flexibility in deployment according to different rack configurations. Key hardware features include: - Hot-swappable fan capability, ensuring minimal downtime and ease of maintenance. - A switching capacity of 176 Gbps, enabling high-volume network traffic handling without bottlenecks. - Throughput capabilities of 131 Mpps (IPv4) and 110 Mpps (IPv6), ensuring swift data processing and forwarding. The switch does not support the Cisco TwinGig or OneX Converter Modules, focusing instead on direct 10GbE connectivity through its SFP+ ports. It's designed to support a wide range of network demands, from routing and switching to advanced security and multicast management. In terms of network scalability and management, the Cisco WS-C4948E-F-E can support up to 57,000 routes, 55,000 MAC addresses, and offers comprehensive VLAN support with up to 4094 PVST and VLAN IDs. The switch also accommodates up to 4094 Spanning Tree Protocol instances, Switched Virtual Interfaces, and active VLANs, alongside 28,000 multicast routes and 32,000 hardware entries, providing ample capacity for growing networks. Furthermore, the device includes 8 ingress and 8 egress ports for the Switched Port Analyzer (SPAN) feature, aiding in network monitoring and analysis by allowing traffic to be mirrored to a network monitoring connection. Overall, the Cisco WS-C4948E-F-E stands out for its high-capacity, efficient operation and flexible mounting options, making it a suitable choice for enterprises looking to bolster their networking hardware with a reliable, high-performance switch. Its comprehensive support for advanced features ensures that it can meet the requirements of complex network environments, making it a valuable addition to any data center or corporate network.


Part Number and Manufacturer Cisco WS-C4948E-F-E
Gigabit Ethernet Ports (RJ45) 48
Ten Gigabit Ethernet Ports (SFP+) 4
Power Supply Type AC
Cooling Direction Back-to-Front
Unit Size in Rack Units 1 RU
Dimensions (Height x Width x Depth) 1.75 x 17.5 x 19.4 inches
Device Weight 19 lbs
Removable Fan Yes
Typical Power Usage 230 W
Peak Power Usage 275 W
Mounting Options Front and Rear Mount, Enhanced Rear Mount
Compatible Uplink Modules SFP and SFP+
Support for Cisco TwinGig Converter No
Support for Cisco OneX Converter No
Data Processing Capacity 176 Gbps
Data Transfer Rate 131 Mpps (IPv4), 110 Mpps (IPv6)
Maximum Routes 57,000
MAC Address Capacity 55,000
PVST+ and VLAN Support 4094
Spanning Tree Instances 4094
SVIs Supported 4094
Maximum VLANs 4094
Supported Multicast Routes 28,000
Hardware Table Entries 32,000
SPAN Sessions 8 Ingress, 8 Egress

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