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by Cisco
Product Line: Cisco WS-X4748-UPOE+E
Product Type: Switch
Original price $186.00 - Original price $240.00
Original price
$186.00 - $240.00
Current price $240.00
Title: Surplus

Orders typically ship within 1-3 Business days, if you need an item to ship sooner please contact us.

Product Description

The WS-X4748-UPOE+E module features 48 RJ-45 ports with 10/100/1000 speed, supporting a wire rate of 1:1 and offering UPOE with up to 60 W per port, totaling up to 1440 W. It operates on Cisco IOS XE Release 3.2.0SG or later and is designed for high-demand applications with support for IEEE 802.3af/at, IEEE 802.3x flow control, and jumbo frames up to 9216 bytes. The module's reliability is underscored by an MTBF of 140,696 hours, and it is suited for environments with operating temperatures ranging from 32° to 104°F and relative humidity of 10 to 90%, noncondensing.

Key Feature for the WS-X4748-UPOE+E

  • What port speed does the networking hardware support?
    The device supports RJ-45 ports with 10/100/1000 Mbps speed.
  • How many ports are available on this device?
    This model features 48 ports.
  • Is the device compatible with Cisco IOS XE Release 3.2.0SG?
    Yes, it requires Cisco IOS XE Release 3.2.0SG or later for operation.
  • What is the maximum power output the device can provide?
    The maximum power output is 75 W, with UPOE capable of up to 60 W per port up to a total of 1440 W.
  • Does the device support Power over Ethernet (PoE)?
    Yes, it supports IEEE 802.3af/at and Cisco prestandard PoE.
  • What is the MTBF (Mean Time Between Failures) rating?
    The MTBF rating is 140,696 hours.
  • Can the device handle large data transfers effectively?
    Yes, with 1:1 wire rate and jumbo frame support up to 9216 bytes, it is suitable for large file transfers and network backups.
  • What operating temperature range is the device designed for?
    The operating temperature range is 32° to 104°F (0° to 40°C).
  • Is the device capable of supporting applications such as IP phones and wireless base stations?
    Yes, it is designed for applications including IP phones, wireless base stations, video cameras, virtual desktop clients, and other PoE/UPOE devices.
  • What standards does the device adhere to for flow control?
    It adheres to IEEE 802.3x for flow control.

Product Review

The Cisco WS-X4748-UPOE+E module delivers high-density, 48 RJ-45 ports with 10/100/1000 speed, supporting large file transfers and network backups efficiently. It offers advanced power capabilities, providing up to 60W per port with a total budget of 1440W for devices requiring PoE/UPOE, such as IP phones and video cameras, enhancing its versatility in various applications. However, its operation is limited to environments with temperatures ranging from 32° to 104°F (0° to 40°C), which may restrict deployment in extreme conditions.


The Cisco WS-X4748-UPOE+E is a highly capable networking module designed for businesses that require efficient, high-speed networking solutions. This module is equipped with 48 RJ-45 ports, each capable of 10/100/1000 speed, making it versatile for a variety of network demands. The ports offer a 1:1 wire rate, ensuring optimal performance without congestion or bottlenecks. With a maximum power output of 75W, this module is engineered to support devices that require substantial power, making it an ideal choice for a wide range of applications. One of the standout features of the Cisco WS-X4748-UPOE+E is its support for Universal Power Over Ethernet (UPOE), which can deliver up to 60W per port, with a total power budget of up to 1440W. This capability allows for the powering of end devices such as IP phones, wireless base stations, video cameras, and virtual desktop clients directly through the Ethernet cable, eliminating the need for additional power supplies and reducing clutter. It is compliant with IEEE 802.3af/at and Cisco prestandard PoE, ensuring broad compatibility with a variety of devices. The module is designed to operate efficiently under a wide range of environmental conditions. It can function in temperatures ranging from 32° to 104°F (0° to 40°C), and it is built to withstand storage temperatures from -40° to 167°F (-40° to 75°C). Its relative humidity tolerance ranges from 10 to 90%, noncondensing, making it resilient in various humid conditions. Furthermore, it operates optimally at altitudes from -60 to 3000 meters, ensuring its reliability in different geographic locations. For network administrators, the module's support for jumbo frames up to 9216 bytes is a significant advantage. This feature facilitates the efficient transfer of large files and supports extensive network backups without compromising performance. The high mean time between failures (MTBF) of 140,696 hours indicates the module's reliability and durability, reducing downtime and maintenance costs over its lifespan. The Cisco WS-X4748-UPOE+E requires Cisco IOS XE Release 3.2.0SG or later, ensuring that it benefits from the latest security and performance enhancements. This software dependency underscores the module's advanced capabilities and adherence to modern networking standards. Key specifications include: -
  • 48 RJ-45 ports with 10/100/1000 speed
  • Support for IEEE 802.3x flow control
  • Jumbo frame support up to 9216 bytes
This module is particularly suited for environments where high-density, high-power delivery and efficient data transfer are critical. From powering complex IP phone systems to supporting high-definition video surveillance, the Cisco WS-X4748-UPOE+E is a versatile solution that meets the demands of modern businesses. Its combination of speed, power, and reliability makes it a foundational component for any enterprise network infrastructure, facilitating seamless connectivity and operational efficiency.


Item NumberCisco WS-X4748-UPOE+E
Total Ports48
Connection InterfaceRJ-45
Connection Speed10/100/1000 Mbps
Transmission CapacityFull wire-speed forwarding
Peak Power Output75 Watts
Mean Time Between Failures (MTBF)140,696 Hours
Required Operating SystemCisco IOS XE 3.2.0SG or newer
Universal Power Over Ethernet (UPOE)Supports up to 60 Watts per port, maximum 1440 Watts
ComplianceIEEE 802.3af/at, Cisco prestandard Power over Ethernet, IEEE 802.3x
Support for Large FramesSupports frames up to 9216 Bytes
Use CasesIP telephony, wireless access points, surveillance cameras, thin clients, extensive file transfers, and network backups
Operational Temperature Range32°F to 104°F (0°C to 40°C)
Storage Temperature Range-40°F to 167°F (-40°C to 75°C)
Humidity Tolerance10% to 90%, non-condensing
Altitude for OperationBelow sea level to 3000 meters

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