Cisco WS-X4748-UPOE+E is a 48-port Universal Power over Ethernet (UPOE) line card for the Cisco Catalyst 4500 E-Series modular switches.

It delivers:

• Gigabit Ethernet connectivity
• Cisco Universal PoE (UPOE)
• High-density enterprise access switching

This module is designed for environments requiring high-power network devices such as:

• Wireless access points
• IP phones
• Surveillance cameras
• Thin clients
• Building automation systems

Unlike standard PoE+, Cisco UPOE can deliver up to 60W per port, enabling support for power-hungry enterprise devices. (cisco.com)

? KEY FEATURES

• 48 × 10/100/1000 Gigabit Ethernet ports
• Cisco Universal PoE (UPOE) support
• Up to 60W per port power delivery
• High-density enterprise access module
• Hot-swappable line card
• Energy-efficient enterprise design
• Supports advanced QoS and security features
• Designed for Catalyst 4500 E-Series chassis

⚙️ TECHNICAL SPECIFICATIONS 

? Hardware Platform

• Series: Cisco Catalyst 4500 E-Series
• Model: WS-X4748-UPOE+E
• Product type: Gigabit Ethernet UPOE line card
• Form factor: Modular line card

? Interfaces

• 48 × RJ-45 10/100/1000 Gigabit Ethernet ports
• Auto-negotiation supported
• Auto MDI/MDIX supported (router-switch.com)

⚡ PoE / UPOE Specifications

• Cisco Universal PoE (UPOE) support
• Up to 60W per port (cisco.com)
• IEEE support:
  • IEEE 802.3af (PoE)
  • IEEE 802.3at (PoE+)
• Requires adequate chassis power supply capacity