EHWIC-1GE-SFP-CU Cisco EHWIC with 1 SFP, 1 RJ-45

Cisco EHWIC-1GE-SFP-CU - Overview

This module was designed to give branch offices and enterprise routers flexible Gigabit uplink options without needing separate cards for copper and fiber. It’s part of the EHWIC family, which extends WAN and LAN connectivity for Cisco ISR G2 platforms.

🔧 Key Specifications

• Form Factor: Enhanced High-Speed WAN Interface Card (EHWIC)
• Interfaces:
  • 1x RJ45 copper Gigabit Ethernet port
  • 1x SFP slot (supports Cisco Gigabit SFP modules: SX, LX/LH, ZX, BX, 1000BASE-T, etc.)
• Dual-Identity Port:
  • Both copper and SFP connectors are present
  • Only one interface can be active at a time (mutually exclusive)
• Performance:
  • Line-rate Gigabit Ethernet throughput
  • Supports inter-VLAN routing, Ethernet WAN access, and high-speed LAN uplinks
• Compatibility:
  • Supported on Cisco ISR G2 routers (e.g., 1900, 2900, 3900 Series)
• Use Cases:
  • Flexible WAN uplinks (fiber or copper)
  • Metro Ethernet access
  • High-speed connectivity to LAN switches
  • Inter-VLAN routing in branch offices

🧩 Ideal Use Cases

• Branch offices that may need to switch between copper and fiber uplinks without changing hardware
• Service providers offering Metro Ethernet services with mixed media types
• Enterprises needing a cost-effective way to add Gigabit WAN/LAN connectivity to ISR G2 routers