Cisco NIM-1GE-CU-SFP 1-Port GE/SFP for ISR 4000 and 4300 Series NIM1GECUSFP

Description:

The Cisco NIM-1GE-CU-SFP is a dual-mode Gigabit Ethernet Network Interface Module (NIM) designed for Cisco 4000 Series Integrated Services Routers (ISRs). It provides flexible connectivity with one combo port that supports either copper (RJ-45) or fiber (SFP) connections—only one active at a time. This module is ideal for enterprise WAN or LAN expansion where adaptable port options are needed for high-speed networking.

TECHNICAL SPECIFICATIONS:
Manufacturer: Cisco
Model Number: NIM-1GE-CU-SFP
Type: Combo Network Interface Module (RJ-45 / SFP)
Ports: 1 x 10/100/1000 Ethernet (RJ-45 or SFP – one active at a time)
Speed: 10/100/1000 Mbps (auto-negotiation)
Duplex: Full/Half duplex (auto-sensing)
Interface Types: 1 x RJ-45 copper port, 1 x SFP fiber slot
Layer Support: Layer 2 and Layer 3
Compatibility: Cisco 4000 Series ISR (e.g., 4321, 4331, 4351, 4431, 4451)
Use Case: WAN/LAN connectivity with flexible copper or fiber interface
Hot Swappable: No (requires router reboot)
Power Source: Supplied by host router
Operating Temperature: 32° to 104°F (0° to 40°C)
Dimensions: 1.75 x 3.5 x 7.0 in (4.4 x 8.9 x 17.8 cm)
Weight: Approx. 0.5 lbs (0.23 kg)