Cisco Catalyst IEM-3400-8S Rugged SFP Fiber Expansion Module

• Industrial automation and PLC network connectivity
• Smart factory fiber backbone extension
• Transportation signaling and rail communication systems
• Oil and gas monitoring and control networks
• Power generation and substation connectivity
• Smart city infrastructure and surveillance backhaul
• Water treatment and utility SCADA networks
• Outdoor telecom edge aggregation points
• Heavy manufacturing plant network modernization
• Renewable energy site communication systems 

• 8x SFP fiber ports for high-density optical expansion
• Designed for Cisco Catalyst IE3400 rugged switch ecosystem
• Industrial-grade form factor for harsh environments
• DIN-rail mounting for industrial cabinet integration
• Supports fiber-based long-distance communication
• Enables scalable network modernization without full hardware replacement
• Integrated management via Cisco DNA Center, WebUI, and CLI
• Designed for high-availability industrial network architectures
• Backward-compatible expansion within IE3400 switch platforms

• Brand: Cisco
• Model Number: IEM-3400-8S=
• Port Configuration: 8 SFP Fiber Ports
• Form Factor: Rugged
• Operating Temperature: -40°C to 75°C
• Storage Temperature: -40°C to 85°C
• Relative Humidity: 5% to 95% (non-condensing)
• Mounting Type: DIN Rail
• Power Supply: 24/48 VDC nominal input
• Input Voltage Range: 9.6 VDC to 60 VDC
• Power Consumption: 15.4 W
• Dimensions (H x W x D): 142 x 99 x 66 mm
• Management: Cisco DNA Center, WebUI, CLI
• Compliance: CE, FCC, RoHS

WHY CHOOSE THIS PRODUCT?

• Enterprises choose this expansion module when they need to extend industrial switches with high-density fiber connectivity without redesigning the entire network infrastructure. It provides a practical upgrade path for IE3400 deployments, enabling scalable fiber expansion while maintaining rugged reliability.

• Compared to fixed-port alternatives, it improves deployment flexibility, reduces infrastructure replacement costs, and supports long-term industrial modernization strategies. Its rugged form factor, wide power tolerance, and extended operating temperature range make it suitable for continuous operation in mission-critical environments.
• From a procurement standpoint, it delivers strong ROI by extending existing switch investments, reducing downtime risks, and supporting future-ready fiber-based architectures for industrial transformation initiatives.