Cisco IE-4000-16GT4G-E

Technical Specifications

• Total ports: 20 (16 x 10/100/1000BASE-T RJ45 + 4 x Gigabit combo SFP/RJ45 uplink ports)
• Switching capacity: 20 Gbps non-blocking
• MAC address table size: 16,000 entries
• Default software license: LAN Base feature set
• Power supply: Redundant DC power inputs
• Operating temperature range: -40°C to +75°C
• Humidity range: 5% to 95% non-condensing
• Dimensions: 44 mm x 178 mm x 143 mm (W x H x D)
• Weight: 0.75 kg
• Mounting type: DIN rail mounting
• Certifications: CE, FCC, UL 60950-1

Functional Features

• Supports IEEE 802.1, 802.3, 802.3at, 802.3af standards
• Advanced Layer 2 features including VLAN, QoS, LACP, and REP (Resilient Ethernet Protocol)
• Supports industrial network protocols for automation and SCADA systems
• Built-in security features including port security, DHCP snooping and storm control
• Precision timing support including NTP and PTP (Precision Time Protocol)
• Comprehensive network diagnostics and management via CLI, web interface and SNMP
• Redundant power inputs for high system availability

Application Scenarios

• Factory automation and industrial control networks
• Energy and process control system connectivity
• Intelligent transportation systems (ITS)
• Oil and gas field site networking
• Mining and heavy industry network infrastructure
• Surveillance and security system network deployment

Working Principle

The switch receives Ethernet frames from connected devices, and forwards them to the destination port based on MAC address table lookups. It supports full-duplex communication on all ports to eliminate collisions and maximize bandwidth. The internal switching fabric provides non-blocking wire-speed performance for all ports. Advanced features such as VLAN segmentation, traffic prioritization and network redundancy protocols optimize network performance and reliability. The industrial-grade hardware design ensures stable operation across extreme temperature ranges and harsh environmental conditions.

Installation Requirements

• Mount on standard 35 mm DIN rail
• Ensure adequate ventilation space around the switch
• Use shielded Ethernet cables for industrial environment installations
• Connect redundant power supplies for maximum reliability
• Ground the switch properly to suppress electromagnetic interference

Material & Structure

• Rugged metal housing with excellent EMI shielding and heat dissipation
• Internal integrated switching ASIC, power supply and interface circuits
• Front panel with port status LEDs, alarm indicators and console port
• Compact form factor optimized for space-constrained industrial cabinets

Usage Notes

• Do not exceed the maximum ambient temperature rating
• Ensure proper ESD protection during installation and maintenance
• Use only Cisco compatible SFP modules for fiber uplink connections
• Configure network redundancy features for critical applications
• Regularly update firmware to maintain security and performance