Cisco IE-4000-8GS4G-E Industrial Managed Ethernet Switch

• Industrial automation network access and aggregation
• Manufacturing plant Ethernet infrastructure
• Utility and energy network deployments
• Transportation and intelligent infrastructure networks
• Factory-floor connectivity using Gigabit Ethernet fiber
• Industrial control and automation system networking
• Redundant ring-network architectures using REP, PRP or MRP
• Extended-enterprise network deployments requiring ruggedized switching
• Infrastructure modernization replacing legacy industrial Ethernet switches
• Industrial network expansion requiring additional SFP fiber connectivity

• Eight Gigabit Ethernet SFP fiber ports
• Four Gigabit Ethernet combo uplink ports
• 12 total network ports
• 20-Gbps nonblocking switching capacity
• Line-rate forwarding across supported ports and packet sizes
• Cisco IOS software for enterprise and industrial network integration
• Redundant DC power input
• Supports Resilient Ethernet Protocol (REP)
• Supports Parallel Redundancy Protocol (PRP)
• Supports PROFINET Media Redundancy Protocol (MRP)
• Supports High Availability Seamless Redundancy (HSR)
• Supports EtherChannel and Flex Links
• IEEE 1588 support for precision timing applications
• NAT hardware-assisted forwarding capability
• Designed for industrial automation and extended-enterprise networking

• Brand: Cisco
• Part Number: IE-4000-8GS4G-E
• Product Family: Cisco Industrial Ethernet 4000 Series
• Product Type: Industrial Managed Ethernet Switch
• Total Ports: 12
• SFP Fiber Ports: 8 x Gigabit Ethernet
• Combo Uplink Ports: 4 x Gigabit Ethernet
• Switching Capacity: 20 Gbps
• Forwarding: Line rate for all ports and packet sizes
• DRAM: 1 GB
• Onboard Flash Memory: 128 MB
• Removable Storage: 1 GB SD flash memory card
• Unicast MAC Addresses: 16,000
• IGMP Multicast Groups: 1,000
• VLANs: 1,000
• Egress Queues: 4
• NAT Translation: 128 unique subnet NAT translation entries
• Alarm I/O: 2 alarm inputs and 1 alarm output relay
• DC Input Voltage: Nominal 9.6 to 60 VDC
• Power Consumption: 42 W
• Dimensions: 155.4 x 155.4 x 129.2 mm
• Weight: 2.88 kg
• Default Software: LAN Base feature set 

WHY CHOOSE THIS PRODUCT?

• Organizations choose the Cisco IE-4000-8GS4G-E when an industrial network requires a fiber-oriented access switch with four additional Gigabit Ethernet combo uplinks. Its eight GE SFP ports distinguish it from copper-focused IE-4000 models, while the four combo uplinks provide additional flexibility for aggregation and network design. Compared with lower-speed IE-4000 fiber configurations, the eight SFP interfaces operate at Gigabit Ethernet speeds, making this model better suited to modern industrial bandwidth requirements. Redundant DC input, industrial redundancy protocols and Cisco IOS integration support operational continuity in demanding environments. For procurement teams, it is particularly relevant for plant modernization, legacy-switch replacement and standardized Cisco industrial-network deployments. Buyers should verify required SFP optics, power architecture, software licensing and industrial protocol requirements before bulk deployment, especially because the four combo ports use either their copper or fiber physical interface rather than both simultaneously.