Cisco IE-4000-8GT4G-E IE4000 Series Full Gigabit Managed Industrial Ethernet Switch

Product Description

IE-4000-8GT4G-E is a hardened full-gigabit managed industrial switch under Cisco IE4000 platform, dedicated for harsh factory, power substation, oil & gas field network deployment.

Port definition breakdown:

8×10/100/1000M copper RJ45 downlink ports (GT = Gigabit Twisted Pair)

4×Gigabit combo uplink ports (4G-E): each supports RJ45 copper or SFP fiber transceiver flexible switching

Built-in industrial ring redundancy protocols REP/RSTP/MSTP, native Modbus TCP for seamless DCS/SIS system interconnection, IOx edge computing support, multi-layer network security 

and QoS traffic scheduling. Adopts wide-temperature rugged hardware, redundant wide-range DC power input, dry contact alarm relay, DIN rail mounting. Widely used as core spare for industrial

 control cabinet network aggregation, power plant DCS, SIS safety system, transportation and marine automation network maintenance.

Technical Specifications

PN: IE-4000-8GT4G-E, Manufacturer: Cisco USA

Port Configuration

Downlink: 8×10/100/1000BASE-T RJ45

Uplink: 4×Gigabit combo port (RJ45 + SFP slot)

Console: Mini-USB debug port

Alarm IO: 2 dry contact alarm inputs, 1 relay alarm output

Performance

Forwarding: Line-rate wire-speed switching

MAC Address Table: 16,000 entries

Max VLAN: 1000 IEEE802.1Q VLANs

Multicast: 1000 IGMP multicast groups

Egress Queues: 4 QoS priority queues

Power & Hardware

Input: Redundant DC 9.6–60VDC wide range dual power supply

Max power consumption: 40W

Mount: DIN rail / wall mount

Dimension: 155.4 × 155.4 × 129.2 mm

Weight: 2.88 kg

Storage Flash: 128MB, expandable via SD card

DRAM: 512MB

Environmental Grade

Operating Temp: -40℃ ~ +70℃ (ventilated cabinet); -40℃ ~ +60℃ sealed cabinet

Storage Temp: -40℃ ~ +85℃

Humidity: 5%–95% non-condensing

Certifications: IEC61850 substation, DNV marine, UL508, IEC62443 industrial cyber security

Supported Protocols

Layer2: STP/RSTP/MSTP, REP industrial ring, LACP, LLDP, QinQ

Layer3: Static routing, NAT, ACL access control

Industrial: Modbus TCP, IOx edge application runtime

Security: SSH/SNMPv3, 802.1X port authentication, DHCP Snooping, DAI

Key Features

Full gigabit 12-port design, 8 copper device access + 4 flexible fiber/copper uplinks for backbone ring networking.

Dedicated industrial REP ring protocol, millisecond-level network failover for uninterrupted DCS/SIS communication.

Native Modbus TCP server, compatible with Honeywell, ABB, Triconex, GE DCS/SIS safety systems.

Dual redundant wide-range DC power input, avoids single power supply outage risk.

Built-in IOx edge computing platform, supports local data collection, edge analysis without upper server.

Complete industrial cyber security suite (IEC62443 certified) to prevent network attack on safety control systems.

Dry contact alarm relay outputs port failure, power loss and over-temperature signals to PLC/SIS.

Ultra-wide temperature rugged hardware, anti-shock/vibration/surge, stable operation in turbine hall, outdoor substation.

Application Scope

DCS/SIS safety cabinet network aggregation switch for thermal power boiler, gas turbine control rooms

Power grid substation, wind farm industrial ring backbone communication equipment

Petrochemical refinery, oil & gas offshore platform hazardous area control network spare

Transportation tunnel, rail transit signal control industrial network node

Marine vessel automation, ship engine room control system managed switch

Global factory automation, packaging, printing production line control cabinet network overhaul and spare inventory