IE-3100-18T2C-E – 18x1G Copper Ports – 2x1G Combo Uplinks

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Cisco IE-3100-18T2C-E Compatible Accessories, Modules & Spare Parts

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IE-3100-18T2C-E Description

IE-3100-18T2C-E is a Cisco Catalyst IE3100 Rugged Series industrial Ethernet switch with the Network Essentials license for rugged access switching in control cabinets, transportation systems, utilities, and other industrial edge locations. This non-PoE model provides eighteen 10/100/1000 RJ45 copper downlink ports and two dual-media 1000BASE-T/1000BASE-X combo uplinks, giving buyers a compact way to aggregate copper field devices while keeping copper or fiber Gigabit uplink options. Cisco lists dual DC inputs, a 12V to 48V nominal input range, 36.7 W power consumption, 29.76 Mpps forwarding rate, DIN-rail mounting, and IP30-rated rugged construction, so the SKU is best understood as a high-density copper IE3100 access switch rather than a PoE, conformal-coated, or IE3105 Layer 2 NAT variant.

Quick Specs

Parameter

Specification

Product ID

IE-3100-18T2C-E

Product type

Industrial Ethernet switch

Network license

Network Essentials

Total ports

20 Gigabit Ethernet ports

Copper downlink ports

18 x 10/100/1000 RJ45 ports

Combo uplink ports

2 x 1000BASE-T/1000BASE-X dual-media ports

PoE budget

Not applicable for this non-PoE model

Power input

Dual DC inputs

Nominal input voltage

12V to 48V

Power consumption

36.7 W

Forwarding rate

29.76 Mpps

MTBF

642050 hours

Product Performance

Gigabit Ethernet Port Count
Forwarding Rate
MAC Address Capacity

Key Features

High-density data-only copper access

IE-3100-18T2C-E gives the IE3100 family an 18-port RJ45 downlink profile for endpoints that do not require switch-supplied PoE power.

Combo uplinks require media planning

The two uplink positions support 1000BASE-T or 1000BASE-X use, so sourcing should separate RJ45 uplink cabling from any rugged SFP optics.

Network Essentials order line

Cisco maps this exact PID to Network Essentials, which keeps the software tier tied to the E suffix during substitution review.

Standard 18T2C enclosure choice

Choose the base IE-3100-18T2C-E line when conformal coating is not required; Cisco lists IE-3100-18T2C-CC-E as the coated counterpart.

Dual DC power profile

The switch uses dual DC inputs and the data sheet lists 12V to 48V nominal input with 36.7 W consumption for this 18T2C model.

IE3100 not IE3105 feature boundary

Keep Layer 2 NAT and FPGA data-path assumptions out of the base IE-3100-18T2C-E order unless the project moves to an IE3105 18T2C PID.

Application Scenarios

Dense non-PoE OT access cabinets

IE-3100-18T2C-E fits control cabinets where many PLCs, HMIs, controllers, drives, sensors, or other Ethernet devices need Gigabit RJ45 access without PoE load planning.

Sites deciding between copper and fiber uplinks

Deployed where the access switch must keep two 1GE uplink positions flexible between copper handoff and rugged SFP fiber handoff.

Standard hardware instead of coated or IE3105 variants

This SKU suits projects that need the 18T2C Network Essentials base switch rather than the conformal-coated IE-3100-18T2C-CC-E or the IE3105 feature set on IE-3105-18T2C-E.

Product Comparison

Parameter

IE-3100-18T2C-E

IE-3100-18T2C-CC-E

IE-3105-18T2C-E

IE-3100-8T2C-E

Product type

Industrial Ethernet switch

Industrial Ethernet switch

Industrial Ethernet switch

Industrial Ethernet switch

Network license

Network Essentials

Network Essentials

Network Essentials

Network Essentials

Total ports

20

20

20

10

10/100/1000 RJ45 copper ports

18

18

18

8

1000BASE-T/1000BASE-X combo uplinks

2

2

2

2

SFP-only uplink ports

No SFP-only uplinks listed

No SFP-only uplinks listed

No SFP-only uplinks listed

No SFP-only uplinks listed

PoE power budget

No PoE budget listed

No PoE budget listed

No PoE budget listed

No PoE budget listed

Conformal coating

No conformal coating listed

Yes

No conformal coating listed

No conformal coating listed

FPGA data path

No

No

Yes

No

Layer 2 NAT support

Not an IE3105 variant

Not an IE3105 variant

IE3105 uplink ports only

Not an IE3105 variant

Power consumption

36.7 W

36.7 W

36.7 W

17.7 W

MTBF

642050 hours

777450 hours

642050 hours

971800 hours

  • In an IE-3100-18T2C-E vs IE-3100-18T2C-CC-E comparison, the port count, combo uplinks, license tier, and 36.7 W power value match; the confirmed difference is conformal coating.
  • The IE-3100-18T2C-E vs IE-3105-18T2C-E difference is the feature boundary because IE-3105-18T2C-E adds the Cisco-listed FPGA data path and IE3105 Layer 2 NAT scope.
  • For an IE-3100-18T2C-E vs IE-3100-8T2C-E comparison, the decision is copper density: IE-3100-18T2C-E has 18 RJ45 downlinks and 20 total ports, while IE-3100-8T2C-E has 8 RJ45 downlinks and 10 total ports.
  • Buyers deciding which model to choose should lock the need for conformal coating, IE3105 functions, and access-port count before treating these Network Essentials IE3100 PIDs as substitutes.

Selection Guide

1. Select the standard 18T2C profile

Choose IE-3100-18T2C-E when the BOM requires 18 Gigabit copper downlinks, two 1GE combo uplinks, Network Essentials, and no PoE power budget.

2. Move to the coated 18T2C PID when needed

Use IE-3100-18T2C-CC-E only when the same 20-port layout must ship with Cisco-listed conformal coating.

3. Keep IE3105 requirements separate

Select IE-3105-18T2C-E when the deployment specifically requires the IE3105 FPGA data path and Layer 2 NAT on the documented uplink interfaces.

4. Reduce port count only for smaller cabinets

Move to IE-3100-8T2C-E when eight RJ45 downlinks are enough and the project still needs two 1GE combo uplinks with Network Essentials.

Ordering Checklist

Review area

Required confirmation

Procurement risk

Exact Cisco PID

IE-3100-18T2C-E with Network Essentials

Prevents accidental substitution with the coated 18T2C-CC-E or IE3105 18T2C line

Endpoint count

18 x 10/100/1000 RJ45 downlink ports

Avoids under-ordering an 8-port IE3100 model for a higher-density cabinet

Powered-device plan

No PoE budget listed for this non-PoE model

Keeps cameras, access points, or phones that need PoE from being assigned to the wrong switch

Uplink media

Two 1000BASE-T/1000BASE-X combo uplinks

Confirms whether the order needs RJ45 uplink cabling, rugged SFP optics, or both

Power design

Dual DC inputs with 12V to 48V nominal range and 36.7 W consumption

Aligns the switch with the selected industrial power supply and enclosure wiring

Variant boundary

No conformal coating and no IE3105 FPGA data path on this PID

Stops coated-environment or L2NAT requirements from being hidden in a standard 18T2C order

Optional Add-ons

Model

Description

PWR-IE50W-AC=

Cisco Industrial Ethernet 50 W AC power supply option for IE deployments

PWR-IE50W-AC-L=

Cisco Industrial Ethernet 50 W AC low-profile power supply option

PWR-IE65W-PC-DC=

Cisco Industrial Ethernet 65 W DC power supply option

PWR-IE65W-PC-AC=

Cisco Industrial Ethernet 65 W AC power supply option

GLC-SX-MM-RGD=

Cisco rugged 1000BASE-SX SFP listed for IE3100 SFP support

GLC-LX-SM-RGD=

Cisco rugged 1000BASE-LX/LH SFP listed for IE3100 SFP support

GLC-ZX-SM-RGD=

Cisco rugged 1000BASE-ZX SFP listed for IE3100 SFP support

SD-IE-16GB=

Cisco IE 16 GB SD card option for industrial Ethernet switches

IE-3100-18T2C-E Front Panel Overview

The illustrations in this section provide an overview of the variety of components available on the various switch models in this product family. Not all models are illustrated.

Number

Feature

Number

Feature

1

Dual-media SFP port LEDs

6

Express Setup LED

2

Dual-media copper port LEDs

7

System LED

3

1000BASE-T port LEDs

8

Alarm input LEDs

4

Power connector LED

9

Alarm output LED

5

Management console LED

Specifications

Parameter Specification Parameter Specification
SKU IE-3100-18T2C-E Product type Industrial Ethernet switch
Network license Network Essentials Total ports 20 Gigabit Ethernet ports
RJ45 copper downlinks 18 x 10/100/1000 ports Combo uplink ports 2 x 1000BASE-T/1000BASE-X ports
PoE budget Not applicable for this non-PoE model Conformal coating No conformal coating listed for this PID
FPGA data path No Layer 2 NAT support Not an IE3105 variant
Power input Dual DC inputs Nominal input voltage 12V to 48V
Absolute input voltage 9.6V to 60V Maximum current at 12V 4.2A
Maximum current at 24V 2.6A Maximum current at 48V 1.3A
Power consumption 36.7 W Forwarding rate 29.76 Mpps
Forwarding bandwidth 20 Gbps DRAM 4 GB
User-accessible flash 1.5 GB SD card capacity 1 GB, 4 GB, or 16 GB optional SD card
Unicast MAC addresses 8000 VLAN scale 256 VLANs
IGMP multicast groups 512 STP instances 128
IPv4 indirect routes 2000 Console ports 1 RS-232 via RJ45 and 1 micro USB
Alarm I/O 2 dry-contact alarm inputs and 1 alarm output Mounting DIN rail
Operating system Cisco IOS XE Operating temperature -40C to 75C in blower-equipped cabinet
Storage temperature -40C to 85C Relative humidity 5% to 95% noncondensing
Operating altitude Up to 15000 ft with no temperature derating Dimensions 5.00 x 4.30 x 5.08 in. / 12.70 x 10.92 x 12.90 cm
Weight 2.9 lb / 1.32 kg Ingress protection IP30
MTBF 642050 hours Industrial protocol support EtherNet/IP CIP, Modbus, SCADA, GOOSE, and PROFINET MRP
Management Cisco Catalyst Center, WebUI, CLI, SNMP, and open APIs    

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Questions & Answers

  • What port density does IE-3100-18T2C-E provide?

    IE-3100-18T2C-E provides 18 GE copper access ports and 2 GE combo uplinks, creating a 20-port non-PoE rugged switch.
  • When does IE-3100-18T2C-E fit an industrial cabinet?

    IE-3100-18T2C-E fits larger machine panels, traffic cabinets, or utility sites with many copper devices and only two uplink paths.
  • Does IE-3100-18T2C-E provide PoE?

    IE-3100-18T2C-E is non-PoE, so devices needing inline power require separate supplies or a PoE-focused IE3100 SKU.
  • How is IE-3100-18T2C-E different from IE-3100-8T2C-E?

    IE-3100-18T2C-E increases copper access density to 18 GE ports while keeping 2 GE combo uplinks; IE-3100-8T2C-E has 8 copper ports.
  • What are the combo uplinks on IE-3100-18T2C-E for?

    IE-3100-18T2C-E combo uplinks support copper-or-fiber GE handoff, useful when one cabinet may connect to copper today and fiber later.
  • What physical size detail matters for IE-3100-18T2C-E?

    IE-3100-18T2C-E uses the larger IE3100 20-port DIN Rail form factor, so panel width, depth, cable clearance, and service space matter.
  • What power design matters for IE-3100-18T2C-E?

    IE-3100-18T2C-E planning covers 12V to 48V nominal DC input, dual-feed resiliency, alarm contacts, and non-PoE endpoint power distribution.
  • What software package is tied to IE-3100-18T2C-E?

    IE-3100-18T2C-E ships as a Network Essentials rugged switch, aligning the E suffix with the base IE3100 feature set.

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  • IE-3100-18T2C-E Datasheet