IEM-3300-4MU= – 4 Copper Ports PoE+ – Cisco IE3300/IE3400 Expansion Module

(14 customer reviews)
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IEM-3300-4MU= Description

IEM-3300-4MU= is a high-performance expansion module designed for the Cisco Catalyst IE3300 and IE3400 Rugged Series switches. This module features 4 Multi-Gigabit (1G/2.5G) RJ45 copper ports, enabling flexible, high-speed network expansion in harsh industrial environments. The IEM-3300-4MU is ideal for industrial Ethernet applications that require modular scalability, high bandwidth, and reliable operation. With seamless compatibility and tool-less installation, this expansion unit is perfect for smart manufacturing, energy, transportation, and more. As an official Cisco accessory, the IEM-3300-4MU guarantees stable performance, robust durability, and secure integration with your IE3300 or IE3400 deployment, making it the preferred choice for industrial-grade Ethernet network growth.

Product Highlights

Copper Ports
PoE budget
Power Consumption

Quick Specs

Parameter

Value

Ports

4 × 1G/2.5G RJ45

Module Type

Expansion Module

Use with

IE3300/IE3400

Power Consumption

20W

Rugged Industrial Ethernet Switch Product Comparison

Feature / Model

IEM-3300-4MU=

IEM-3300-8T

IEM-3300-8S=

Ports

4 × 1G/2.5G RJ45

8 × 1G RJ45

8 × 1G SFP

Supported Series

IE3300/IE3400

IE3300/IE3400

IE3300/IE3400

Module Type

Expansion

Expansion

Expansion

Power Consumption

20W

6W

19W

PoE Support

YES

No

No

Multi-Gigabit

Yes (2.5G)

No

No

Dimensions (mm)

152×91×135

152×66×135

152×66×135

Weight (kg)

1.4

0.91

0.91

Mounting

DIN Rail

DIN Rail

DIN Rail

Supported Platforms

    Rugged Industrial Switch 3300 Attaching an Expansion Module Guide

    IEM-3300-front
    IEM-3300-rear
    IEM-3300-rear

    Step 1:
    Remove the 2 screws securing the side cover plate to the switch.

    Step 2:
    Remove the two screws from the front of the Expansion chassis, and the two screws from the rear of the base.

    Step 3:
    Align tabs on top and bottom left front of expansion module with slots on top and bottom right side of switch along with tabs on top and bottom left rear of module and holes at top and bottom right rear of switch. Press the module and switch together so that the electrical connections engage and the screw holes are aligned.

    Step 4:
    Secure the 4 flathead Phillips screws with 5–6 in-lbs torque.

    Specifications

    Parameter Specification Parameter Specification
    Module Type Expansion Module Model IEM-3300-4MU=
    Compatible Series Cisco Catalyst IE3300/IE3400 Supported Base IE3300, IE3400
    Port Count 4 Port Type 1G/2.5G RJ45 Copper
    Multi-Gigabit Support Yes, up to 2.5G PoE Support Yes
    Power Consumption 20W Hot Swap Supported
    Installation Tool-less, DIN Rail Operating Temp. -40°C to +75°C
    Dimensions (H×W×D) 6 in. × 3.6 in. × 5.3 in.
    152 mm × 91 mm × 135 mm
    Weight 3.0 lbs (1.4 kg)
    Mounting DIN Rail
    Compliance IEC 61000, EN 61000, CE, UL
    Use Case Industrial Network Expansion

    Get More Information

    Discover unbeatable prices and fast shipping for the IEM-3300-4MU= Access the detailed IEM-3300-4MU= datasheet and ensure you’re getting the best deal with our reliable delivery service. Need assistance? Our free live chat support is here to help. For more information about the product and pricing, contact us via Live chat or email us at [email protected]

    Quality Certifications

    Customer Reviews

    Write A Review
    4.9
    (14 reviews)
    5 Stars
    13
    4 Stars
    1
    3 Stars
    0
    2 Stars
    0
    1 Stars
    0
      Raven Darkhölme
      Posted on 08/09/2025
      Verified Buyer
      5.0

      Exactly what it claimed to be. Genuine product.

      Warren Worthington III
      Posted on 10/08/2025
      Verified Buyer
      5.0

      Heavenly service. Arrived very quickly.

      IT Admin
      Posted on 05/04/2025
      Verified Buyer
      5.0

      Simple transaction. Got what I ordered quickly.

      Jaxson Perry
      Posted on 02/06/2024
      Verified Buyer
      5.0

      Great for multiple uplinks in the field.

      Amias Martinez
      Posted on 16/05/2024
      Verified Buyer
      4.0

      Layer23-switch.com provided good support.

    Questions & Answers

    • What is the function of the IEM-3300-4MU= multi-uplink module?

      Provides multiple uplink types for flexible network design.
    • How many uplink types (SFP/copper) are provided?

      Typically 4, check product specs.
    • Is it recommended for network aggregation points?

      Yes, the module is designed for network aggregation, allowing multiple uplinks to enhance network resiliency and bandwidth.
    • Which chassis are compatible with IEM-3300-4MU=?

      Selected Cisco modular switches.
    • Is the module hot-swappable for quick upgrade?

      Yes, hot-swapping is supported, so upgrades or replacements can be performed without disrupting network operations.
    • Are all uplink ports managed?

      Yes, through the main switch.
    • Does it support network redundancy protocols?

      Follows capabilities of host chassis.
    • What are the main applications for this module?

      Uplink expansion, aggregation, redundancy.
    • Can the module be installed without powering down the switch?

      Yes, hot-swap allows module changes without a power cycle or downtime.
    • Is there a warranty for the IEM-3300-4MU=?

      Covered by host system warranty.
    • Are there any power or cooling requirements for this module?

      Follows main chassis specs.

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    Resources Downloads

    • IEM-3300-4MU Datasheet

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