---
title: "Dual Fast Ethernet Expansion Module with 2x RJ45"
url: "https://cradlepoint.ericsson.com/products/accessories/dual-fast-ethernet-expansion-module-with-2x-rj45/"
description: "Dual Fast Ethernet Expansion Module with 2x RJ45 — Part # MC20-ETH"
content_type: "pim_accessory"
part_no: "MC20-ETH"
product_status: "Active"
accessory_family: "Expansion Modules"
expansion_subtype:
  - "Ethernet"
regions:
  - "North America"
breadcrumb: "[Home](https://cradlepoint.ericsson.com/) › Products › [Accessories](https://cradlepoint.ericsson.com/products/accessories/) › Dual Fast Ethernet Expansion Module with 2x RJ45"
gated: false
---

# Dual Fast Ethernet Expansion Module with 2x RJ45

Part #: MC20-ETH

![Dual Fast Ethernet Expansion Module with 2x RJ45](https://images.contentstack.io/v3/assets/blt2588e757607604a2/bltc89640064c46a84b/69fce821e5e313df1ca29c78/url_MC20-ETH_ethernetModule_600x320.png)

## Product description

Expansion module that adds 2 additional 10/100 RJ45 Ethernet ports to S400 and S450 router

## What's included

Expansion module

## Resources

[S400 quick start guide ](https://resources.cradlepoint.com/s400/ericsson-cradlepoint-s400-s450-quick-start-guide)

## Compatible hardware

### Endpoints

- [S400](https://cradlepoint.ericsson.com/products/endpoints/s400/)