---
title: "Ethernet IO Expander"
url: "https://maker.wiznet.io/annjaison/resellers/ethernet-io-expander/"
markdown_url: "https://maker.wiznet.io/annjaison/resellers/ethernet-io-expander/md"
type: "VAR: Value-Added Reseller Products"
author: "annjaison"
original_url: "https://researchdesignlab.com/ethernet-io-expander.html"
published: "2023-01-31"
language: "en"
likes: 1
views: 571
comments: 0
source: "WIZnet Makers (https://maker.wiznet.io/)"
---

# Ethernet IO Expander

> The Ethernet and IO module is an external expansion module for your development board

Original source: https://researchdesignlab.com/ethernet-io-expander.html

## Article

#### **Features:**

- Ethernet

- MCP3017 I2C IO Expansion

- DIN-rail / Wall mountable

- Fully enclose

- Reverse-proof, ESD protection, anti-surge

- support open source library

#### **Technical Specifications**

- Wiznet W5500 controller chip

- 10BaseT/100BaseTX Ethernet

- Hardware TCP/IP Protocol Handling

- 8 TCP/UDP Sockets

- support for TCP / UDP / FTP / HTTP/ MQTT / JSON / SNMP protocols

- 32KB RAM Buffer

- Operating Voltage 9V-36V

- 12x isolated MCP3017 I2C IO expansion

- Ethernet Isolation 1.5K Vrms

---

Source: https://maker.wiznet.io/annjaison/resellers/ethernet-io-expander/