---
title: "SYEX 10 Pcs/Lot Ethernet W5100 Network Expansion Board SD Card Expansion for Arduino"
url: "https://maker.wiznet.io/nagamma06/resellers/syex-10-pcs-lot-ethernet-w5100-network-expansion-board-sd-card-expansion-for-arduino/"
markdown_url: "https://maker.wiznet.io/nagamma06/resellers/syex-10-pcs-lot-ethernet-w5100-network-expansion-board-sd-card-expansion-for-arduino/md"
type: "VAR: Value-Added Reseller Products"
author: "amazon"
author_url: "https://www.amazon.co.jp/-/en/pcb-board/dp/B078T8FZSP/ref=sr_1_9?crid=W13XAVA284Q0&keywords=w5100&qid=1672817073&sprefix=w510%2Caps%2C416&sr=8-9"
editor: "WIZnet"
editor_url: "https://maker.wiznet.io/"
original_author: "amazon"
original_url: "https://www.amazon.co.jp/-/en/pcb-board/dp/B078T8FZSP/ref=sr_1_9?crid=W13XAVA284Q0&keywords=w5100&qid=1672817073&sprefix=w510%2Caps%2C416&sr=8-9"
published: "2023-01-04"
language: "en"
hardware: ["WIZnet W5100"]
likes: 4
views: 544
comments: 0
source: "WIZnet Makers (https://maker.wiznet.io/)"
---

# SYEX 10 Pcs/Lot Ethernet W5100 Network Expansion Board SD Card Expansion for Arduino

> SYEX Ethernet W5100 Network Expansion Board SD Card Extension Expansion based on Arduino

Original author: amazon (source: https://www.amazon.co.jp/-/en/pcb-board/dp/B078T8FZSP/ref=sr_1_9?crid=W13XAVA284Q0&keywords=w5100&qid=1672817073&sprefix=w510%2Caps%2C416&sr=8-9)

## Components

- **WIZnet W5100** x 1 ([docs](https://docs.wiznet.io/Product/Chip/Ethernet/W5100))

## Article

## **Product description**

Type: Voltage Regulator
Model Number: Ethernet Shield.
Brand Name: ReYeBu.
Customizable: Yes
Status: New Ethernet W5100 Network Expansion Board for
Arduino SD Card Extension Description:
The W5100 Network Extension Module allows Arduino to become a simple web server or through reading and writing network applications such as Arduino digital and analog interfaces. You can use the IDE's Ethernet library files directly, making it a simple web server.
At the same time, this version can be read and written on a Mini SD card (TF Card).
The expansion board adopts a stackable design, which can be inserted directly into the Arduino, and other extensions of the board can also be inserted.

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Source: https://maker.wiznet.io/nagamma06/resellers/syex-10-pcs-lot-ethernet-w5100-network-expansion-board-sd-card-expansion-for-arduino/