Ethernet W5100 Wiznet Network Module With SD Card Reader

The W5100 Ethernet Module is a reliable solution for adding wired network capability to your Arduino and microcontroller projects. It features the Wiznet W5100 chip with a built-in TCP/IP stack, making it easy to connect your project to the internet or a local network via SPI.

An integrated microSD card slot adds extra functionality for data logging, serving web content, or storing configuration files. Ideal for beginner-friendly Ethernet projects, the W5100 module is widely supported in libraries like the Arduino Ethernet library.

Features:

• Wiznet W5100 chip with built-in TCP/IP stack
• Onboard microSD card slot for data storage and logging
• Supports 4 simultaneous socket connections
• 10/100 Mbps Ethernet interface
• SPI interface – easy to use with Arduino and other platforms
• Compatible with Arduino Uno, Mega, ESP32, and more
• Ideal for simple web servers, IoT projects, and remote monitoring

Note: Operates at 5V and supports 5V logic – perfect for direct use with Arduino boards.

This product can be found here:

• Boards