Ethernet controller module ENC28J60 - Waveshare 3992

The AC1000 controller designed for WiFi network management in small and medium installations enables central management of up to 200 access points and 100 users. It supports gigabit connections, provides carrier-class functions, and offers the option of rack or desktop installation.

Serial port to Ethernet converter module based on the ESP32 series from Wireless-Tag. It integrates an optimized TCP/IP protocol stack and is characterized by extremely high performance, stability, versatility and reliability. WT32-ETH01-PIN

This Ethernet module allows you to easily add a wired connection to projects with 3V or 5V microcontrollers. It communicates via SPI and supports automatic DHCP setup, while the LINK and ACTIVITY LEDs indicate connection status. The module works with the Arduino Ethernet and CircuitPython libraries for easy integration into IoT projects. Adafruit 6348

Gigabit Ethernet expansion module with RTL8211E-VB chip (integrated Realtek Ethernet transceiver). Dedicated for Galatea FPGA development boards. Numato Lab GTETH1G001

EM1000-1024K-T-01 is an Ethernet module programmable in BASIC, equipped with four UART ports, flash memory, RTC, and extensive I/O capabilities. It is suitable for network and embedded projects that require Ethernet communication and integration with multiple peripherals.

Miniature Ethernet network module with W5500 chip. It has compact dimensions, so it can be used as an element of another device

UART - Ethernet converter enabling two-way communication between devices equipped with UART TTL ports and the Ethernet network. It is visible in the system as a virtual COM port and configured via the website. USR-K3

The USR-IO0440 is an additional input/output module specifically designed to work with USR-M100 and USR-M300 modules. This module allows the system to be expanded with additional analog and digital ports, providing even greater flexibility in managing and controlling devices in industrial applications. With its robust construction and ease of integration, the USR-IO0440 is an excellent complement to the USR-M100 and USR-M300 gateways, enhancing their monitoring and control capabilities. USR-IO0440 

3xUART - Ethernet converter enabling two-way communication between devices equipped with UART TTL ports and the Ethernet network. It is visible in the system as a virtual COM port and configured via the website or using AT commands. USR-TCP232-ED2

The Arduino Ethernet Shield 2 allows an Arduino Board to connect to the internet. It is based on the Wiznet W5500 Ethernet chip. The Wiznet W5500 provides a network (IP) stack capable of both TCP and UDP. There is an onboard micro-SD card slot, which can be used to store files for serving over the network. It is compatible with the Arduino Uno and Mega

The USB to 2.5G Ethernet converter is a compact and efficient tool that extends network functionality to devices lacking an RJ45 interface. With broad system compatibility and driverless operation, it is well-suited for mobile setups, single-board computers, embedded systems, and upgrading older hardware to higher network speeds.

Ethernet network module with W5500 chip and PoE (Power over Ethernet) function. It communicates via the SPI interface, it has a built-in TCP/IP stack. DFRobot DFR0850

Ethernet transceiver module based on LAN8720 chip. It communicates via the RMII interface. Waveshare LAN8720 ETH Board

Ethernet network module with W5100S chip dedicated to Raspberry Pi Pico. It communicates via the SPI interface and works with 3.3 V and 5 V systems. WIZnet-Ethernet-HAT

The AC200 controller enables central management and power supply for up to 4 access points in small wireless networks. It supports 200 APs and 100 users, features gigabit ports, and offers enterprise-class functions in a compact enclosure for desktop, wall, or DIN rail mounting.