USR-N520 - 2-port RS232/RS485 to Ethernet converter

Industrial RS232 - Ethernet converter. It is DIN-rail mounted. Waveshare RS232 TO ETH (B)

Industrial RS232/485 to Ethernet converter. It is equipped with a PoE function and is mounted on a DIN rail. Waveshare RS232 RS485 TO POE ETH (B)

USR-SF1005 is a 5-port unmanaged Ethernet switch supporting 10/100 Mbps speed, ideal for reliable data transmission in small office and home networks. With store-and-forward technology and metal housing, it provides optimal data flow, protection against electromagnetic interference and simple plug-and-play installation

Ethernet Module

100BaseT Ethernet-RS232 module (EM203 + RJ203), Tibbo

Expansion board based on the Wiznet W5200 Ethernet chip. It allows you to easily connect the Arduino to the Ethernet network. DFRobot DFR0272

A converter that ensures easy communication between the RS232/RS485/RS422 interface and RJ45 Ethernet. It supports popular network protocols, including IP, TCP, UDP, DHCP, DNS, HTTP, ARP, ICMP, Websocket and HTTP client, as well as Modbus RTU and Modbus TCP protocols. USR-N540

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 

USR-SG1005 is a 5-port unmanaged Ethernet switch supporting 10/100/1000 Mbps speed, ideal for home and office networks. With store-and-forward technology and iron housing, it provides efficient data transfer and protection against electromagnetic interference

Expansion board based on the Wiznet W5200 Ethernet system. It allows you to easily connect Arduino to an Ethernet network. DFRobot DFR0125

RS485-Ethernet converter that provides easy communication between RS485 interface and Ethernet network via RJ45 connector. Industrial DIN rail mounting hardware included. Elfin-EE11A

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

Function module designed for MicroMod boards. It allows you to add Ethernet communication with PoE function based on the W5500 chip to the project. SparkFun COM-18708

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

The Tibbo RJ203+EM1206-1024K-01 module is a versatile solution for integrating network communication in IoT applications, supporting Ethernet and WiFi. Equipped with 1024 KB flash memory and 2 serial ports, it supports multiple network protocols, offering easy assembly thanks to the THT design.