Ethernet Relay with I/O- Remote Monitoring – U Have Control
TCW181B - Ethernet Relay Unit - www.audon.co.uk
Ethernet Relays from NCD - Proven Reliability for Over 20 Years
1/2/8 Channel Lan Ethernet Relay Board Delay Network Switch Tcp/udp Controller Module Web Server Digital Input 5v 12v 24v Dc - Replacement Parts - AliExpress
IA-3174-E - TCP/IP Ethernet 32-ch DPDT Relay Controller, with a local expansion on the same IP
Ethernet Relay controller module - WEB server IP and Analog/Temperature Inputs | eBay
PoE Ethernet Relay Module
8-ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE port Communication, With Various Isolation And Protection Circuits, Industrial Grade Rail-mount Case | Modbus POE ETH Relay