Internet/Ethernet 12 Channel Relay Board with DAEnetIP4 - I/O, SNMP, Web
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
Ethernet Control Module Ethernet Relay Controller Greece | Ubuy
Ethernet Relays from NCD - Proven Reliability for Over 20 Years