Waveshare 30-Ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, With Various Isolation And Protection Circuits, Industrial Grade Rail-Mount Case
Waveshare 8-Ch Ethernet Relay Module (B) With Digital Input, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, With Various Isolation And Protection Circuits, Industrial Grade Rail-Mount Case
Waveshare Dual Ethernet Ports 8-Ch Relay Module (C), Modbus RTU Protocol, PoE Power Supply, With Various Isolation And Protection Circuits, Industrial Grade Rail-Mount Case
Waveshare Industrial Modbus RTU 8-Ch Relay Module (E) With RS485 Interface, 30A High Current, Multi Isolation Protection Circuits, Onboard Optocoupler Isolation, Rail-Mounted Case
2 Way Modbus Rtu Relay Module Switching Input and Output RS485/TTL Communication Modbus Controlled Modbus Relay Board
Naroote PLC LED Display Meter Communication 4-Digit for MODBUS-RTU RS485, Black PLC Module Display for Electronic Supplies
