Waveshare 8-Ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation and Protection Circuits, Industrial Grade Rail-Mount Case
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$53.99
Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the relay for a while and then close it automatically。 Supports DC 7~36V wide range power input and PoE power supply
Supports relay control through MQTT protocol, comes with Alibaba Cloud MQTT application demo
Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit
Waveshare 8-Ch Ethernet Relay Module, Modbus RTU/Modbus TCP Protocol, PoE Port Communication, with Various Isolation and Protection Circuits, Industrial Grade Rail-Mount Case
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