About this item
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
- Features
- 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
- Adopts dedicated relay driver chip, with built-in flyback diode protection, for stronger and more stable driving ability Supports passive and active digital input, with bi-directional optocoupler isolation, built in debouncing algorithm. The relay supports digital input linkage control or toggle control
- Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection High quality relay, contact rating: 10A 250VAC/30VDC
- Rail-mounted ABS plastic enclosure, easy to install, safe to use 4 LEDs and Network indicators for indicating the MCU status and signal transceiving status
Specifications
- Type
Modbus POE ETH Relay (B)
- Compatibility/Fitment
Modbus POE ETH Relay (B)
- Brand
waveshare
- Model
Modbus POE ETH Relay (B)
- Part Number
Modbus POE ETH Relay (B)
- Parts
1 Year
- Labor
1 Year
- First Listed on Newegg
October 27, 2026
Product photos are for illustrative purposes only and are exemplary. The colors, inscriptions, parameters, dimensions, sizes, functions, and/or any other features of the original products may look different than in reality due to their visual characteristics, so please refer to the product features that are indicated in the product descriptions.