Le module 4 relais est une solution simple et pratique pour commuter 4 relais de puissance directement à partir d'une carte Arduino ou compatible.
Module 4 Relais 5V
DIYables Relay 5V 1-Channel for Arduino, ESP32, ESP8266, Raspberry Pi
4 Channel 5V Relay Module 10A/250V
Relay Shield Module for Arduino - 4-Channel
SainSmart 4-Channel 5V Relay Module for Arduino Raspberry Pi –
A normal style relay to switch a single data line to turn on/off. Perfect for RaspberryPi or Aduino projects. You need 5v to power the relay coil.
Relay for Raspberry Pi or Arduino 1-Channel 5V Relay Module 250V/10A
5V Four-Channel Relay Module - Pin Diagram, Specifications, Applications, Working
This is a 4 channels universal 5V relay module because it can be be configured as high or low triggered (Logic High or Low) on individual relay. Wi
4 CH Active H/L 5V Relay Module
4 Relay Module 30A
4 Channel 5V Relay Module - Wiki