Raspberry Pi relay HAT stacks 8 high offering 32 relays in total - Geeky Gadgets
GeeekPi Raspberry Pi Expansion Board, 4 Channel Relay Board Module, Module de Relais d'alimentation pour Raspberry Pi 2B/3B/3B +/4B (Aucune Programmation requise/programmable) : Amazon.fr: Informatique
Amazon.com: Relay 4 Zero 3V 4 Channel Relay Shield for Raspberry Pi, Relay HAT Expansion Relay Board for Raspberry Pi 4B/3B+/3B/2B/B+/A+/Zero and Zero W | Power Relay Module for Raspberry Pi :
Module HAT 4 relais PiRelay 4 SKU06670 SB Components - Cartes d'extension, HATs et modules | GO TRONIC