Amazon.com: GeeekPi Raspberry Pi Expansion Board 4 Channel Relay Board Module Power Relay Module for Raspberry Pi 4B & Raspberry Pi 3 Model B+ & Raspberry Pi 3/2 Model B (No Programming
SainSmart 4-Channel Relay Module + Free Shipping
SainSmart 4-Channel Relay Module + Free Shipping
DC 5V 4 Channel Relay Module with Opto Isolation Supports High and Low Level Trigger with Optocoupler for Arduino: Amazon.com: Industrial & Scientific
4 Kanal 5V Relay Relais Module Modul für Arduino TTL-Logik : Amazon.de: Elektronik & Foto
Amazon.com: PiRelay EXPANSION BOARD FOR RASPBERRY PI Raspberry Pi A+/B+/2B/3B/3B+ Loads up to 240VAC/7A,125VDC/10A by SB Components : Electronics
Amazon.com: JBtek 4 Channel DC 5V Relay Module for Arduino Raspberry Pi DSP AVR PIC ARM : Electronics
Raspberry Pi Relais, KEYESTUDIO 4 Kanal DC 5V Relaismodul Bord Schild mit Optokoppler für Raspberry Pi 4/3/2: Amazon.de: Computer & Zubehör
Amazon.com: DC 12V RS485 4 Channel Relay Module with Optocoupler Protection, STM8S103F3 Relay Board Microcontroller Communication : Industrial & Scientific
Elegoo 4 Channel DC 5V Relay Module with Optocoupler for Arduino UNO R3 1280 DSP ARM PIC AVR STM32 Raspberry Pi: Amazon.de: Computer & Accessories
SainSmart 4-Channel Relay Module + Free Shipping
SainSmart 4-Channel Relay Module + Free Shipping
5V-Relaismodul 4-Kanal-Optokoppler-Relay-Modulplatine Hoch & Niedrig-Auslöser,Relais : Amazon.de: Baumarkt
MHCOZY 4 Channel 12V ZigBee Relay Switch with Clean Contact, Adjustable Self-Lock and Momentary Interlock Working Mode,Automate Garage Gate Door Blind(Zigbee Hub needed) - - Amazon.com
SainSmart 4-Channel Relay Module + Free Shipping
Power Supply of a waterpump - Motors, Mechanics, Power and CNC - Arduino Forum
kwmobile 3X 4 Kanal Relais Modul mit 5V für Arduino: Amazon.de: Baumarkt
WINGONEER 5PCS KY-019 5V Ein Kanal Relais Modul Board Shield Für PIC AVR DSP ARM für Arduino Relais: Amazon.de: Computer & Zubehör
Amazon.com: Lejin - Security & Surveillance: Electronics
MHCOZY 4 Channel 12V ZigBee Relay Switch with Clean Contact, Adjustable Self-Lock and Momentary Interlock Working Mode,Automate Garage Gate Door Blind(Zigbee Hub needed) - - Amazon.com
SainSmart 4-Channel Relay Module + Free Shipping
Amazon.com: OCESTORE DC Relay Module 4 Channel 5V with Optocoupler Compatible with R3 1280 STM32 Pi : Electronics
Solid State Relay Module, 4 Channel Solid State Relay Module Board 5V DC-AC High Level Trigger with Fuse 2A: Amazon.com: Industrial & Scientific
MakerFocus Raspberry Pi Expansion Board 4 Channel Relay Board Module Power Relay Module for Raspberry Pi 4B/3 Model B+/Raspberry Pi 3/2 Model B (No Programming Required/Programmable) : Electronics - Amazon.com
