Shop relay board arduino

Sponsored
About our ads
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
$24.26
A000073 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$24.26
A000073 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$1.38
5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay
Aliexpress
$1.38
5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay
Aliexpress
$2.31
$4.49
5V 2 Channel Relay Module With Optocoupler Isolation Compatible Arduino ESP32 Raspberry Pi PLC DIY
Aliexpress
Free shipping
48% off
$2.31
$4.49
5V 2 Channel Relay Module With Optocoupler Isolation Compatible Arduino ESP32 Raspberry Pi PLC DIY
Aliexpress
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
Amazon.com
8
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$40.59
A000062 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$40.59
A000062 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$17.99
DORHEA ESP32 Wifi 4 Channel Relay Module ESP32-WROOM-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home
Amazon.com
12
$17.99
DORHEA ESP32 Wifi 4 Channel Relay Module ESP32-WROOM-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home
Amazon.com
$1.01
5V/12V/24V 4 Channel Relay Module 4-Channel Relay Control Board For Arduino With Optocoupler Relay
Aliexpress
Free shipping
$1.01
5V/12V/24V 4 Channel Relay Module 4-Channel Relay Control Board For Arduino With Optocoupler Relay
Aliexpress
$41.38
A000067 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
1
$41.38
A000067 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$3.66
$7.33
5V 4 Way Relay Module For Arduino 4 Channel Relay Module With Optocoupler Relay Output For Arduino
Aliexpress
50% off
$3.66
$7.33
5V 4 Way Relay Module For Arduino 4 Channel Relay Module With Optocoupler Relay Output For Arduino
Aliexpress
$6.50
Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$6.50
Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$9.98
Podazz 5Pcs DC 1-Channel Optocoupler 3V/3.3V Relay High Level Driver Module, Isolated Driver Controller Board For Arduino 3V/3.3V Relay Module
Amazon.com
$9.98
Podazz 5Pcs DC 1-Channel Optocoupler 3V/3.3V Relay High Level Driver Module, Isolated Driver Controller Board For Arduino 3V/3.3V Relay Module
Amazon.com
$118.68
1 Pcs For UNO R3 Arduino PLC RS485 Remote IO DIY ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO Multifunction Expanding Board(Only Board)
Amazon.com
Free shipping
$118.68
1 Pcs For UNO R3 Arduino PLC RS485 Remote IO DIY ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO Multifunction Expanding Board(Only Board)
Amazon.com
$7.64
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
10
$7.64
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
$12.97
JESSINIE 5V 2 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control For Arduino Raspberry Pi
Amazon.com
$12.97
JESSINIE 5V 2 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control For Arduino Raspberry Pi
Amazon.com
$3.18
$6.33
4 Relay Module 5V 4 Channels Relay Module Compatible With Arduino R3 1280 Arm PIC AVR STM32
Aliexpress
49% off
$3.18
$6.33
4 Relay Module 5V 4 Channels Relay Module Compatible With Arduino R3 1280 Arm PIC AVR STM32
Aliexpress
$4.98
$8.69
JESSINIE 2 Pack 5V 2-Channel Relay Module With Optocoupler, Red Expansion Board Supports High/Low Level Trigger 2-Way OPTO
Amazon.com
2
42% off
$4.98
$8.69
JESSINIE 2 Pack 5V 2-Channel Relay Module With Optocoupler, Red Expansion Board Supports High/Low Level Trigger 2-Way OPTO
Amazon.com
$114.00
ABX00020 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$114.00
ABX00020 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$18.99
Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
Amazon.com
$18.99
Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
Amazon.com
$30.37
$35.73
For UNO R3 Arduino PLC RS485 Remote IO Diy ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO
Aliexpress
Free shipping
15% off
$30.37
$35.73
For UNO R3 Arduino PLC RS485 Remote IO Diy ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO
Aliexpress
$7.01
$7.97
JESSINIE 5V 4-Channel Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Compatible With Arduino And Raspberry Pi For DIY
Amazon.com
12% off
$7.01
$7.97
JESSINIE 5V 4-Channel Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Compatible With Arduino And Raspberry Pi For DIY
Amazon.com
$9.93
JESSINIE DC 5V 12V Time Delay Relay Module For Arduino Robot/Smart Home/Tachograph/GPS/PLC Control/Industrial Control,Delay Board Disconnect On
Amazon.com
1
$9.93
JESSINIE DC 5V 12V Time Delay Relay Module For Arduino Robot/Smart Home/Tachograph/GPS/PLC Control/Industrial Control,Delay Board Disconnect On
Amazon.com
$18.46
Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
Amazon.com
$18.46
Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
Amazon.com
$126.00
ABX00011 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$126.00
ABX00011 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$17.99
Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
Amazon.com
$17.99
Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
Amazon.com
$1.46
1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level
Aliexpress
$1.46
1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level
Aliexpress
$1.27
12V 1 Way Relay Module For Arduino 1 Channel Relay Module With Optocoupler Relay Output In Stock
Aliexpress
$1.27
12V 1 Way Relay Module For Arduino 1 Channel Relay Module With Optocoupler Relay Output In Stock
Aliexpress
$3.14
DC 3V 5V 24V 2 Channel Relay Module With Optocoupler Relay Output 2 Way Relay Module For Arduino AVR
AliExpress
$3.14
DC 3V 5V 24V 2 Channel Relay Module With Optocoupler Relay Output 2 Way Relay Module For Arduino AVR
AliExpress
$1.43
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
$1.43
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
$51.00
ABX00012 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$51.00
ABX00012 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$2.17
2 CH DC 5V Relay Module With Optocoupler Low Level Trigger For Arduino R3 MEGA 2560 1280 DSP ARM
Aliexpress
$2.17
2 CH DC 5V Relay Module With Optocoupler Low Level Trigger For Arduino R3 MEGA 2560 1280 DSP ARM
Aliexpress
$1.36
$1.88
1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level
Aliexpress
27% off
$1.36
$1.88
1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level
Aliexpress
$25.13
TSX00005 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$25.13
TSX00005 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$10.22
$26.89
3-Channel Relay Module 5V With Optocoupler For Arduino Control Supports Low Power Trigger And High
Aliexpress
Free shipping
61% off
$10.22
$26.89
3-Channel Relay Module 5V With Optocoupler For Arduino Control Supports Low Power Trigger And High
Aliexpress
Controlling a Relay Board With an Arduino Uno
Controlling a Relay Board With an Arduino Uno
3 months ago
instructables.com
How to Make Relay Circuit Board for Arduino
How to Make Relay Circuit Board for Arduino
Oct 3, 2020
instructables.com
Arduino Controlled Modbus Relay Board
Arduino Controlled Modbus Relay Board
Dec 7, 2020
instructables.com
How to Set Up a 5V Relay on the Arduino
How to Set Up a 5V Relay on the Arduino
Nov 28, 2015
circuitbasics.com
relay module interfacing with arduino code and circuit diagam
4:29
relay module interfacing with arduino code and circuit diagam
Oct 13, 2016
microcontrollerslab.com
DRIVING A RELAY WITH AN ARDUINO
DRIVING A RELAY WITH AN ARDUINO
504 viewsMay 27, 2018
hackaday.io
Relay Module Connection in Arduino: Code and Wiring Diagram
5:09
Relay Module Connection in Arduino: Code and Wiring Diagram
Oct 16, 2022
itsourcecode.com
Connecting a 12V Relay to Arduino
665.2K viewsJan 18, 2009
instructables.com
DMX Relay Module
Oct 1, 2020
instructables.com
Driving a Relay With an Arduino
83.7K viewsSep 30, 2020
instructables.com
Using an Esp8266 Arduino to Control a Relay Using Home-assis…
77.9K viewsOct 1, 2020
instructables.com
Relay controller (16 relay board)ArduinoMega board
Jan 25, 2022
hackaday.io
Arduino Relay Basics - How It Works and How to Use It
4.2K viewsNov 10, 2021
instructables.com
Build Your Own DMX Fixture - Arduino
43.7K viewsSep 30, 2020
instructables.com
15:13
Arduino Basics - Relays
142.3K viewsSep 20, 2016
YouTubeElectro-Anarchy
10:45
ESP8266 WiFi relay control
143.4K viewsJun 6, 2017
YouTubelearnelectronics
10:25
Arduino Dashboard Relay Tutorial
93.5K viewsJun 12, 2021
YouTubeM. Abidzar Channel
16:37
ESP8266 wifi relay review
233.9K viewsJan 31, 2018
YouTubeCsongor Varga
47:57
Introduction to ESP32 - Getting Started
2M viewsApr 2, 2020
YouTubeDroneBot Workshop
8:02
DIY Smart Switch - Part 1 how to use a relay
652.3K viewsMay 15, 2017
YouTubebyte sized engineering
22:48
Everything you need to know about RELAYS
112.8K viewsDec 10, 2017
YouTubePlayful Technology
4:51
Controlling Relay Board (ESP32 + Arduino Series)
39.2K viewsMay 22, 2020
YouTubeSimply Explained
13:49
Opto-Couplers Theory and Circuits
275.8K viewsDec 30, 2014
YouTubeLewis Loflin
5:06
Arduino with Sound Sensor and LED (Tutorial)
356.6K viewsSep 5, 2017
YouTubeK&R project
3:18
Arduino Soil Moisture Sensor Relay Control
174.1K viewsNov 18, 2018
YouTubeViral Science - The home of Creativity
4:51
How To Add Relays to Your Projects- The BASICS
242.4K viewsFeb 12, 2016
YouTubeMKme Lab
11:00
How to use 4 channel Arduino Relay Shield RJT36
34.9K viewsDec 28, 2017
YouTubeRobojax
5:11
HOW TO INTERFACE 5V 4 CHANNEL RELAY MODULE WITH …
117.3K viewsAug 6, 2018
YouTubeMYTECTUTOR
7:14
Wemos D1 Mini, ESP8266 Getting Started Guide With Arduino
132K viewsApr 13, 2017
YouTubeMakers Mad Lab
See more videos
Static thumbnail place holder

Shop relay board arduino

Sponsored
About our ads
$3.66
$7.33
5V 4 Way Relay Module For Arduino 4 Channel Relay Module With Optocoupler Relay Output For Arduino
Aliexpress
50% off
$3.66
$7.33
5V 4 Way Relay Module For Arduino 4 Channel Relay Module With Optocoupler Relay Output For Arduino
Aliexpress
$6.50
Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$6.50
Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$9.98
Podazz 5Pcs DC 1-Channel Optocoupler 3V/3.3V Relay High Level Driver Module, Isolated Driver Controller Board For Arduino 3V/3.3V Relay Module
Amazon.com
$9.98
Podazz 5Pcs DC 1-Channel Optocoupler 3V/3.3V Relay High Level Driver Module, Isolated Driver Controller Board For Arduino 3V/3.3V Relay Module
Amazon.com
$118.68
1 Pcs For UNO R3 Arduino PLC RS485 Remote IO DIY ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO Multifunction Expanding Board(Only Board)
Amazon.com
Free shipping
$118.68
1 Pcs For UNO R3 Arduino PLC RS485 Remote IO DIY ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO Multifunction Expanding Board(Only Board)
Amazon.com
$7.64
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
10
$7.64
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
$12.97
JESSINIE 5V 2 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control For Arduino Raspberry Pi
Amazon.com
$12.97
JESSINIE 5V 2 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control For Arduino Raspberry Pi
Amazon.com
$3.18
$6.33
4 Relay Module 5V 4 Channels Relay Module Compatible With Arduino R3 1280 Arm PIC AVR STM32
Aliexpress
49% off
$3.18
$6.33
4 Relay Module 5V 4 Channels Relay Module Compatible With Arduino R3 1280 Arm PIC AVR STM32
Aliexpress
$4.98
$8.69
JESSINIE 2 Pack 5V 2-Channel Relay Module With Optocoupler, Red Expansion Board Supports High/Low Level Trigger 2-Way OPTO
Amazon.com
2
42% off
$4.98
$8.69
JESSINIE 2 Pack 5V 2-Channel Relay Module With Optocoupler, Red Expansion Board Supports High/Low Level Trigger 2-Way OPTO
Amazon.com
$114.00
ABX00020 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$114.00
ABX00020 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$18.99
Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
Amazon.com
$18.99
Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
Amazon.com
$30.37
$35.73
For UNO R3 Arduino PLC RS485 Remote IO Diy ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO
Aliexpress
Free shipping
15% off
$30.37
$35.73
For UNO R3 Arduino PLC RS485 Remote IO Diy ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO
Aliexpress
$7.01
$7.97
JESSINIE 5V 4-Channel Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Compatible With Arduino And Raspberry Pi For DIY
Amazon.com
12% off
$7.01
$7.97
JESSINIE 5V 4-Channel Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Compatible With Arduino And Raspberry Pi For DIY
Amazon.com
$9.93
JESSINIE DC 5V 12V Time Delay Relay Module For Arduino Robot/Smart Home/Tachograph/GPS/PLC Control/Industrial Control,Delay Board Disconnect On
Amazon.com
1
$9.93
JESSINIE DC 5V 12V Time Delay Relay Module For Arduino Robot/Smart Home/Tachograph/GPS/PLC Control/Industrial Control,Delay Board Disconnect On
Amazon.com
$18.46
Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
Amazon.com
$18.46
Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
Amazon.com
$17.99
Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
Amazon.com
$17.99
Fainwan 2Pcs 8 Channel DC 5V Relay Module With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Rasp-Berry Pi
Amazon.com
$126.00
ABX00011 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$126.00
ABX00011 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$1.46
1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level
Aliexpress
$1.46
1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level
Aliexpress
$1.27
12V 1 Way Relay Module For Arduino 1 Channel Relay Module With Optocoupler Relay Output In Stock
Aliexpress
$1.27
12V 1 Way Relay Module For Arduino 1 Channel Relay Module With Optocoupler Relay Output In Stock
Aliexpress

Shop relay board arduino

Sponsored
About our ads
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
$24.26
A000073 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$24.26
A000073 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$1.38
5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay
Aliexpress
$1.38
5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay
Aliexpress
$2.31
$4.49
5V 2 Channel Relay Module With Optocoupler Isolation Compatible Arduino ESP32 Raspberry Pi PLC DIY
Aliexpress
Free shipping
48% off
$2.31
$4.49
5V 2 Channel Relay Module With Optocoupler Isolation Compatible Arduino ESP32 Raspberry Pi PLC DIY
Aliexpress
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
Amazon.com
8
$9.99
4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$40.59
A000062 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$40.59
A000062 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$17.99
DORHEA ESP32 Wifi 4 Channel Relay Module ESP32-WROOM-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home
Amazon.com
12
$17.99
DORHEA ESP32 Wifi 4 Channel Relay Module ESP32-WROOM-32E 4 Channel Development Board AC/DC Power Supply Switch Controller Board For Arduino Smart Home
Amazon.com
$1.01
5V/12V/24V 4 Channel Relay Module 4-Channel Relay Control Board For Arduino With Optocoupler Relay
Aliexpress
Free shipping
$1.01
5V/12V/24V 4 Channel Relay Module 4-Channel Relay Control Board For Arduino With Optocoupler Relay
Aliexpress
$41.38
A000067 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
1
$41.38
A000067 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$3.66
$7.33
5V 4 Way Relay Module For Arduino 4 Channel Relay Module With Optocoupler Relay Output For Arduino
Aliexpress
50% off
$3.66
$7.33
5V 4 Way Relay Module For Arduino 4 Channel Relay Module With Optocoupler Relay Output For Arduino
Aliexpress
$6.50
Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$6.50
Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$9.98
Podazz 5Pcs DC 1-Channel Optocoupler 3V/3.3V Relay High Level Driver Module, Isolated Driver Controller Board For Arduino 3V/3.3V Relay Module
Amazon.com
$9.98
Podazz 5Pcs DC 1-Channel Optocoupler 3V/3.3V Relay High Level Driver Module, Isolated Driver Controller Board For Arduino 3V/3.3V Relay Module
Amazon.com
$118.68
1 Pcs For UNO R3 Arduino PLC RS485 Remote IO DIY ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO Multifunction Expanding Board(Only Board)
Amazon.com
Free shipping
$118.68
1 Pcs For UNO R3 Arduino PLC RS485 Remote IO DIY ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO Multifunction Expanding Board(Only Board)
Amazon.com
$7.64
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
10
$7.64
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
$12.97
JESSINIE 5V 2 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control For Arduino Raspberry Pi
Amazon.com
$12.97
JESSINIE 5V 2 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control For Arduino Raspberry Pi
Amazon.com
$3.18
$6.33
4 Relay Module 5V 4 Channels Relay Module Compatible With Arduino R3 1280 Arm PIC AVR STM32
Aliexpress
49% off
$3.18
$6.33
4 Relay Module 5V 4 Channels Relay Module Compatible With Arduino R3 1280 Arm PIC AVR STM32
Aliexpress