Shop How To Connect Relay Module To Arduino

Sponsored
About our ads
$62.00
Relay Output Module: 2-pt, 240 VAC/30 VDC (PN# GS30A-02TRC)
Automation Direct
$62.00
Relay Output Module: 2-pt, 240 VAC/30 VDC (PN# GS30A-02TRC)
Automation Direct
$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
76
$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
76
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
199
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
199
$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
8
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
Amazon.com
184
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
Amazon.com
184
$67.00
Relay Output Module: 3-pt, 250 VAC/30 VDC (PN# GS30A-03TRA)
Automation Direct
$67.00
Relay Output Module: 3-pt, 250 VAC/30 VDC (PN# GS30A-03TRA)
Automation Direct
$2.70
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.70
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$7.11
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
9
$7.11
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
9
$11.60
Jolooyo KY-019 5V Relay Module For Arduino AVR PIC (Pack Of 5)
Amazon.com
$11.60
Jolooyo KY-019 5V Relay Module For Arduino AVR PIC (Pack Of 5)
Amazon.com
$11.18
Hibctr 12V 8-Channel Relay Module With Optocoupler Isolation - High/Low Level Trigger 10A 250VAC For Arduino/PLC Industrial Control
Amazon.com
$11.18
Hibctr 12V 8-Channel Relay Module With Optocoupler Isolation - High/Low Level Trigger 10A 250VAC For Arduino/PLC Industrial Control
Amazon.com
$6.88
DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal For Arduino
Amazon.com
$6.88
DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal 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
79
$18.99
Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
Amazon.com
79
$11.99
Geekstory 5PCS 2 Channel 5V Relay Module 10A With Optocoupler Low Level Trigger Expansion Board For Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP
Amazon.com
25
$11.99
Geekstory 5PCS 2 Channel 5V Relay Module 10A With Optocoupler Low Level Trigger Expansion Board For Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP
Amazon.com
25
$2.70
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.70
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$63.00
Relay Output Module: 6-pt, 250 VAC/30 VDC (PN# GS4-06TR)
Automation Direct
$63.00
Relay Output Module: 6-pt, 250 VAC/30 VDC (PN# GS4-06TR)
Automation Direct
$13.01
CANADUINO® 4-Channel Stackable I2C Relay Shield For Arduino - DIY Soldering Kit - Made In Canada (USMCA Complaint = No Tariffs For US Customers)
Amazon.com
$13.01
CANADUINO® 4-Channel Stackable I2C Relay Shield For Arduino - DIY Soldering Kit - Made In Canada (USMCA Complaint = No Tariffs For US Customers)
Amazon.com
$7.99
Wwzmdib Relay Module High And Low Level Trigger Optocoupler Isolation Compatible With For Arduino Raspberry Pi ESP32 STM (1, 4 Channel, 5 V)
Amazon.com
$7.99
Wwzmdib Relay Module High And Low Level Trigger Optocoupler Isolation Compatible With For Arduino Raspberry Pi ESP32 STM (1, 4 Channel, 5 V)
Amazon.com
$14.99
ANMBEST 5PCS 2 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
Amazon.com
320
$14.99
ANMBEST 5PCS 2 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
Amazon.com
320
$11.67
$12.97
JESSINIE 5V 2 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control For Arduino Raspberry Pi
Amazon.com
2
10% off
$11.67
$12.97
JESSINIE 5V 2 Channel Solid State Relay Module, Low Level Trigger, 5A DC Control For Arduino Raspberry Pi
Amazon.com
2
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$68.00
Relay/analog Combo Module: 4-pt in, 2-pt out, 1-ch in, 1-ch out (PN# 14741859)
Automation Direct
$15.99
DWEII 4Pack 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For Raspberry Pi Arduino
Amazon.com
1
$15.99
DWEII 4Pack 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Red Board For Raspberry Pi Arduino
Amazon.com
1
$9.89
Sunfounder 5V 8 Channel Relay Shield Module For Arduino R3 2560 1280 ARM PIC AVR STM32 Raspberry Pi 3, 2 Model B & B+
Amazon.com
1K+
$9.89
Sunfounder 5V 8 Channel Relay Shield Module For Arduino R3 2560 1280 ARM PIC AVR STM32 Raspberry Pi 3, 2 Model B & B+
Amazon.com
1K+
$12.99
Teyleten Robot DC 1 Channel Optocoupler 3V/3.3V Relay High Level Driver Module Isolated Drive Control Board 3V/3.3V Relay Module For Arduino (Pack Of
Amazon.com
117
$12.99
Teyleten Robot DC 1 Channel Optocoupler 3V/3.3V Relay High Level Driver Module Isolated Drive Control Board 3V/3.3V Relay Module For Arduino (Pack Of
Amazon.com
117
$14.99
$30.00
One Channel 5V Relay Module For Arduino Raspberry Pi PLC Home Automation Industrial Control And Robotics DIY Projects With High And Low Level Trigger
VXB.com
Free shipping
50% off
$14.99
$30.00
One Channel 5V Relay Module For Arduino Raspberry Pi PLC Home Automation Industrial Control And Robotics DIY Projects With High And Low Level Trigger
VXB.com
Free shipping
$77.00
Relay/analog Combo Module: 5-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14968050)
Automation Direct
$77.00
Relay/analog Combo Module: 5-pt in, 5-pt out, 1-ch in, 1-ch out (PN# 14968050)
Automation Direct
$19.99
Mioyoow ESP32-C3 Single-Channel Fidelity Relay Switch Development Board ESP-C3-12F Remote Switch Control Module Supporting AC 90V-250V & DC 7V-12V
Amazon.com
$19.99
Mioyoow ESP32-C3 Single-Channel Fidelity Relay Switch Development Board ESP-C3-12F Remote Switch Control Module Supporting AC 90V-250V & DC 7V-12V
Amazon.com
$19.99
$40.00
4-Channel 5V Relay Module With High And Low Level Trigger For Arduino Raspberry Pi PLC Home Automation Industrial Control And Robotics DIY Projects Fo
VXB.com
Free shipping
50% off
$19.99
$40.00
4-Channel 5V Relay Module With High And Low Level Trigger For Arduino Raspberry Pi PLC Home Automation Industrial Control And Robotics DIY Projects Fo
VXB.com
Free shipping
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
315
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
315
$10.97
8 Channel 5V Relay Module With Optocoupler Isolation Support High And Low Level Red Board
Amazon.com
102
$10.97
8 Channel 5V Relay Module With Optocoupler Isolation Support High And Low Level Red Board
Amazon.com
102
$16.02
Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
Amazon.com
80
$16.02
Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
Amazon.com
80
$11.39
Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
Amazon.com
31
$11.39
Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
Amazon.com
31
$13.99
AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module With Optocoupler Opto Isolation High Level Trigger For IOT ESP8266 Development Board
Amazon.com
92
$13.99
AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module With Optocoupler Opto Isolation High Level Trigger For IOT ESP8266 Development Board
Amazon.com
92
$11.99
AEDIKO 10Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level
Amazon.com
441
$11.99
AEDIKO 10Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level
Amazon.com
441
$6.27
JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
Amazon.com
$6.27
JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
Amazon.com
$29.66
(10Pcs)1 Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (5, Volts)
Amazon.com
Free shipping
$29.66
(10Pcs)1 Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (5, Volts)
Amazon.com
Free shipping
$2.43
5V Dual Relay Module TWO -Channel Relay Module 2-CH High Level Trigger For Arduino
Aliexpress
$2.43
5V Dual Relay Module TWO -Channel Relay Module 2-CH High Level Trigger For Arduino
Aliexpress
How to connect and use a Relay module with an Arduino
How to connect and use a Relay module with an Arduino
Nov 3, 2020
brainy-bits.com
How to use 5v relay module | Arduino UNO with 5v relay module [Code and circuit diagram]
2:13
How to use 5v relay module | Arduino UNO with 5v relay modul…
41.2K viewsJun 9, 2020
YouTubeSriTu Hobby
HOW TO INTERFACE 5V 4 CHANNEL RELAY MODULE WITH ARDUINO
5:11
HOW TO INTERFACE 5V 4 CHANNEL RELAY MODULE WITH …
118.1K viewsAug 6, 2018
YouTubeMYTECTUTOR
How to use an Arduino Relay Module
4:41
How to use an Arduino Relay Module
176K viewsFeb 4, 2018
YouTubeTinker & Build
banggood How To Use and connect arduino with 5V 8 Channel Relay Module
12:08
banggood How To Use and connect arduino with 5V 8 Channel Relay …
58.5K viewsApr 28, 2019
YouTubeUnboxing Channel
Arduino Relay Control Tutorial
0:18
Arduino Relay Control Tutorial
3.6K viewsDec 28, 2017
circuitdigest.com
How to Use 5 Volt Relay Modules with Arduino and ESP8266
23:03
How to Use 5 Volt Relay Modules with Arduino and ESP8266
44.3K viewsJan 23, 2019
YouTubeGadget Reboot
12:30
How to use relay with Arduino to control AC or DC load with bare re…
89.9K viewsOct 13, 2018
YouTubeRobojax
Driving a Relay With an Arduino
83.7K viewsSep 30, 2020
instructables.com
5:04
How to Use Sensors to Control 5V Relays on the Arduino
206.3K viewsNov 24, 2015
YouTubeCircuit Basics
6:45
Arduino Controlled Relay Module | Home Automation | Tutorial
19.8K viewsJul 31, 2020
YouTubeMish Mash Labs
3:32
How to use Relay with Arduino
4.6K viewsOct 7, 2018
YouTubeTech Maker
7:23
How to use 5V Relay with Arduino to turn ON and OFF AC bulb or DC lo…
586.8K viewsDec 26, 2017
YouTubeRobojax
11:36
HOW TO USE RELAY MODULE WITH ARDUINO | 4 RELAY MODU…
17.7K viewsSep 11, 2022
YouTubeProject Weekend
14:01
#9 - Arduino - Connecting a Relay Module
33.8K viewsAug 2, 2015
YouTubeBradford Henson
4:56
How to use 5V Relay to Turn ON and OFF AC Light bulb - Arduino Tutorial
125.6K viewsMar 22, 2018
YouTubeMaker Tutor
2:43
How to Use a Relay With the Arduino
153.5K viewsSep 10, 2013
YouTubeJLaservideo
2:50
How to using 5V 1 channel relay module for Arduino
9.6K viewsJul 24, 2022
YouTubeAD&KING
7:57
Lesson: 10 - How to Use a Relay Module with Arduino | Complete B…
11.5K views8 months ago
YouTubeElectro Nerds Academy
1:58
Arduino Relay Module Tutorial - From Beginner to PRO
40K viewsFeb 7, 2025
YouTubeHuHamster
16:52
#18 Add a Relay Module to your Arduino project - Hints, Tips & Traps
127.7K viewsFeb 27, 2016
YouTubeRalph S Bacon
0:19
How to interface a Relay with Arduino | Arduino Relay Tutorial
21.1K viewsDec 28, 2017
YouTubeCircuit Digest
ESP32 Relay Module - Control AC Appliances (Web Server) | Rando…
Dec 18, 2019
randomnerdtutorials.com
8:04
Arduino 101: Learn How to Use a Relay with Arduino
219 viewsJan 28, 2025
YouTubePond Tech Channel
8:00
Driving a Relay with an Arduino
53.6K viewsApr 1, 2018
YouTubeCrazy Couple DIY
10:29
Using Relay Module with Arduino to Control Equipment | Arduino Rela…
2.5K viewsAug 28, 2021
YouTubeTronics lk
14:54
Lesson 63: Introduction to using relay with Arduino - RJT483
2K viewsDec 29, 2021
YouTubeRobojax
4:52
How to Control Relays with Arduino and Push Button
4.5K viewsDec 11, 2022
YouTubeFair Electro
7:19
Arduino relay basics - how it works and how to use it
19.5K viewsNov 10, 2021
YouTubeTaste The Code
See more videos
Static thumbnail place holder

Shop How To Connect Relay Module To Arduino

Sponsored
About our ads
$62.00
Relay Output Module: 2-pt, 240 VAC/30 VDC (PN# GS30A-02TRC)
Automation Direct
$62.00
Relay Output Module: 2-pt, 240 VAC/30 VDC (PN# GS30A-02TRC)
Automation Direct
$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
76
$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
Amazon.com
76
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
199
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
199
$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
8
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
Amazon.com
184
$11.29
Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
Amazon.com
184
$67.00
Relay Output Module: 3-pt, 250 VAC/30 VDC (PN# GS30A-03TRA)
Automation Direct
$67.00
Relay Output Module: 3-pt, 250 VAC/30 VDC (PN# GS30A-03TRA)
Automation Direct
$2.70
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.70
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$7.11
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
9
$7.11
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
9
$11.60
Jolooyo KY-019 5V Relay Module For Arduino AVR PIC (Pack Of 5)
Amazon.com
$11.60
Jolooyo KY-019 5V Relay Module For Arduino AVR PIC (Pack Of 5)
Amazon.com
$11.18
Hibctr 12V 8-Channel Relay Module With Optocoupler Isolation - High/Low Level Trigger 10A 250VAC For Arduino/PLC Industrial Control
Amazon.com
$11.18
Hibctr 12V 8-Channel Relay Module With Optocoupler Isolation - High/Low Level Trigger 10A 250VAC For Arduino/PLC Industrial Control
Amazon.com
$6.88
DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal For Arduino
Amazon.com
$6.88
DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal 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
79
$18.99
Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
Amazon.com
79
$11.99
Geekstory 5PCS 2 Channel 5V Relay Module 10A With Optocoupler Low Level Trigger Expansion Board For Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP
Amazon.com
25
$11.99
Geekstory 5PCS 2 Channel 5V Relay Module 10A With Optocoupler Low Level Trigger Expansion Board For Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR DSP
Amazon.com
25
$2.70
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.70
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$63.00
Relay Output Module: 6-pt, 250 VAC/30 VDC (PN# GS4-06TR)
Automation Direct
$63.00
Relay Output Module: 6-pt, 250 VAC/30 VDC (PN# GS4-06TR)
Automation Direct
$13.01
CANADUINO® 4-Channel Stackable I2C Relay Shield For Arduino - DIY Soldering Kit - Made In Canada (USMCA Complaint = No Tariffs For US Customers)
Amazon.com
$13.01
CANADUINO® 4-Channel Stackable I2C Relay Shield For Arduino - DIY Soldering Kit - Made In Canada (USMCA Complaint = No Tariffs For US Customers)
Amazon.com
$7.99
Wwzmdib Relay Module High And Low Level Trigger Optocoupler Isolation Compatible With For Arduino Raspberry Pi ESP32 STM (1, 4 Channel, 5 V)
Amazon.com
$7.99
Wwzmdib Relay Module High And Low Level Trigger Optocoupler Isolation Compatible With For Arduino Raspberry Pi ESP32 STM (1, 4 Channel, 5 V)
Amazon.com
$14.99
ANMBEST 5PCS 2 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
Amazon.com
320
$14.99
ANMBEST 5PCS 2 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
Amazon.com
320