Shop Relay Module Interfacing with Arduino

Sponsored
About our ads
$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
$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
$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
$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
$5.98
Ferwooh 3PCS DC 5V 2Ma 1 Channel Relay Module Board Shield Extension Board Relay Plate Low Level Trigger AC 250V/10A, DC 30V/10A
Amazon.com
7
$5.98
Ferwooh 3PCS DC 5V 2Ma 1 Channel Relay Module Board Shield Extension Board Relay Plate Low Level Trigger AC 250V/10A, DC 30V/10A
Amazon.com
7
$9.99
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
Amazon.com
20
$9.99
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
Amazon.com
20
$31.99
$39.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
30
20% off
$31.99
$39.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
30
$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
3
$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
3
$11.99
AEDIKO 10Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level
Amazon.com
49
$11.99
AEDIKO 10Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level
Amazon.com
49
$10.97
8 Channel 5V Relay Module With Optocoupler Isolation Support High And Low Level Red Board
Amazon.com
105
$10.97
8 Channel 5V Relay Module With Optocoupler Isolation Support High And Low Level Red Board
Amazon.com
105
$126.00
ABX00011 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$126.00
ABX00011 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$2.64
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.64
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
357
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
357
$17.95
JESSINIE 16 Channel 5V Relay Module With Optocoupler Isolation 10A IIC Expandable Isolation Driver Relay Board XL9535-K16V5
Amazon.com
$17.95
JESSINIE 16 Channel 5V Relay Module With Optocoupler Isolation 10A IIC Expandable Isolation Driver Relay Board XL9535-K16V5
Amazon.com
$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
196
$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
196
$5.99
NOYITO 9V 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Relay Load AC 0-250V 10A DC 0-30V 10A Circuit Switch Board
Amazon.com
6
$5.99
NOYITO 9V 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Relay Load AC 0-250V 10A DC 0-30V 10A Circuit Switch Board
Amazon.com
6
$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
$2.64
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.64
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$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
113
$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
113
$34.99
Waveshare Expansion Board 8 Channel Relay Expansion Board 5V Power Supply Compatible With Raspberry Pi A+/B+/2B/3B/3B+ Control High Voltage Home
Amazon.com
25
$34.99
Waveshare Expansion Board 8 Channel Relay Expansion Board 5V Power Supply Compatible With Raspberry Pi A+/B+/2B/3B/3B+ Control High Voltage Home
Amazon.com
25
$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
$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
8
$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
8
$18.99
Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
Amazon.com
81
$18.99
Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
Amazon.com
81
$26.99
Kigeli 24 Pcs 5V Relay Module One Channel Switch With Optocoupler And Opto Isolation, Compatible With High And Low Level Triggers, 19.69 X 10.24 X
Amazon.com
$26.99
Kigeli 24 Pcs 5V Relay Module One Channel Switch With Optocoupler And Opto Isolation, Compatible With High And Low Level Triggers, 19.69 X 10.24 X
Amazon.com
$51.00
ABX00012 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
85
$51.00
ABX00012 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
85
$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
23
$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
23
$8.99
Sainsmart 4-Channel Relay Module
Amazon.com
409
$8.99
Sainsmart 4-Channel Relay Module
Amazon.com
409
$14.99
DIANN 30A 4 Channel Relay Module 5V Relay Module Expansion Board High Low Level Trigger With With Optocoupler Isolation For PLC Automation Equipment
Amazon.com
$14.99
DIANN 30A 4 Channel Relay Module 5V Relay Module Expansion Board High Low Level Trigger With With Optocoupler Isolation For PLC Automation Equipment
Amazon.com
$71.00
ABX00017 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$71.00
ABX00017 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$33.29
Oumefar DC 8-36V 8-Channel Multifunction Time Delay Relay Interface Board Module Optocoupler LED Relay Board For Various Power Control Applications
Amazon.com
$33.29
Oumefar DC 8-36V 8-Channel Multifunction Time Delay Relay Interface Board Module Optocoupler LED Relay Board For Various Power Control Applications
Amazon.com
$8.77
$9.97
JESSINIE 5V Relay Module With Optocoupler Isolation, 8 Channel High/Low Level Trigger, Compatible With Arduino Raspberry Pi For DIY Projects
Amazon.com
12% off
$8.77
$9.97
JESSINIE 5V Relay Module With Optocoupler Isolation, 8 Channel High/Low Level Trigger, Compatible With Arduino Raspberry Pi For DIY Projects
Amazon.com
$9.99
Keeyees 5Pcs 1 Channel 5V Relay Module Board Shield KY-019 LED Indicator For Arduino + 3Pcs 20cm 10Pin Female Male Jumper Wires
Amazon.com
80
$9.99
Keeyees 5Pcs 1 Channel 5V Relay Module Board Shield KY-019 LED Indicator For Arduino + 3Pcs 20cm 10Pin Female Male Jumper Wires
Amazon.com
80
$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+
$14.99
ANMBEST 5PCS 2 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
Amazon.com
399
$14.99
ANMBEST 5PCS 2 Channel 12V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
Amazon.com
399
$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
$8.99
GAEYAELE 1 Channel Relay Module DC5V Relay Interface
Amazon.com
142
Free shipping
$8.99
GAEYAELE 1 Channel Relay Module DC5V Relay Interface
Amazon.com
142
$6.27
$6.97
JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
Amazon.com
10% off
$6.27
$6.97
JESSINIE 5V 30A Relay Module, 1 Channel, Optocoupler Isolation, High/Low Trigger For Automation Control
Amazon.com
Interfacing Relay with Arduino Uno
Interfacing Relay with Arduino Uno
May 18, 2021
electrosome.com
Arduino Relay Control Tutorial
0:18
Arduino Relay Control Tutorial
3.6K viewsDec 28, 2017
circuitdigest.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 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
Connecting a 12V Relay to Arduino
665.2K viewsJan 18, 2009
instructables.com
How to interface a Relay with Arduino | Arduino Relay Tutorial
0:19
How to interface a Relay with Arduino | Arduino Relay Tutorial
21K viewsDec 28, 2017
YouTubeCircuit Digest
Driving a Relay With an Arduino
Driving a Relay With an Arduino
83.7K viewsSep 30, 2020
instructables.com
10- Interfacing a Relay | Arduino for Beginners Tutorial
9:24
10- Interfacing a Relay | Arduino for Beginners Tutorial
1.7K viewsSep 26, 2018
YouTubeStudentCompanion Electronics
Interface Relay With Arduino || Tutorial 11 || Proteus Simulation
6:28
Interface Relay With Arduino || Tutorial 11 || Proteus Simulation
7.9K viewsAug 17, 2021
YouTubeThe Bright Light
how to interfaces relay with Arduino
0:09
how to interfaces relay with Arduino
37.9K viewsMay 26, 2023
YouTubeElectroGenius Hub
How to use an Arduino Relay Module
4:41
How to use an Arduino Relay Module
175.5K viewsFeb 4, 2018
YouTubeTinker & Build
How to interface 2 Channel Relay Module with Arduino - Arduino UNO Tutorial
4:18
How to interface 2 Channel Relay Module with Arduino - Arduino UNO Tutorial
6.1K viewsApr 14, 2021
YouTubeCircuits DIY
Arduino relay basics - how it works and how to use it
7:19
Arduino relay basics - how it works and how to use it
19.1K viewsNov 10, 2021
YouTubeTaste The Code
ESP32 Relay Module - Control AC Appliances (Web Server) | Random Nerd Tutorials
ESP32 Relay Module - Control AC Appliances (Web Server) | Random Nerd Tutorials
Dec 18, 2019
randomnerdtutorials.com
Arduino Relay Control: A Beginner's Guide to Controlling Machines
1:48
Arduino Relay Control: A Beginner's Guide to Controlling Machines
16.4K viewsFeb 24, 2023
YouTubeCircuit Digest
How to use 12V Relay module with Arduino to control High Voltage Devices | How Relay Module works
8:30
How to use 12V Relay module with Arduino to control High Voltage Devices | How Relay Module works
45.8K viewsFeb 16, 2019
YouTubeTech StudyCell
What is Relay? | How to control Relay using Arduino
5:02
What is Relay? | How to control Relay using Arduino
109.7K viewsMay 1, 2021
YouTubehash include electronics
HOW TO INTERFACE 5V 4 CHANNEL RELAY MODULE WITH ARDUINO
5:11
HOW TO INTERFACE 5V 4 CHANNEL RELAY MODULE WITH ARDUINO
117.7K viewsAug 6, 2018
YouTubeMYTECTUTOR
LDR Module - Working And Usage | Connecting with Relay Module | Interfacing with Arduino Explained
9:33
LDR Module - Working And Usage | Connecting with Relay Module | Interfacing with Arduino Explained
5.1K viewsApr 20, 2022
YouTubeRG Innovations
4 channel relay module interfacing with Arduino Uno Tutorial part 2 in English |Doit projects
4:38
4 channel relay module interfacing with Arduino Uno Tutorial part 2 in English |Doit projects
15.7K viewsJan 22, 2020
YouTubeDoit Projects
TUTORIAL: How to Setup & Code A Relay - Arduino, ESP32 & ESP8266 (Part 2) Quick + Simple!
9:09
TUTORIAL: How to Setup & Code A Relay - Arduino, ESP32 & ESP8266 (Part 2) Quick + Simple!
21.4K viewsNov 30, 2018
YouTubeAntony Cartwright (Electronics & Code)
How to Use 5 Volt Relay Modules with Arduino and ESP8266
23:03
How to Use 5 Volt Relay Modules with Arduino and ESP8266
44.2K viewsJan 23, 2019
YouTubeGadget Reboot
Relay module with Arduino(code explained) | Control AC devices with arduino | Arduino tutorial 10
4:49
Relay module with Arduino(code explained) | Control AC devices with arduino | Arduino tutorial 10
29.1K viewsMay 31, 2020
YouTubeTech at Home
TUTORIAL: How to Setup & Code A Relay - Arduino, ESP32 & ESP8266 (Part 1) Quick + Simple!
14:28
TUTORIAL: How to Setup & Code A Relay - Arduino, ESP32 & ESP8266 (Part 1) Quick + Simple!
14.9K viewsNov 24, 2018
YouTubeAntony Cartwright (Electronics & Code)
How to use relay with Arduino to control AC or DC load with bare relay RJT129
12:30
How to use relay with Arduino to control AC or DC load with bare relay RJT129
89.9K viewsOct 13, 2018
YouTubeRobojax
simulation of relay with arduino UNO in proteus
8:40
simulation of relay with arduino UNO in proteus
10.8K viewsAug 24, 2021
YouTubeNelson Darwin Pak Tech
HOW TO USE RELAY MODULE WITH ARDUINO | 4 RELAY MODULE ARDUINO | RELAY MODULE | 5V RELAY MODULE
11:36
HOW TO USE RELAY MODULE WITH ARDUINO | 4 RELAY MODULE ARDUINO | RELAY MODULE | 5V RELAY MODULE
17.6K viewsSep 11, 2022
YouTubeProject Weekend
Arduino 101: Learn How to Use a Relay with Arduino
8:04
Arduino 101: Learn How to Use a Relay with Arduino
219 viewsJan 28, 2025
YouTubePond Tech Channel
How to use 4 channel Relay to control AC load with Arduino code RJT71
17:33
How to use 4 channel Relay to control AC load with Arduino code RJT71
182.5K viewsMar 27, 2018
YouTubeRobojax
See more

Shop Relay Module Interfacing with Arduino

Sponsored
About our ads
$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
$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
$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
$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
$5.98
Ferwooh 3PCS DC 5V 2Ma 1 Channel Relay Module Board Shield Extension Board Relay Plate Low Level Trigger AC 250V/10A, DC 30V/10A
Amazon.com
7
$5.98
Ferwooh 3PCS DC 5V 2Ma 1 Channel Relay Module Board Shield Extension Board Relay Plate Low Level Trigger AC 250V/10A, DC 30V/10A
Amazon.com
7
$9.99
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
Amazon.com
20
$9.99
NOYITO 6-Channel Relay Module 5V 12V 24V High Low Level Trigger With Optocoupler Isolation Relay Load AC 250V 10A DC 30V 10A (DC 24V, Blue)
Amazon.com
20
$31.99
$39.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
30
20% off
$31.99
$39.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
30
$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
3
$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
3
$11.99
AEDIKO 10Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level
Amazon.com
49
$11.99
AEDIKO 10Pcs Relay Module DC 12V Relay Board 1 Channel With Optocoupler Isolation Support High Or Low Level
Amazon.com
49
$10.97
8 Channel 5V Relay Module With Optocoupler Isolation Support High And Low Level Red Board
Amazon.com
105
$10.97
8 Channel 5V Relay Module With Optocoupler Isolation Support High And Low Level Red Board
Amazon.com
105
$126.00
ABX00011 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$126.00
ABX00011 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$2.64
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.64
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
357
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
357
$17.95
JESSINIE 16 Channel 5V Relay Module With Optocoupler Isolation 10A IIC Expandable Isolation Driver Relay Board XL9535-K16V5
Amazon.com
$17.95
JESSINIE 16 Channel 5V Relay Module With Optocoupler Isolation 10A IIC Expandable Isolation Driver Relay Board XL9535-K16V5
Amazon.com
$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
196
$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
196
$5.99
NOYITO 9V 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Relay Load AC 0-250V 10A DC 0-30V 10A Circuit Switch Board
Amazon.com
6
$5.99
NOYITO 9V 2-Channel Relay Module High Low Level Trigger With Optocoupler Isolation Relay Load AC 0-250V 10A DC 0-30V 10A Circuit Switch Board
Amazon.com
6
$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
$2.64
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.64
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$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
113
$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
113