Shop relay board arduino

Sponsored
About our ads
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
377
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
377
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
333
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
333
$2.67
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.67
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
Amazon.com
31
$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
Amazon.com
31
$15.99
12Pcs 1 Channel Optocoupler Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board 3V/3.3V Relay Power Switch Board For
Amazon.com
4
$15.99
12Pcs 1 Channel Optocoupler Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board 3V/3.3V Relay Power Switch Board For
Amazon.com
4
$54.99
Vilros Arduino Uno Starter Kit - Includes Arduino Uno R3 Board, 190+ Electronics Components, Breadboard, Jumper Wires, DC Motor, Servo, Relay,
Amazon.com
838
Free shipping
$54.99
Vilros Arduino Uno Starter Kit - Includes Arduino Uno R3 Board, 190+ Electronics Components, Breadboard, Jumper Wires, DC Motor, Servo, Relay,
Amazon.com
838
$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
30
$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
30
$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
9
$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
9
$230.00
Relay/analog Combo Module: 6-pt in, 3-pt out, 3-ch in, 2-ch out (PN# AS3-ACI)
Automation Direct
$230.00
Relay/analog Combo Module: 6-pt in, 3-pt out, 3-ch in, 2-ch out (PN# AS3-ACI)
Automation Direct
$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
$3.37
1PCS 5V 4 Channel Relay Module With Optocoupler Relay Output 4 Way Relay Module For Arduino Relays
Aliexpress
$3.37
1PCS 5V 4 Channel Relay Module With Optocoupler Relay Output 4 Way Relay Module For Arduino Relays
Aliexpress
$1.61
1 2 4 8 Channel 5V 12V Relay Module With Optocoupler, High Low Level Trigger Shield For Arduino PIC
Aliexpress
$1.61
1 2 4 8 Channel 5V 12V Relay Module With Optocoupler, High Low Level Trigger Shield For Arduino PIC
Aliexpress
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$13.99
AOICRIE 3PCS ESP8266 ESP-01S Wireless Wifi Transceiver Relay Module Compatible For Arduino Smart Home Remote Control Unlock Set
Amazon.com
16
$13.99
AOICRIE 3PCS ESP8266 ESP-01S Wireless Wifi Transceiver Relay Module Compatible For Arduino Smart Home Remote Control Unlock Set
Amazon.com
16
$0.64
$1.04
3V/5V/12V/24V Single Channel Relay Module - High Level Trigger Isolation Drive Board For Arduino,
Aliexpress
Free shipping
38% off
$0.64
$1.04
3V/5V/12V/24V Single Channel Relay Module - High Level Trigger Isolation Drive Board For Arduino,
Aliexpress
Free shipping
$3.21
DC 3V 5V 24V 2 Channel Relay Module With Optocoupler Relay Output 2 Way Relay Module For Arduino AVR
Aliexpress
$3.21
DC 3V 5V 24V 2 Channel Relay Module With Optocoupler Relay Output 2 Way Relay Module For Arduino AVR
Aliexpress
$1.75
DC 5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler
Aliexpress
$1.75
DC 5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler
Aliexpress
$9.39
5V/12V/24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt
Aliexpress
$9.39
5V/12V/24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt
Aliexpress
$4.80
$5.05
1PCS 5V 12V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt
Aliexpress
$4.80
$5.05
1PCS 5V 12V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt
Aliexpress
$1.65
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
Aliexpress
$1.65
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
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
$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
$1.52
5V 12V 24V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler
Aliexpress
$1.52
5V 12V 24V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler
Aliexpress
$0.34
$0.46
One 1 Channel 5V 9V 12V 24V Relay Module Board Shield For Arduino With Optocoupler Support High And
Aliexpress
26% off
$0.34
$0.46
One 1 Channel 5V 9V 12V 24V Relay Module Board Shield For Arduino With Optocoupler Support High And
Aliexpress
$0.42
$0.84
5V 9V 12V 24V 1 2 4 Channel Relay Module Board Shield For Arduino With Optocoupler Support High And
Aliexpress
Free shipping
50% off
$0.42
$0.84
5V 9V 12V 24V 1 2 4 Channel Relay Module Board Shield For Arduino With Optocoupler Support High And
Aliexpress
Free shipping
$1.17
5V 1 2 4 6 8 Channel Relay Module With Optocoupler KY-019 1/2/4/6/8 Way For Arduino
Aliexpress
Free shipping
$1.17
5V 1 2 4 6 8 Channel Relay Module With Optocoupler KY-019 1/2/4/6/8 Way For Arduino
Aliexpress
Free shipping
$1.08
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino MCU DIY Kit
Aliexpress
$1.08
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino MCU DIY Kit
Aliexpress
$3.67
DC 5V 12V 24V 30A High Power 1-Channel Relay Module With Optocoupler H/L Level Triger For Arduino
Aliexpress
$3.67
DC 5V 12V 24V 30A High Power 1-Channel Relay Module With Optocoupler H/L Level Triger For Arduino
Aliexpress
$0.94
$2.75
DC 5V/12V/24V 1 Channel Latching Relay Module With Touch Bistable Switch MCU Control For Arduino
Aliexpress
65% off
$0.94
$2.75
DC 5V/12V/24V 1 Channel Latching Relay Module With Touch Bistable Switch MCU Control For Arduino
Aliexpress
$2.01
5V Relay 1 2 4 8 Channel SSR High Low Level Solid State Relay Module 250V 2A For Arduino
Aliexpress
$2.01
5V Relay 1 2 4 8 Channel SSR High Low Level Solid State Relay Module 250V 2A For Arduino
Aliexpress
$1.73
1-10Pcs 5V 4 Channel Relay Shield Module For Arduino R3 ARM PIC AVR DSP Electronic 4 Channel Relay
Aliexpress
$1.73
1-10Pcs 5V 4 Channel Relay Shield Module For Arduino R3 ARM PIC AVR DSP Electronic 4 Channel Relay
Aliexpress
$0.20
$0.40
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino
Aliexpress
Free shipping
50% off
$0.20
$0.40
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 Way Relay Module For Arduino
Aliexpress
Free shipping
$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
$1.52
$3.16
1 Channel 5V / 12V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger For
Aliexpress
51% off
$1.52
$3.16
1 Channel 5V / 12V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger For
Aliexpress
$6.30
1 2 4 8 Channel 5V 12V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger
Aliexpress
$6.30
1 2 4 8 Channel 5V 12V Relay Module Board Shield With Optocoupler Support High And Low Level Trigger
Aliexpress
$17.50
Relay Module 6 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low
Aliexpress
Free shipping
$17.50
Relay Module 6 Channel 5V 12V 24V Relay Module Board Shield With Optocoupler Support High And Low
Aliexpress
Free shipping
$145.36
Arduino AFX00005 I/O MODULE 16 DIG 8 RELAY 12-24V
DigiKey
$145.36
Arduino AFX00005 I/O MODULE 16 DIG 8 RELAY 12-24V
DigiKey
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
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
Arduino Relay Tutorial - Control High Voltage Devices with Arduino
7:30
Arduino Relay Tutorial - Control High Voltage Devices with Arduino
Sep 9, 2015
howtomechatronics.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
Driving a Relay With an Arduino
83.7K viewsSep 30, 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
15:13
Arduino Basics - Relays
142.3K viewsSep 20, 2016
YouTubeElectro-Anarchy
10:25
Arduino Dashboard Relay Tutorial
93.5K viewsJun 12, 2021
YouTubeM. Abidzar Channel
4:49
DIY Relay Module
32K viewsAug 30, 2020
YouTubeCrazy Couple DIY
16:37
ESP8266 wifi relay review
233.9K viewsJan 31, 2018
YouTubeCsongor Varga
8:02
DIY Smart Switch - Part 1 how to use a relay
652.3K viewsMay 15, 2017
YouTubebyte sized engineering
7:46
Learning Relay Board & Connection With PLC Output
162.4K viewsSep 28, 2017
YouTubeStar Automation
22:48
Everything you need to know about RELAYS
111.3K viewsDec 10, 2017
YouTubePlayful Technology
4:51
Controlling Relay Board (ESP32 + Arduino Series)
39.1K viewsMay 22, 2020
YouTubeSimply Explained
6:45
Arduino Controlled Relay Module | Home Automation | Tutorial
19.4K viewsJul 31, 2020
YouTubeMish Mash Labs
6:10
ESP32/ESP8266 Relay Module - Control AC Appliances (Web Server)
314.7K viewsDec 18, 2019
YouTubeRui Santos
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
4:33
5V 1 Channel Level Trigger Optocoupler Relay Module For Ar…
122.3K viewsJun 11, 2019
YouTubeUnboxing Channel
4:41
How to use an Arduino Relay Module
174.8K viewsFeb 4, 2018
YouTubeTinker & Build
9:23
Arduino Relay Tutorial (Control 220V - 12V Devices)
173.8K viewsJul 11, 2013
YouTubeRoman Kozak
5:04
How to Use Sensors to Control 5V Relays on the Arduino
206.2K viewsNov 24, 2015
YouTubeCircuit Basics
11:35
SunFounder Kit Tutorial for Arduino - Relay
54.7K viewsJul 16, 2015
YouTubeSunFounder Maker Education
See more videos
Static thumbnail place holder

Shop relay board arduino

Sponsored
About our ads
$1.61
1 2 4 8 Channel 5V 12V Relay Module With Optocoupler, High Low Level Trigger Shield For Arduino PIC
Aliexpress
$1.61
1 2 4 8 Channel 5V 12V Relay Module With Optocoupler, High Low Level Trigger Shield For Arduino PIC
Aliexpress
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$13.99
AOICRIE 3PCS ESP8266 ESP-01S Wireless Wifi Transceiver Relay Module Compatible For Arduino Smart Home Remote Control Unlock Set
Amazon.com
16
$13.99
AOICRIE 3PCS ESP8266 ESP-01S Wireless Wifi Transceiver Relay Module Compatible For Arduino Smart Home Remote Control Unlock Set
Amazon.com
$0.64
$1.04
3V/5V/12V/24V Single Channel Relay Module - High Level Trigger Isolation Drive Board For Arduino,
Aliexpress
Free shipping
38% off
$0.64
$1.04
3V/5V/12V/24V Single Channel Relay Module - High Level Trigger Isolation Drive Board For Arduino,
Aliexpress
$3.21
DC 3V 5V 24V 2 Channel Relay Module With Optocoupler Relay Output 2 Way Relay Module For Arduino AVR
Aliexpress
$3.21
DC 3V 5V 24V 2 Channel Relay Module With Optocoupler Relay Output 2 Way Relay Module For Arduino AVR
Aliexpress
$1.75
DC 5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler
Aliexpress
$1.75
DC 5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler
Aliexpress
$9.39
5V/12V/24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt
Aliexpress
$9.39
5V/12V/24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt
Aliexpress
$4.80
$5.05
1PCS 5V 12V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt
Aliexpress
$4.80
$5.05
1PCS 5V 12V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt
Aliexpress
$1.65
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
Aliexpress
$1.65
5V 12V 24V Relay Module With Optocoupler Relay Output 1 2 4 6 8 16Way Relay Module For Arduino PLC
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
$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
$1.52
5V 12V 24V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler
Aliexpress
$1.52
5V 12V 24V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler
Aliexpress
$0.34
$0.46
One 1 Channel 5V 9V 12V 24V Relay Module Board Shield For Arduino With Optocoupler Support High And
Aliexpress
26% off
$0.34
$0.46
One 1 Channel 5V 9V 12V 24V Relay Module Board Shield For Arduino With Optocoupler Support High And
Aliexpress
$0.42
$0.84
5V 9V 12V 24V 1 2 4 Channel Relay Module Board Shield For Arduino With Optocoupler Support High And
Aliexpress
Free shipping
50% off
$0.42
$0.84
5V 9V 12V 24V 1 2 4 Channel Relay Module Board Shield For Arduino With Optocoupler Support High And
Aliexpress
$1.17
5V 1 2 4 6 8 Channel Relay Module With Optocoupler KY-019 1/2/4/6/8 Way For Arduino
Aliexpress
Free shipping
$1.17
5V 1 2 4 6 8 Channel Relay Module With Optocoupler KY-019 1/2/4/6/8 Way For Arduino
Aliexpress
$1.08
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino MCU DIY Kit
Aliexpress
$1.08
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino MCU DIY Kit
Aliexpress
$3.67
DC 5V 12V 24V 30A High Power 1-Channel Relay Module With Optocoupler H/L Level Triger For Arduino
Aliexpress
$3.67
DC 5V 12V 24V 30A High Power 1-Channel Relay Module With Optocoupler H/L Level Triger For Arduino
Aliexpress
$0.94
$2.75
DC 5V/12V/24V 1 Channel Latching Relay Module With Touch Bistable Switch MCU Control For Arduino
Aliexpress
65% off
$0.94
$2.75
DC 5V/12V/24V 1 Channel Latching Relay Module With Touch Bistable Switch MCU Control For Arduino
Aliexpress
$2.01
5V Relay 1 2 4 8 Channel SSR High Low Level Solid State Relay Module 250V 2A For Arduino
Aliexpress
$2.01
5V Relay 1 2 4 8 Channel SSR High Low Level Solid State Relay Module 250V 2A For Arduino
Aliexpress

Shop relay board arduino

Sponsored
About our ads
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
377
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
377
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
333
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
333
$2.67
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.67
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
Amazon.com
31
$11.39
Lystin 8 Channel DC 5V DC 230V Relay Module Control Board With Optocoupler For UNO R3 MEGA 2560 1280 DSP ARM PIC AVR TTL Logic STM32 Raspberry Pi
Amazon.com
31
$15.99
12Pcs 1 Channel Optocoupler Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board 3V/3.3V Relay Power Switch Board For
Amazon.com
4
$15.99
12Pcs 1 Channel Optocoupler Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board 3V/3.3V Relay Power Switch Board For
Amazon.com
4
$54.99
Vilros Arduino Uno Starter Kit - Includes Arduino Uno R3 Board, 190+ Electronics Components, Breadboard, Jumper Wires, DC Motor, Servo, Relay,
Amazon.com
838
Free shipping
$54.99
Vilros Arduino Uno Starter Kit - Includes Arduino Uno R3 Board, 190+ Electronics Components, Breadboard, Jumper Wires, DC Motor, Servo, Relay,
Amazon.com
838
$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
30
$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
30
$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
9
$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
9
$230.00
Relay/analog Combo Module: 6-pt in, 3-pt out, 3-ch in, 2-ch out (PN# AS3-ACI)
Automation Direct
$230.00
Relay/analog Combo Module: 6-pt in, 3-pt out, 3-ch in, 2-ch out (PN# AS3-ACI)
Automation Direct
$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
$3.37
1PCS 5V 4 Channel Relay Module With Optocoupler Relay Output 4 Way Relay Module For Arduino Relays
Aliexpress
$3.37
1PCS 5V 4 Channel Relay Module With Optocoupler Relay Output 4 Way Relay Module For Arduino Relays
Aliexpress
$1.61
1 2 4 8 Channel 5V 12V Relay Module With Optocoupler, High Low Level Trigger Shield For Arduino PIC
Aliexpress
$1.61
1 2 4 8 Channel 5V 12V Relay Module With Optocoupler, High Low Level Trigger Shield For Arduino PIC
Aliexpress
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$112.00
Relay/analog Combo Module: 6-pt in, 4-pt out, 3-ch in, 2-ch out (PN# 14742129)
Automation Direct
$13.99
AOICRIE 3PCS ESP8266 ESP-01S Wireless Wifi Transceiver Relay Module Compatible For Arduino Smart Home Remote Control Unlock Set
Amazon.com
16
$13.99
AOICRIE 3PCS ESP8266 ESP-01S Wireless Wifi Transceiver Relay Module Compatible For Arduino Smart Home Remote Control Unlock Set
Amazon.com
16
$0.64
$1.04
3V/5V/12V/24V Single Channel Relay Module - High Level Trigger Isolation Drive Board For Arduino,
Aliexpress
Free shipping
38% off
$0.64
$1.04
3V/5V/12V/24V Single Channel Relay Module - High Level Trigger Isolation Drive Board For Arduino,
Aliexpress
Free shipping
$3.21
DC 3V 5V 24V 2 Channel Relay Module With Optocoupler Relay Output 2 Way Relay Module For Arduino AVR
Aliexpress
$3.21
DC 3V 5V 24V 2 Channel Relay Module With Optocoupler Relay Output 2 Way Relay Module For Arduino AVR
Aliexpress
$1.75
DC 5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler
Aliexpress
$1.75
DC 5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler
Aliexpress
$9.39
5V/12V/24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt
Aliexpress
$9.39
5V/12V/24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt
Aliexpress