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$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
75
$15.99
Dafurui 5V Relay Module8pack 1 Channel Relay Module 5V Relays Board With Optocoupler Support High/Low Level Trigger For Arduino Relays
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75
$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+
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962
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Sunfounder 5V 8 Channel Relay Shield Module For Arduino R3 2560 1280 ARM PIC AVR STM32 Raspberry Pi 3, 2 Model B & B+
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962
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5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
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5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
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DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal For Arduino
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DC 5V 3 Channel Relay Module Relay Expansion Board With Optocoupler Insulation Compatible 3.3V 5V Signal For Arduino
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1 Channel Relay Shield Module, 10PCS DC 5V Indicator Light LED Module For Arduino R3 MEGA 2560 1280 ARM PIC AVR STM32 Raspberry Pi MCU DSP Official
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14
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1 Channel Relay Shield Module, 10PCS DC 5V Indicator Light LED Module For Arduino R3 MEGA 2560 1280 ARM PIC AVR STM32 Raspberry Pi MCU DSP Official
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Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
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31
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Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
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31
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ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 16 Channel)
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184
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ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 16 Channel)
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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
210
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Hiletgo 12V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
Amazon.com
210
$1.33
5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay
Aliexpress
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5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay
Aliexpress
$9.17
5V/12V/24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt
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5V/12V/24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt
Aliexpress
$9.50
Single-Channel Relay Module For Raspberry Pi Zero/2B/3B/4B, STM32, ESP32, Arduino - 3.3V/5V Relay Expansion Board With Optocoupler Isolation & LED
Amazon.com
4
$9.50
Single-Channel Relay Module For Raspberry Pi Zero/2B/3B/4B, STM32, ESP32, Arduino - 3.3V/5V Relay Expansion Board With Optocoupler Isolation & LED
Amazon.com
4
$2.95
5V 12V Low Level Trigger 2 Way Relay Module For Arduino 2 Channel Relay Module With Optocoupler
Aliexpress
$2.95
5V 12V Low Level Trigger 2 Way Relay Module For Arduino 2 Channel Relay Module With Optocoupler
Aliexpress
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$3.42
5V 4 Four Channel Module Relay Shield Interface For Arduino Signal Control Power Expansion Drive
Aliexpress
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5V 4 Four Channel Module Relay Shield Interface For Arduino Signal Control Power Expansion Drive
Aliexpress
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5V 4-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 4 Channel Relay.4 Road 5V
Aliexpress
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5V 4-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 4 Channel Relay.4 Road 5V
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$2.73
DC 12V 4 Channel Relay Module Optocoupler For Arduino ARM AVR DSP PIC MSP AC DC 30V Low Level Signal
Aliexpress
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$2.73
DC 12V 4 Channel Relay Module Optocoupler For Arduino ARM AVR DSP PIC MSP AC DC 30V Low Level Signal
Aliexpress
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$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
$4.48
4-Channel 5V Relay Module With Optocoupler, Compatible With Arduino R3, AVR, STM32, PIC, ARM
Aliexpress
$4.48
4-Channel 5V Relay Module With Optocoupler, Compatible With Arduino R3, AVR, STM32, PIC, ARM
Aliexpress
$9.71
5V 12V 16 Channel Relay Module Interface Board For Arduino PIC ARM DSP PLC With Optocoupler
Aliexpress
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5V 12V 16 Channel Relay Module Interface Board For Arduino PIC ARM DSP PLC With Optocoupler
Aliexpress
$0.28
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KY-019 1 Channel Relay Module Shield For PIC AVR DSP ARM For Arduino 5V-12V TTL Control Signal MCU
Aliexpress
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KY-019 1 Channel Relay Module Shield For PIC AVR DSP ARM For Arduino 5V-12V TTL Control Signal MCU
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KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
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KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
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
$1.32
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
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KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
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5V/12V 4-Channel Relay Module - Opto-Isolated Relay Shield For Arduino, ARM, PIC, AVR, DSP &
Aliexpress
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5V/12V 4-Channel Relay Module - Opto-Isolated Relay Shield For Arduino, ARM, PIC, AVR, DSP &
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$0.96
One 1 Channel Way 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low
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One 1 Channel Way 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low
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4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
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4Pcs 4 Channel 5V Relay Module With Optocoupler For R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 For Raspberry Pi
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KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
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KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
$39.00
A000067 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
1
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A000067 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
1
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$0.35
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
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KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
$39.00
A000062 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
$39.00
A000062 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
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$0.74
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
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KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
$2.83
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4 Channel 5V Relay Shield Module, Four Channel Relay Control Board Relay Expansion Board For Arduino
Aliexpress
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4 Channel 5V Relay Shield Module, Four Channel Relay Control Board Relay Expansion Board For Arduino
Aliexpress
$53.82
8 Channel I2c Interface Relay Module For Arduino Raspberry Pi Home
eBay
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8 Channel I2c Interface Relay Module For Arduino Raspberry Pi Home
eBay
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$0.63
$0.76
3V 5V 12V 24V Single Relay Module High Level Drive Isolated Control Board For Arduino PLC Automation
Aliexpress
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$0.63
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3V 5V 12V 24V Single Relay Module High Level Drive Isolated Control Board For Arduino PLC Automation
Aliexpress
$0.99
$1.37
Universal 1-Channel Relay Control Board - 5V/12V/24V Low-Level Trigger Module For Arduino, ARM, AVR
Aliexpress
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$0.99
$1.37
Universal 1-Channel Relay Control Board - 5V/12V/24V Low-Level Trigger Module For Arduino, ARM, AVR
Aliexpress
$22.00
A000073 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
3
$22.00
A000073 ARDUINO - Components & Relay PC Board Mount Supplies
Radwell.com
3
$18.99
Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
Amazon.com
32
$18.99
Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
Amazon.com
32
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    Shop arduino relay module

    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
    75
    $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
    75
    $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
    962
    $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
    962
    $2.69
    5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
    Amazon.com
    $2.69
    5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
    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
    $10.99
    1 Channel Relay Shield Module, 10PCS DC 5V Indicator Light LED Module For Arduino R3 MEGA 2560 1280 ARM PIC AVR STM32 Raspberry Pi MCU DSP Official
    Amazon.com
    14
    $10.99
    1 Channel Relay Shield Module, 10PCS DC 5V Indicator Light LED Module For Arduino R3 MEGA 2560 1280 ARM PIC AVR STM32 Raspberry Pi MCU DSP Official
    Amazon.com
    14
    $8.99
    Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
    Amazon.com
    31
    $8.99
    Diyables 3Pcs Relay Module For Arduino, ESP32, ESP8266, Raspberry Pi, 1 Channel, 5V, High/Low Level Trigger
    Amazon.com
    31
    $15.99
    ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 16 Channel)
    Amazon.com
    184
    $15.99
    ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 16 Channel)
    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
    210
    $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
    210
    $1.33
    5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay
    Aliexpress
    $1.33
    5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay
    Aliexpress
    $9.17
    5V/12V/24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt
    Aliexpress
    $9.17
    5V/12V/24V 16 Channel Relay Module For Arduino ARM PIC AVR DSP Electronic Relay Plate Belt
    Aliexpress
    $9.50
    Single-Channel Relay Module For Raspberry Pi Zero/2B/3B/4B, STM32, ESP32, Arduino - 3.3V/5V Relay Expansion Board With Optocoupler Isolation & LED
    Amazon.com
    4
    $9.50
    Single-Channel Relay Module For Raspberry Pi Zero/2B/3B/4B, STM32, ESP32, Arduino - 3.3V/5V Relay Expansion Board With Optocoupler Isolation & LED
    Amazon.com
    4
    $2.95
    5V 12V Low Level Trigger 2 Way Relay Module For Arduino 2 Channel Relay Module With Optocoupler
    Aliexpress
    $2.95
    5V 12V Low Level Trigger 2 Way Relay Module For Arduino 2 Channel Relay Module With Optocoupler
    Aliexpress
    $1.85
    $3.42
    5V 4 Four Channel Module Relay Shield Interface For Arduino Signal Control Power Expansion Drive
    Aliexpress
    Free shipping
    45% off
    $1.85
    $3.42
    5V 4 Four Channel Module Relay Shield Interface For Arduino Signal Control Power Expansion Drive
    Aliexpress
    Free shipping
    $2.60
    5V 4-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 4 Channel Relay.4 Road 5V
    Aliexpress
    $2.60
    5V 4-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 4 Channel Relay.4 Road 5V
    Aliexpress
    $2.73
    DC 12V 4 Channel Relay Module Optocoupler For Arduino ARM AVR DSP PIC MSP AC DC 30V Low Level Signal
    Aliexpress
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    DC 12V 4 Channel Relay Module Optocoupler For Arduino ARM AVR DSP PIC MSP AC DC 30V Low Level Signal
    Aliexpress
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    $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
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    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
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    23
    $4.48
    4-Channel 5V Relay Module With Optocoupler, Compatible With Arduino R3, AVR, STM32, PIC, ARM
    Aliexpress
    $4.48
    4-Channel 5V Relay Module With Optocoupler, Compatible With Arduino R3, AVR, STM32, PIC, ARM
    Aliexpress
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    5V 12V 16 Channel Relay Module Interface Board For Arduino PIC ARM DSP PLC With Optocoupler
    Aliexpress
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    5V 12V 16 Channel Relay Module Interface Board For Arduino PIC ARM DSP PLC With Optocoupler
    Aliexpress