Shop Relay Sensor with Arduino

Sponsored
$11.49
Hiletgo 24V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
Amazon.com
16
$11.49
Hiletgo 24V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
Amazon.com
16
$59.99
KEYESTUDIO 45 Sensors Starter Kit For BBC Microbit V2.2 V2 V1.5 (Without Micro:Bit), Sensor Breakout Board, I2c LCD, Buzzer, 5V Relay With Tutorials
Amazon.com
11
Free shipping
$59.99
KEYESTUDIO 45 Sensors Starter Kit For BBC Microbit V2.2 V2 V1.5 (Without Micro:Bit), Sensor Breakout Board, I2c LCD, Buzzer, 5V Relay With Tutorials
Amazon.com
11
$14.99
BOSCH 0332019155 Normal Open Mini Relay - 5 Pins, 12 V, 30 A - Single
Amazon.com
64
$14.99
BOSCH 0332019155 Normal Open Mini Relay - 5 Pins, 12 V, 30 A - Single
Amazon.com
64
$28.93
$32.14
For Arduino Kit Resistor Sensor Hc-Sr04 Channel Relay Module 328
eBay
Free shipping
$28.93
$32.14
For Arduino Kit Resistor Sensor Hc-Sr04 Channel Relay Module 328
eBay
Free shipping
$17.99
DC 12V Relay Controller Soil Moisture Humidity Sensor Module Automatically Watering For Arduino
Alexnld.com
$17.99
DC 12V Relay Controller Soil Moisture Humidity Sensor Module Automatically Watering For Arduino
Alexnld.com
$32.59
Module Sensor Kit For Arduino With 0.96" OLED 1602 LCD Display Relay Servo Motor DHT11 For Starter Projects
Alexnld.com
$32.59
Module Sensor Kit For Arduino With 0.96" OLED 1602 LCD Display Relay Servo Motor DHT11 For Starter Projects
Alexnld.com
$2.99
1 Channel 3.3V Low Level Trigger Relay Module Optocoupler Isolation Terminal BESTEP For Arduino - Products That Work Wit
Banggood
$2.99
1 Channel 3.3V Low Level Trigger Relay Module Optocoupler Isolation Terminal BESTEP For Arduino - Products That Work Wit
Banggood
$12.08
Supco 90382 General Purpose Fan Relay, 18 A Load Current, 120 V Coil Voltage, Normally Open And Normally Closed Contacts
Amazon.com
473
$12.08
Supco 90382 General Purpose Fan Relay, 18 A Load Current, 120 V Coil Voltage, Normally Open And Normally Closed Contacts
Amazon.com
473
$15.29
$16.99
AOQDQDQD AOQDQDQD Module Sensor Kit For Arduino With 0.96" OLED 1602 LCD Display Relay Servo Motor DHT11 For Starter Projects
Banggood
10% off
$15.29
$16.99
AOQDQDQD AOQDQDQD Module Sensor Kit For Arduino With 0.96" OLED 1602 LCD Display Relay Servo Motor DHT11 For Starter Projects
Banggood
$24.36
Sensor Switch Contractor Select Power Pack Relay Circuit Protection For Motion Sensors, 120/277 VAC, Black (PP20)
Amazon.com
49
$24.36
Sensor Switch Contractor Select Power Pack Relay Circuit Protection For Motion Sensors, 120/277 VAC, Black (PP20)
Amazon.com
49
$1.99
30A ACS712 Current Sensor Module With Green Terminal And Straight Pins For Arduinoo And DIY Projects
Banggood
$1.99
30A ACS712 Current Sensor Module With Green Terminal And Straight Pins For Arduinoo And DIY Projects
Banggood
$206.65
Relay Switch SRD-05VDC-SL-C ( Use With Arduino, TTL, Pi, DIY Projects)
eBay.com
Free shipping
$206.65
Relay Switch SRD-05VDC-SL-C ( Use With Arduino, TTL, Pi, DIY Projects)
eBay.com
Free shipping
$107.02
Relay Switch SRD-05VDC-SL-C ( Use With Arduino, TTL, Pi, DIY Projects)
eBay.com
Free shipping
$107.02
Relay Switch SRD-05VDC-SL-C ( Use With Arduino, TTL, Pi, DIY Projects)
eBay.com
Free shipping
$3.69
$3.88
5V 4-Channel Relay Module Low Level Triger With Optocoupler 4 Road Relay Module For Arduino
AliExpress
Free shipping
$3.69
$3.88
5V 4-Channel Relay Module Low Level Triger With Optocoupler 4 Road Relay Module For Arduino
AliExpress
Free shipping
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    Shop Relay Sensor with Arduino

    Sponsored
    $11.49
    Hiletgo 24V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
    Amazon.com
    16
    $11.49
    Hiletgo 24V 8 Channel Relay Module With OPTO-Isolated High And Low Level Trigger 8 Ways Relay Switch Module For Arduino
    Amazon.com
    16
    $59.99
    KEYESTUDIO 45 Sensors Starter Kit For BBC Microbit V2.2 V2 V1.5 (Without Micro:Bit), Sensor Breakout Board, I2c LCD, Buzzer, 5V Relay With Tutorials
    Amazon.com
    11
    Free shipping
    $59.99
    KEYESTUDIO 45 Sensors Starter Kit For BBC Microbit V2.2 V2 V1.5 (Without Micro:Bit), Sensor Breakout Board, I2c LCD, Buzzer, 5V Relay With Tutorials
    Amazon.com
    11
    $14.99
    BOSCH 0332019155 Normal Open Mini Relay - 5 Pins, 12 V, 30 A - Single
    Amazon.com
    64
    $14.99
    BOSCH 0332019155 Normal Open Mini Relay - 5 Pins, 12 V, 30 A - Single
    Amazon.com
    64
    $28.93
    $32.14
    For Arduino Kit Resistor Sensor Hc-Sr04 Channel Relay Module 328
    eBay
    Free shipping
    $28.93
    $32.14
    For Arduino Kit Resistor Sensor Hc-Sr04 Channel Relay Module 328
    eBay
    Free shipping
    $17.99
    DC 12V Relay Controller Soil Moisture Humidity Sensor Module Automatically Watering For Arduino
    Alexnld.com
    $17.99
    DC 12V Relay Controller Soil Moisture Humidity Sensor Module Automatically Watering For Arduino
    Alexnld.com
    $32.59
    Module Sensor Kit For Arduino With 0.96" OLED 1602 LCD Display Relay Servo Motor DHT11 For Starter Projects
    Alexnld.com
    $32.59
    Module Sensor Kit For Arduino With 0.96" OLED 1602 LCD Display Relay Servo Motor DHT11 For Starter Projects
    Alexnld.com
    $2.99
    1 Channel 3.3V Low Level Trigger Relay Module Optocoupler Isolation Terminal BESTEP For Arduino - Products That Work Wit
    Banggood
    $2.99
    1 Channel 3.3V Low Level Trigger Relay Module Optocoupler Isolation Terminal BESTEP For Arduino - Products That Work Wit
    Banggood
    $12.08
    Supco 90382 General Purpose Fan Relay, 18 A Load Current, 120 V Coil Voltage, Normally Open And Normally Closed Contacts
    Amazon.com
    473
    $12.08
    Supco 90382 General Purpose Fan Relay, 18 A Load Current, 120 V Coil Voltage, Normally Open And Normally Closed Contacts
    Amazon.com
    473
    $15.29
    $16.99
    AOQDQDQD AOQDQDQD Module Sensor Kit For Arduino With 0.96" OLED 1602 LCD Display Relay Servo Motor DHT11 For Starter Projects
    Banggood
    10% off
    $15.29
    $16.99
    AOQDQDQD AOQDQDQD Module Sensor Kit For Arduino With 0.96" OLED 1602 LCD Display Relay Servo Motor DHT11 For Starter Projects
    Banggood
    $24.36
    Sensor Switch Contractor Select Power Pack Relay Circuit Protection For Motion Sensors, 120/277 VAC, Black (PP20)
    Amazon.com
    49
    $24.36
    Sensor Switch Contractor Select Power Pack Relay Circuit Protection For Motion Sensors, 120/277 VAC, Black (PP20)
    Amazon.com
    49
    $1.99
    30A ACS712 Current Sensor Module With Green Terminal And Straight Pins For Arduinoo And DIY Projects
    Banggood
    $1.99
    30A ACS712 Current Sensor Module With Green Terminal And Straight Pins For Arduinoo And DIY Projects
    Banggood
    $206.65
    Relay Switch SRD-05VDC-SL-C ( Use With Arduino, TTL, Pi, DIY Projects)
    eBay.com
    Free shipping
    $206.65
    Relay Switch SRD-05VDC-SL-C ( Use With Arduino, TTL, Pi, DIY Projects)
    eBay.com
    Free shipping
    $107.02
    Relay Switch SRD-05VDC-SL-C ( Use With Arduino, TTL, Pi, DIY Projects)
    eBay.com
    Free shipping
    $107.02
    Relay Switch SRD-05VDC-SL-C ( Use With Arduino, TTL, Pi, DIY Projects)
    eBay.com
    Free shipping
    $3.69
    $3.88
    5V 4-Channel Relay Module Low Level Triger With Optocoupler 4 Road Relay Module For Arduino
    AliExpress
    Free shipping
    $3.69
    $3.88
    5V 4-Channel Relay Module Low Level Triger With Optocoupler 4 Road Relay Module For Arduino
    AliExpress
    Free shipping
    $14.58
    Altronix Relay Module 12/24VDC 75Ma DPDT
    Amazon.com
    8
    Free shipping
    $14.58
    Altronix Relay Module 12/24VDC 75Ma DPDT
    Amazon.com
    8
    $2.23
    5V 12V 24V Relay 1 2 4 Channel SSR Low Level Solid State Relay Module 250V 2A For Arduino
    Aliexpress
    $2.23
    5V 12V 24V Relay 1 2 4 Channel SSR Low Level Solid State Relay Module 250V 2A For Arduino
    Aliexpress
    $40.79
    AC Current Sensor With Relay And Switch Output Short Circuit Protector, 0-100A AC Working Voltage 5V
    L-com Global Connectivity
    $40.79
    AC Current Sensor With Relay And Switch Output Short Circuit Protector, 0-100A AC Working Voltage 5V
    L-com Global Connectivity