Shop Arduino with Relay Shield

Sponsored
$15.99
Dafurui 5V Relay Module - 8 Pack 1 Channel Relay Board With Optocoupler, High/Low Level Trigger For Arduino
Amazon.com
75
$15.99
Dafurui 5V Relay Module - 8 Pack 1 Channel Relay Board With Optocoupler, High/Low Level Trigger For Arduino
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
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+
$36.25
Iot Relay - Enclosed High-Power Power Relay For Arduino, Raspberry Pi, PIC Or Wifi, Relay Shield, Automatic
Amazon.com
1K+
Free shipping
$36.25
Iot Relay - Enclosed High-Power Power Relay For Arduino, Raspberry Pi, PIC Or Wifi, Relay Shield, Automatic
Amazon.com
1K+
$3.51
$3.71
4 Channel 5V Relay Shield Module, Four Way Relay Control Board Expansion Board For Arduino UNO R3
AliExpress
$3.51
$3.71
4 Channel 5V Relay Shield Module, Four Way Relay Control Board Expansion Board For Arduino UNO R3
AliExpress
$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
$3.77
$3.90
4 Channel 5V Relay Shield Module, Four Way Relay Control Board Relay Expansion Board For Arduino UNO
AliExpress
$3.77
$3.90
4 Channel 5V Relay Shield Module, Four Way Relay Control Board Relay Expansion Board For Arduino UNO
AliExpress
$2.88
4 Channel 5V Relay Shield Module, Four Channel Relay Control Board Relay Expansion Board For Arduino
AliExpress
$2.88
4 Channel 5V Relay Shield Module, Four Channel Relay Control Board Relay Expansion Board For Arduino
AliExpress
$11.99
10Pcs 5V Mini Relay Shield 5V Relay Module 1 Channel 5V Relay Shield For Wemos D1 Mini Also Compatible With Arduino
Amazon.com
$11.99
10Pcs 5V Mini Relay Shield 5V Relay Module 1 Channel 5V Relay Shield For Wemos D1 Mini Also Compatible With Arduino
Amazon.com
$15.99
Hosyond 4Pack 4 Channel DC 5V Relay Module With Optocoupler Relay Board For Arduino Raspberry Pi MEGA2560
Amazon.com
53
$15.99
Hosyond 4Pack 4 Channel DC 5V Relay Module With Optocoupler Relay Board For Arduino Raspberry Pi MEGA2560
Amazon.com
53
$1.26
$1.30
One 1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low
AliExpress
$1.26
$1.30
One 1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low
AliExpress
$1.59
$1.61
1 Channel Relay Module Interface Board Shield For Arduino 5V/12V/24V Low Level Trigger One PIC AVR
Aliexpress
$1.59
$1.61
1 Channel Relay Module Interface Board Shield For Arduino 5V/12V/24V Low Level Trigger One PIC AVR
Aliexpress
$8.99
AEDIKO 2Pcs DC 5V Relay Module 4 Channel Relay Board Shield With Optocoupler Isolation Suport High/Low Level Trigger
Amazon.com
31
$8.99
AEDIKO 2Pcs DC 5V Relay Module 4 Channel Relay Board Shield With Optocoupler Isolation Suport High/Low Level Trigger
Amazon.com
31
$6.79
Sunfounder 2 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR
Amazon.com
1K+
$6.79
Sunfounder 2 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR
Amazon.com
1K+
$54.99
Vilros Arduino Uno Starter Kit - Includes Arduino Uno R3 Board, 190+ Electronics Components, Breadboard, Jumper Wires, DC Motor, Servo, Relay,
Amazon.com
1K+
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
1K+
$10.99
8PCS 5V Relay Module 1 Channel Relay Board For Raspberry Pi With Opto-Isolated High Or Low Level Trigger 5V 1 Channel Switch For Arduino
Amazon.com
99
$10.99
8PCS 5V Relay Module 1 Channel Relay Board For Raspberry Pi With Opto-Isolated High Or Low Level Trigger 5V 1 Channel Switch For Arduino
Amazon.com
99
$8.08
$8.50
Keyestudio 4 Channel 5V Relay Shield Module For Arduino UNO R3
AliExpress
$8.08
$8.50
Keyestudio 4 Channel 5V Relay Shield Module For Arduino UNO R3
AliExpress
$2.87
$3.02
1PCS 5V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay
Aliexpress
$2.87
$3.02
1PCS 5V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay
Aliexpress
$16.07
$26.79
16 Channel Relay Shield Module DC 5V 12V With Optocoupler Onboard ESP8266 WIFI Module For Arduino
Aliexpress
40% off
$16.07
$26.79
16 Channel Relay Shield Module DC 5V 12V With Optocoupler Onboard ESP8266 WIFI Module For Arduino
Aliexpress
$0.38
$0.84
5V 9V 12V 24V 1 2 4 Channel Relay Module Board Shield For Arduino With Optocoupler Support High And
Aliexpress
Free shipping
54% off
$0.38
$0.84
5V 9V 12V 24V 1 2 4 Channel Relay Module Board Shield For Arduino With Optocoupler Support High And
Aliexpress
Free shipping
$0.29
$0.36
DC 5V 10A 15A 1 Channel Relay Module Interface Board Shield For Arduino Low Level Trigger One AVR
Aliexpress
Free shipping
19% off
$0.29
$0.36
DC 5V 10A 15A 1 Channel Relay Module Interface Board Shield For Arduino Low Level Trigger One AVR
Aliexpress
Free shipping
$6.56
8 Channel 12V 24V Relay Shield Module RS485 PLC IO Expanding Board For Arduino NANO V3.0
Aliexpress
Free shipping
$6.56
8 Channel 12V 24V Relay Shield Module RS485 PLC IO Expanding Board For Arduino NANO V3.0
Aliexpress
Free shipping
$7.79
$7.92
8 Channel 12V 24V Relay Shield Module RS485 PLC IO Expanding Board For Arduino NANO V3.0
Aliexpress
$7.79
$7.92
8 Channel 12V 24V Relay Shield Module RS485 PLC IO Expanding Board For Arduino NANO V3.0
Aliexpress
$7.28
$7.82
8 Channel 12V 24V Relay Shield Module RS485 PLC IO Expanding Board For Arduino NANO V3.0
Aliexpress
Free shipping
$7.28
$7.82
8 Channel 12V 24V Relay Shield Module RS485 PLC IO Expanding Board For Arduino NANO V3.0
Aliexpress
Free shipping
$6.99
Diyables 4-Channel Relay Module 5V For Arduino, ESP32, ESP8266, Raspberry Pi
Amazon.com
2
$6.99
Diyables 4-Channel Relay Module 5V For Arduino, ESP32, ESP8266, Raspberry Pi
Amazon.com
2
$9.99
ANMBEST 2PCS 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
Amazon.com
299
$9.99
ANMBEST 2PCS 4 Channel 5V Relay Module With Optocoupler High Or Low Level Trigger Expansion Board For Raspberry Pi Arduino
Amazon.com
299
$11.99
AEDIKO 10Pcs DC 5V Relay Module - 1 Channel Relay Switch Board With Optocoupler Isolation, High Or Low Level Trigger
Amazon.com
352
$11.99
AEDIKO 10Pcs DC 5V Relay Module - 1 Channel Relay Switch Board With Optocoupler Isolation, High Or Low Level Trigger
Amazon.com
352
$8.57
$17.83
Keyestudio High Level 4 Channel 5V Relay Shield Module With LED Pilot Lamp For Arduino UNO R3 For
Aliexpress
51% off
$8.57
$17.83
Keyestudio High Level 4 Channel 5V Relay Shield Module With LED Pilot Lamp For Arduino UNO R3 For
Aliexpress
$83.08
Mounted Shield Arduino I2C Bus Expansion With 8 in + 8 Out Relay
eBay.com
$83.08
Mounted Shield Arduino I2C Bus Expansion With 8 in + 8 Out Relay
eBay.com
$3.56
IO22D08 DC 12V 8 Channel Pro Mini PLC Board Relay Shield Module For Arduino Multifunction Delay
Aliexpress
Free shipping
$3.56
IO22D08 DC 12V 8 Channel Pro Mini PLC Board Relay Shield Module For Arduino Multifunction Delay
Aliexpress
Free shipping
$0.26
$0.55
1 Channel For Wemos D1 Mini Relay Shield 5V Relay Module ESP8266 Development Board For Arduino
AliExpress
Free shipping
52% off
$0.26
$0.55
1 Channel For Wemos D1 Mini Relay Shield 5V Relay Module ESP8266 Development Board For Arduino
AliExpress
Free shipping
$150.00
Arduino Mega 2560, Micro, Relay Shield, Motor Shield, Proto Shield,
eBay
$150.00
Arduino Mega 2560, Micro, Relay Shield, Motor Shield, Proto Shield,
eBay
$23.95
$25.24
DC 12V 8 Channel Pro Mini PLC Board Relay Shield Module For Arduino Multifunction Delay Timer Switch
AliExpress
Free shipping
$23.95
$25.24
DC 12V 8 Channel Pro Mini PLC Board Relay Shield Module For Arduino Multifunction Delay Timer Switch
AliExpress
Free shipping
$0.56
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
$0.56
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
$1.50
$2.97
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
49% off
$1.50
$2.97
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
$18.99
Electronics-Salon Arduino Screw Terminal Block Breakout Module, For Arduino UNO R3.
Amazon.com
161
$18.99
Electronics-Salon Arduino Screw Terminal Block Breakout Module, For Arduino UNO R3.
Amazon.com
161
$1.10
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
$1.10
KY-019 5V One 1 Channel Relay Module Board Shield For PIC AVR DSP ARM For Arduino Relay
Aliexpress
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    Shop Arduino with Relay Shield

    Sponsored
    $15.99
    Dafurui 5V Relay Module - 8 Pack 1 Channel Relay Board With Optocoupler, High/Low Level Trigger For Arduino
    Amazon.com
    75
    $15.99
    Dafurui 5V Relay Module - 8 Pack 1 Channel Relay Board With Optocoupler, High/Low Level Trigger For Arduino
    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
    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+
    $36.25
    Iot Relay - Enclosed High-Power Power Relay For Arduino, Raspberry Pi, PIC Or Wifi, Relay Shield, Automatic
    Amazon.com
    1K+
    Free shipping
    $36.25
    Iot Relay - Enclosed High-Power Power Relay For Arduino, Raspberry Pi, PIC Or Wifi, Relay Shield, Automatic
    Amazon.com
    1K+
    $3.51
    $3.71
    4 Channel 5V Relay Shield Module, Four Way Relay Control Board Expansion Board For Arduino UNO R3
    AliExpress
    $3.51
    $3.71
    4 Channel 5V Relay Shield Module, Four Way Relay Control Board Expansion Board For Arduino UNO R3
    AliExpress
    $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
    $3.77
    $3.90
    4 Channel 5V Relay Shield Module, Four Way Relay Control Board Relay Expansion Board For Arduino UNO
    AliExpress
    $3.77
    $3.90
    4 Channel 5V Relay Shield Module, Four Way Relay Control Board Relay Expansion Board For Arduino UNO
    AliExpress
    $2.88
    4 Channel 5V Relay Shield Module, Four Channel Relay Control Board Relay Expansion Board For Arduino
    AliExpress
    $2.88
    4 Channel 5V Relay Shield Module, Four Channel Relay Control Board Relay Expansion Board For Arduino
    AliExpress
    $11.99
    10Pcs 5V Mini Relay Shield 5V Relay Module 1 Channel 5V Relay Shield For Wemos D1 Mini Also Compatible With Arduino
    Amazon.com
    $11.99
    10Pcs 5V Mini Relay Shield 5V Relay Module 1 Channel 5V Relay Shield For Wemos D1 Mini Also Compatible With Arduino
    Amazon.com
    $15.99
    Hosyond 4Pack 4 Channel DC 5V Relay Module With Optocoupler Relay Board For Arduino Raspberry Pi MEGA2560
    Amazon.com
    53
    $15.99
    Hosyond 4Pack 4 Channel DC 5V Relay Module With Optocoupler Relay Board For Arduino Raspberry Pi MEGA2560
    Amazon.com
    53
    $1.26
    $1.30
    One 1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low
    AliExpress
    $1.26
    $1.30
    One 1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low
    AliExpress
    $1.59
    $1.61
    1 Channel Relay Module Interface Board Shield For Arduino 5V/12V/24V Low Level Trigger One PIC AVR
    Aliexpress
    $1.59
    $1.61
    1 Channel Relay Module Interface Board Shield For Arduino 5V/12V/24V Low Level Trigger One PIC AVR
    Aliexpress
    $8.99
    AEDIKO 2Pcs DC 5V Relay Module 4 Channel Relay Board Shield With Optocoupler Isolation Suport High/Low Level Trigger
    Amazon.com
    31
    $8.99
    AEDIKO 2Pcs DC 5V Relay Module 4 Channel Relay Board Shield With Optocoupler Isolation Suport High/Low Level Trigger
    Amazon.com
    31
    $6.79
    Sunfounder 2 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR
    Amazon.com
    1K+
    $6.79
    Sunfounder 2 Channel DC 5V Relay Module With Optocoupler Low Level Trigger Expansion Board Compatible With Arduino R3 MEGA 2560 1280 DSP ARM PIC AVR
    Amazon.com
    1K+
    $54.99
    Vilros Arduino Uno Starter Kit - Includes Arduino Uno R3 Board, 190+ Electronics Components, Breadboard, Jumper Wires, DC Motor, Servo, Relay,
    Amazon.com
    1K+
    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
    1K+
    $10.99
    8PCS 5V Relay Module 1 Channel Relay Board For Raspberry Pi With Opto-Isolated High Or Low Level Trigger 5V 1 Channel Switch For Arduino
    Amazon.com
    99
    $10.99
    8PCS 5V Relay Module 1 Channel Relay Board For Raspberry Pi With Opto-Isolated High Or Low Level Trigger 5V 1 Channel Switch For Arduino
    Amazon.com
    99
    $8.08
    $8.50
    Keyestudio 4 Channel 5V Relay Shield Module For Arduino UNO R3
    AliExpress
    $8.08
    $8.50
    Keyestudio 4 Channel 5V Relay Shield Module For Arduino UNO R3
    AliExpress
    $2.87
    $3.02
    1PCS 5V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay
    Aliexpress
    $2.87
    $3.02
    1PCS 5V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay
    Aliexpress
    $16.07
    $26.79
    16 Channel Relay Shield Module DC 5V 12V With Optocoupler Onboard ESP8266 WIFI Module For Arduino
    Aliexpress
    40% off
    $16.07
    $26.79
    16 Channel Relay Shield Module DC 5V 12V With Optocoupler Onboard ESP8266 WIFI Module For Arduino
    Aliexpress