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购买 DIY Relay Module Arduino
广告
$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
138
$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
138
$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
205
$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
205
$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
27
$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
27
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
436
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
436
$39.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
Free shipping
$39.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
Free shipping
$7.65
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
10
$7.65
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
10
$2.71
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.71
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$118.68
1 Pcs For UNO R3 Arduino PLC RS485 Remote IO DIY ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO Multifunction Expanding Board(Only Board)
Amazon.com
Free shipping
$118.68
1 Pcs For UNO R3 Arduino PLC RS485 Remote IO DIY ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO Multifunction Expanding Board(Only Board)
Amazon.com
Free shipping
$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
折扣 12%
$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
$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
$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
$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
$7.50
Shillehtek 4-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$7.50
Shillehtek 4-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
Amazon.com
$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
$18.84
Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
Amazon.com
84
$18.84
Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
Amazon.com
84
$13.99
XIITIA 2Pcs 5V 4 Channel 2A Solid State Relay Module High Level Trigger Mini Durable DIY Relay With Fuse(5V 4 Channel)
Amazon.com
1
$13.99
XIITIA 2Pcs 5V 4 Channel 2A Solid State Relay Module High Level Trigger Mini Durable DIY Relay With Fuse(5V 4 Channel)
Amazon.com
1
$7.99
Aoicrie 5Pcs DC 5V 1 Channel Relay Module Board Shield With Optocoupler Isolation Support High Or Low Level Compatible Development Board Trigger
Amazon.com
30
$7.99
Aoicrie 5Pcs DC 5V 1 Channel Relay Module Board Shield With Optocoupler Isolation Support High Or Low Level Compatible Development Board Trigger
Amazon.com
30
$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
$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
965
$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
965
$13.99
URANT 1NO 1NC 8A Power Relay Module,Suitable For Arduino's 12V Relay Module,Used For Single-Channel Power Switch Control Boards In DIY Electronic
Amazon.com
$13.99
URANT 1NO 1NC 8A Power Relay Module,Suitable For Arduino's 12V Relay Module,Used For Single-Channel Power Switch Control Boards In DIY Electronic
Amazon.com
$9.93
JESSINIE DC 5V 12V Time Delay Relay Module For Arduino Robot/Smart Home/Tachograph/GPS/PLC Control/Industrial Control,Delay Board Disconnect On
Amazon.com
1
$9.93
JESSINIE DC 5V 12V Time Delay Relay Module For Arduino Robot/Smart Home/Tachograph/GPS/PLC Control/Industrial Control,Delay Board Disconnect On
Amazon.com
1
$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
折扣 12%
$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
$29.66
(10Pcs)1 Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (5, Volts)
Amazon.com
Free shipping
$29.66
(10Pcs)1 Channel 5V/12V/24V Relay Module With Optocoupler Isolation Support High/Low Level Trigger Development Boards (5, Volts)
Amazon.com
Free shipping
$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
$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
$11.18
Hibctr 12V 8-Channel Relay Module With Optocoupler Isolation - High/Low Level Trigger 10A 250VAC For Arduino/PLC Industrial Control
Amazon.com
$11.18
Hibctr 12V 8-Channel Relay Module With Optocoupler Isolation - High/Low Level Trigger 10A 250VAC For Arduino/PLC Industrial Control
Amazon.com
$18.99
AC/DC Power Supply ESP32 Development Board Programmable Development Board Wireless Wifi 8 Way Channel 5V Relay Module ESP32-WROOM-32E For Arduino
Amazon.com
17
$18.99
AC/DC Power Supply ESP32 Development Board Programmable Development Board Wireless Wifi 8 Way Channel 5V Relay Module ESP32-WROOM-32E For Arduino
Amazon.com
17
$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
$16.99
KEYESTUDIO 4 Channel Relay Shield 5V Relay Module For Arduino
Amazon.com
2
$16.99
KEYESTUDIO 4 Channel Relay Shield 5V Relay Module For Arduino
Amazon.com
2
$133.96
Eletechsup 16-Channel 12VDC Smart Home DIY RS232 Serial COM Controlled Relay Board DB9 UART At Command Switch Module (4)
Amazon.com
Free shipping
$133.96
Eletechsup 16-Channel 12VDC Smart Home DIY RS232 Serial COM Controlled Relay Board DB9 UART At Command Switch Module (4)
Amazon.com
Free shipping
$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
$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
$28.40
Arduino 4 Relays Shield [A000110] - 4-Channel Relay Module, 5V Control, 10A Rating, Opto-Isolated, Supports AC/DC Loads, Compatible With Arduino IDE
Amazon.com
36
$28.40
Arduino 4 Relays Shield [A000110] - 4-Channel Relay Module, 5V Control, 10A Rating, Opto-Isolated, Supports AC/DC Loads, Compatible With Arduino IDE
Amazon.com
36
$8.99
EC Buying 2Pcs 5V Relay Module 5V 1-Channel 30A With Optocoupler Isolation Module High And Low Level Trigger 5Ma Relay PCB
Amazon.com
1
$8.99
EC Buying 2Pcs 5V Relay Module 5V 1-Channel 30A With Optocoupler Isolation Module High And Low Level Trigger 5Ma Relay PCB
Amazon.com
1
$9.99
4-Channel 5V DC To AC Solid State Relay Module, Low Level Trigger, 250V 2A Output, For Arduino Projects, With Built-In Resistive Fuse
Amazon.com
$9.99
4-Channel 5V DC To AC Solid State Relay Module, Low Level Trigger, 250V 2A Output, For Arduino Projects, With Built-In Resistive Fuse
Amazon.com
$11.39
Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
Amazon.com
34
$11.39
Hiletgo 5V 8 Channel Relay Module With OPTO-Isolated Support High And Low Level Trigger
Amazon.com
34
$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
8
$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
8
$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
instructables.com
How to Make Relay Circuit Board for Arduino
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Relay Module Connection in Arduino: Code and Wiring Diagram
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购买 DIY Relay Module Arduino
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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
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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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138
$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
205
$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
205
$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
27
$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
27
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
436
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
436
$39.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
Free shipping
$39.99
Sainsmart 16-Channel 9-36V USB Relay Module
Amazon.com
Free shipping
$7.65
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
10
$7.65
Relay Board, Relay Module 4 Channel With Optocoupler Low Level Expansion Board For 5V/12V/24V(5V)
Amazon.com
10
$2.71
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.71
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$118.68
1 Pcs For UNO R3 Arduino PLC RS485 Remote IO DIY ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO Multifunction Expanding Board(Only Board)
Amazon.com
Free shipping
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1 Pcs For UNO R3 Arduino PLC RS485 Remote IO DIY ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO Multifunction Expanding Board(Only Board)
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JESSINIE 5V 4-Channel Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Compatible With Arduino And Raspberry Pi For DIY
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JESSINIE 5V 4-Channel Relay Module With Optocoupler Isolation, Supports High And Low Level Trigger, Compatible With Arduino And Raspberry Pi For DIY
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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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Shillehtek 2-Channel 24V Relay Module - High & Low Level Trigger Relay Controller Board For Arduino, Raspberry Pi, PLC, Home Automation, Industrial
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Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
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XIITIA 2Pcs 5V 4 Channel 2A Solid State Relay Module High Level Trigger Mini Durable DIY Relay With Fuse(5V 4 Channel)
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Aoicrie 5Pcs DC 5V 1 Channel Relay Module Board Shield With Optocoupler Isolation Support High Or Low Level Compatible Development Board Trigger
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Cenrykay 5V 1 Channel Relay Module10pcs 5V Relay Module Board Switch Optocoupler Support High And Low Level Trigger For Arduino
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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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