购买 arduino uno relay

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$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
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
307
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Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
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307
$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
1
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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
1
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
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$54.99
Vilros Arduino Uno Starter Kit - Includes Arduino Uno R3 Board, 190+ Electronics Components, Breadboard, Jumper Wires, DC Motor, Servo, Relay,
Amazon.com
1 千+
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$54.99
Vilros Arduino Uno Starter Kit - Includes Arduino Uno R3 Board, 190+ Electronics Components, Breadboard, Jumper Wires, DC Motor, Servo, Relay,
Amazon.com
1 千+
$12.49
ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
333
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ANMBEST Relay Module With Optocoupler High/Low Level Trigger For Arduino (12, 12V Relay 8 Channel)
Amazon.com
333
$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
1 千+
$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
1 千+
$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
$8.99
5V 4 Channel Relay Shield For UNO R3 Relay Shield Four Channel Relay Shield For UNO R3
Amazon.com
2
$8.99
5V 4 Channel Relay Shield For UNO R3 Relay Shield Four Channel Relay Shield For UNO R3
Amazon.com
2
$3.33
$9.54
5V 4 Channel Relay Shield Module For Arduino UNO R3 ARM PIC AVR DSP Electronic 4 Way Four Channel
AliExpress
折扣 65%
$3.33
$9.54
5V 4 Channel Relay Shield Module For Arduino UNO R3 ARM PIC AVR DSP Electronic 4 Way Four Channel
AliExpress
$3.80
$11.54
5V 4 Channel Relay Shield Module For Arduino UNO R3 Mega2560 Electronic 4 Way Four Channel Relay
AliExpress
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$3.80
$11.54
5V 4 Channel Relay Shield Module For Arduino UNO R3 Mega2560 Electronic 4 Way Four Channel Relay
AliExpress
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$1.84
$3.65
Relay Module 5V 12V 24V With Optocoupler Relay Output 1/2/4/6/8Way Relay Module For Arduino PLC
AliExpress
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$1.84
$3.65
Relay Module 5V 12V 24V With Optocoupler Relay Output 1/2/4/6/8Way Relay Module For Arduino PLC
AliExpress
$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
45
$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
45
$23.85
$26.50
PLC 10MR 10MT For Arduino UNO 2560, AD DA Controller Board Relay Or Transistor Development Board
Aliexpress
Free shipping
$23.85
$26.50
PLC 10MR 10MT For Arduino UNO 2560, AD DA Controller Board Relay Or Transistor Development Board
Aliexpress
Free shipping
$1.55
$4.70
5V 1 2 4 8 Channel Relay Module With Optocoupler. Relay Output 1 2 4 8 Way Relay Module For Arduino
AliExpress
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$1.55
$4.70
5V 1 2 4 8 Channel Relay Module With Optocoupler. Relay Output 1 2 4 8 Way Relay Module For Arduino
AliExpress
$18.46
Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
Amazon.com
$18.46
Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
Amazon.com
$1.37
$3.80
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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$1.37
$3.80
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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4 Channel 5V Relay Shield Module For Arduino UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Raspberry
AliExpress
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$1.18
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4 Channel 5V Relay Shield Module For Arduino UNO R3 MEGA 2560 1280 DSP ARM PIC AVR STM32 Raspberry
AliExpress
$2.35
5V 12V 24V Relay 1 2 4 Channel SSR Low Level Solid State Relay Module 250V 2A For Arduino
AliExpress
$2.35
5V 12V 24V Relay 1 2 4 Channel SSR Low Level Solid State Relay Module 250V 2A For Arduino
AliExpress
$3.92
4 Channel 5V Relay Shield Module, Four Way Relay Control Board Relay Expansion Board For Arduino UNO
AliExpress
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4 Channel 5V Relay Shield Module, Four Way Relay Control Board Relay Expansion Board For Arduino UNO
AliExpress
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$14.49
DIYTZT UNO R3 Kit Module Sensor With 0.96" OLED 1602 LCD Display,Relay,Servo Motor,DHT11 For Arduino
AliExpress
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$14.49
DIYTZT UNO R3 Kit Module Sensor With 0.96" OLED 1602 LCD Display,Relay,Servo Motor,DHT11 For Arduino
AliExpress
$27.51
$35.73
For UNO R3 Arduino PLC RS485 Remote IO Diy ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO
AliExpress
Free shipping
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$27.51
$35.73
For UNO R3 Arduino PLC RS485 Remote IO Diy ADC Collection Relay Module DC 7-30V 6AI-6DI-4DO
AliExpress
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$6.33
4 Relay Module 5V 4 Channels Relay Module Compatible With Arduino R3 1280 Arm PIC AVR STM32
AliExpress
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4 Relay Module 5V 4 Channels Relay Module Compatible With Arduino R3 1280 Arm PIC AVR STM32
AliExpress
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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
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12Pcs 1 Channel Optocoupler Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board 3V/3.3V Relay Power Switch Board For
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4
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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
Amazon.com
8
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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
Amazon.com
8
$1.76
$3.51
5V 1 2 4 8 Channel Relay Module With Optocoupler.Output X Way For Arduino 1CH 2CH 4CH 8CH
AliExpress
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$1.76
$3.51
5V 1 2 4 8 Channel Relay Module With Optocoupler.Output X Way For Arduino 1CH 2CH 4CH 8CH
AliExpress
$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
$1.70
$1.72
DC 5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler
AliExpress
$1.70
$1.72
DC 5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler
AliExpress
$6.14
$8.60
1/2/4CH Self-Locking Flip-Flop Relay Module DC 12V Bistable Low Pulse Trigger For Arduino UNO Rpi
AliExpress
Free shipping
折扣 28%
$6.14
$8.60
1/2/4CH Self-Locking Flip-Flop Relay Module DC 12V Bistable Low Pulse Trigger For Arduino UNO Rpi
AliExpress
Free shipping
$0.77
$1.02
One 1 Channel Way 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low
AliExpress
折扣 24%
$0.77
$1.02
One 1 Channel Way 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low
AliExpress
$2.84
$2.91
1PCS 5V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay
AliExpress
$2.84
$2.91
1PCS 5V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay
AliExpress
$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
$1.35
$1.88
1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level
AliExpress
折扣 28%
$1.35
$1.88
1 Channel 5V 12V Relay Module Board Shield For Arduino With Optocoupler Support High And Low Level
AliExpress
$2.53
$5.89
5V Relay 1 2 4 Channel For OMRON SSR High Low Level Solid State Relay Module 250V 2A For Arduino
AliExpress
折扣 57%
$2.53
$5.89
5V Relay 1 2 4 Channel For OMRON SSR High Low Level Solid State Relay Module 250V 2A For Arduino
AliExpress
$9.99
Keeyees 5Pcs 1 Channel 5V Relay Module Board Shield KY-019 LED Indicator For Arduino + 3Pcs 20cm 10Pin Female Male Jumper Wires
Amazon.com
85
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Keeyees 5Pcs 1 Channel 5V Relay Module Board Shield KY-019 LED Indicator For Arduino + 3Pcs 20cm 10Pin Female Male Jumper Wires
Amazon.com
85
Arduino Relay Basics - How It Works and How to Use It
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Arduino Relay Basics - How It Works and How to Use It
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Interfacing Relay with Arduino Uno
Interfacing Relay with Arduino Uno
2021年5月18日
electrosome.com
Arduino Relay Basics - How It Works and How to Use It
Arduino Relay Basics - How It Works and How to Use It
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instructables.com
Control Relay With Push Button and Arduino Uno
Control Relay With Push Button and Arduino Uno
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Controlling a Relay Board With an Arduino Uno
Controlling a Relay Board With an Arduino Uno
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instructables.com
Relay Module Connection in Arduino: Code and Wiring Diagram
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Relay Module Connection in Arduino: Code and Wiring Diagram
2022年10月16日
itsourcecode.com
DRIVING A RELAY WITH AN ARDUINO | Arduino
DRIVING A RELAY WITH AN ARDUINO | Arduino
2018年4月10日
maker.pro
Arduino Relay Control Circuit Designing and Code - Electronic C…
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electroniclinic.com
DIY: Relay Switch Motor Controller - Arduino
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Time Controlled Relay (Arduino UNO, Joystick, UI/menu, OLED)
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3:32
How to use Relay with Arduino
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Driving a Relay With an Arduino
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instructables.com
DRIVING A RELAY WITH AN ARDUINO
已浏览 504 次2018年5月27日
hackaday.io
5:02
What is Relay? | How to control Relay using Arduino
已浏览 11万 次2021年5月1日
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1:48
Arduino Relay Control: A Beginner's Guide to Controlling Machines
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Arduino Uno & Relay Module Tutorial | SSG Embedded Solutions
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How to interface a Relay with Arduino | Arduino Relay Tutorial
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4:41
How to use an Arduino Relay Module
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how to interfaces relay with Arduino
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4:49
Relay module with Arduino(code explained) | Control AC devices wi…
已浏览 2.9万 次2020年5月31日
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14:54
Lesson 63: Introduction to using relay with Arduino - RJT483
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How to use 4 channel Relay to control AC load with Arduino cod…
已浏览 18.2万 次2018年3月27日
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2:13
How to use 5v relay module | Arduino UNO with 5v relay modul…
已浏览 4.1万 次2020年6月9日
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4:38
4 channel relay module interfacing with Arduino Uno Tutorial part 2 i…
已浏览 1.6万 次2020年1月22日
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8:04
Arduino 101: Learn How to Use a Relay with Arduino
已浏览 219 次2025年1月28日
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3:30
Como conectar un relay a un Arduino Uno (Parte 2)
已浏览 8535 次2014年4月29日
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6:37
Arduino Tutorial #1 - Controlling a Relay with a Nano
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已浏览 1956 次6 个月之前
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购买 arduino uno relay

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$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
$5.89
Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
307
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Hiletgo 12V 1 Channel Relay Module With Optocoupler Isolation Support High Or Low Level Trigger
Amazon.com
307
$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
1
$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
1
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (24V)
Amazon.com
$54.99
Vilros Arduino Uno Starter Kit - Includes Arduino Uno R3 Board, 190+ Electronics Components, Breadboard, Jumper Wires, DC Motor, Servo, Relay,
Amazon.com
1 千+
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$54.99
Vilros Arduino Uno Starter Kit - Includes Arduino Uno R3 Board, 190+ Electronics Components, Breadboard, Jumper Wires, DC Motor, Servo, Relay,
Amazon.com
1 千+
$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
$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
1 千+
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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+
Amazon.com
1 千+
$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
$8.99
5V 4 Channel Relay Shield For UNO R3 Relay Shield Four Channel Relay Shield For UNO R3
Amazon.com
2
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5V 4 Channel Relay Shield For UNO R3 Relay Shield Four Channel Relay Shield For UNO R3
Amazon.com
2
$3.33
$9.54
5V 4 Channel Relay Shield Module For Arduino UNO R3 ARM PIC AVR DSP Electronic 4 Way Four Channel
AliExpress
折扣 65%
$3.33
$9.54
5V 4 Channel Relay Shield Module For Arduino UNO R3 ARM PIC AVR DSP Electronic 4 Way Four Channel
AliExpress
$3.80
$11.54
5V 4 Channel Relay Shield Module For Arduino UNO R3 Mega2560 Electronic 4 Way Four Channel Relay
AliExpress
折扣 67%
$3.80
$11.54
5V 4 Channel Relay Shield Module For Arduino UNO R3 Mega2560 Electronic 4 Way Four Channel Relay
AliExpress
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$2.66
5V 12V 24V 2-Channel Relay Module Shield For Arduino ARM PIC AVR DSP Electronic 5V 10A 2 Channel Relay M (12V)
Amazon.com
$1.84
$3.65
Relay Module 5V 12V 24V With Optocoupler Relay Output 1/2/4/6/8Way Relay Module For Arduino PLC
AliExpress
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$1.84
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Relay Module 5V 12V 24V With Optocoupler Relay Output 1/2/4/6/8Way Relay Module For Arduino PLC
AliExpress
$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
45
$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
45
$23.85
$26.50
PLC 10MR 10MT For Arduino UNO 2560, AD DA Controller Board Relay Or Transistor Development Board
Aliexpress
Free shipping
$23.85
$26.50
PLC 10MR 10MT For Arduino UNO 2560, AD DA Controller Board Relay Or Transistor Development Board
Aliexpress
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$1.55
$4.70
5V 1 2 4 8 Channel Relay Module With Optocoupler. Relay Output 1 2 4 8 Way Relay Module For Arduino
AliExpress
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$1.55
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5V 1 2 4 8 Channel Relay Module With Optocoupler. Relay Output 1 2 4 8 Way Relay Module For Arduino
AliExpress
$18.46
Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
Amazon.com
$18.46
Relay Module 30A High Power 2-Channel AC100V-250V DC 5V High Current High Low Level Trigger Switch Module
Amazon.com
$1.37
$3.80
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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$1.37
$3.80
5V 12V 1 2 4 6 8 Way Relay Module For Arduino 1 2 4 6 8 Channel Relay Module With Optocoupler Relay
Aliexpress