All categories

Featured selections

Trade Assurance

Buyer Central

Help Center

Get the app

Become a supplier

Arduino optocoupler

(53 products available)

1 Channel 5V / 9V / 12V / 24V Relay Module with <strong>Optocoupler</strong> High and Low Level Trigger Power Supply Module for <strong>Arduino</strong> - Product Image 1

1 Channel 5V / 9V / 12V / 24V Relay Module with <strong>Optocoupler</strong> High and Low Level Trigger Power Supply Module for <strong>Arduino</strong> - Product Image 2

1 Channel 5V / 9V / 12V / 24V Relay Module with <strong>Optocoupler</strong> High and Low Level Trigger Power Supply Module for <strong>Arduino</strong> - Product Image 3

1 Channel 5V / 9V / 12V / 24V Relay Module with <strong>Optocoupler</strong> High and Low Level Trigger Power Supply Module for <strong>Arduino</strong> - Product Image 4

1 Channel 5V / 9V / 12V / 24V Relay Module with <strong>Optocoupler</strong> High and Low Level Trigger Power Supply Module for <strong>Arduino</strong> - Product Image 5

1 Channel 5V / 9V / 12V / 24V Relay Module with <strong>Optocoupler</strong> High and Low Level Trigger Power Supply Module for <strong>Arduino</strong> - Product Image 6

1 Channel 5V / 9V / 12V / 24V Relay Module with Optocoupler High and Low Level Trigger Power Supply Module for Arduino

$0.38-0.41

Min. order: 100 pieces

#7113 1 Channel 24V Relay with <strong>Optocoupler</strong> High/Low Level Cutoff Sensor Module Kit for <strong>Arduinos</strong> Electronic Modules - Product Image 1

#7113 1 Channel 24V Relay with <strong>Optocoupler</strong> High/Low Level Cutoff Sensor Module Kit for <strong>Arduinos</strong> Electronic Modules - Product Image 2

#7113 1 Channel 24V Relay with <strong>Optocoupler</strong> High/Low Level Cutoff Sensor Module Kit for <strong>Arduinos</strong> Electronic Modules - Product Image 3

#7113 1 Channel 24V Relay with <strong>Optocoupler</strong> High/Low Level Cutoff Sensor Module Kit for <strong>Arduinos</strong> Electronic Modules - Product Image 4

#7113 1 Channel 24V Relay with Optocoupler High/Low Level Cutoff Sensor Module Kit for Arduinos Electronic Modules

verify

$0.34-0.37

Min. order: 20 pieces

DC 3.3V Relay Module 1 Channel <strong>Optocoupler</strong> 3V/3.3V Relay Isolated Drive Control Board Compatible with for <strong>Arduinos</strong> - Product Image 1

DC 3.3V Relay Module 1 Channel <strong>Optocoupler</strong> 3V/3.3V Relay Isolated Drive Control Board Compatible with for <strong>Arduinos</strong> - Product Image 2

DC 3.3V Relay Module 1 Channel <strong>Optocoupler</strong> 3V/3.3V Relay Isolated Drive Control Board Compatible with for <strong>Arduinos</strong> - Product Image 3

DC 3.3V Relay Module 1 Channel <strong>Optocoupler</strong> 3V/3.3V Relay Isolated Drive Control Board Compatible with for <strong>Arduinos</strong> - Product Image 4

DC 3.3V Relay Module 1 Channel <strong>Optocoupler</strong> 3V/3.3V Relay Isolated Drive Control Board Compatible with for <strong>Arduinos</strong> - Product Image 5

DC 3.3V Relay Module 1 Channel <strong>Optocoupler</strong> 3V/3.3V Relay Isolated Drive Control Board Compatible with for <strong>Arduinos</strong> - Product Image 6

DC 3.3V Relay Module 1 Channel Optocoupler 3V/3.3V Relay Isolated Drive Control Board Compatible with for Arduinos

$0.61-0.70

Min. order: 10 pieces

6-Channel Relay Module Board Shield for <strong>Arduino</strong> 5V 12V 24V Supports High Low Level Trigger with <strong>Optocoupler</strong> for <strong>Arduino</strong> ICs - Product Image 1

6-Channel Relay Module Board Shield for <strong>Arduino</strong> 5V 12V 24V Supports High Low Level Trigger with <strong>Optocoupler</strong> for <strong>Arduino</strong> ICs - Product Image 2

6-Channel Relay Module Board Shield for <strong>Arduino</strong> 5V 12V 24V Supports High Low Level Trigger with <strong>Optocoupler</strong> for <strong>Arduino</strong> ICs - Product Image 3

6-Channel Relay Module Board Shield for <strong>Arduino</strong> 5V 12V 24V Supports High Low Level Trigger with <strong>Optocoupler</strong> for <strong>Arduino</strong> ICs - Product Image 4

6-Channel Relay Module Board Shield for <strong>Arduino</strong> 5V 12V 24V Supports High Low Level Trigger with <strong>Optocoupler</strong> for <strong>Arduino</strong> ICs - Product Image 5

6-Channel Relay Module Board Shield for <strong>Arduino</strong> 5V 12V 24V Supports High Low Level Trigger with <strong>Optocoupler</strong> for <strong>Arduino</strong> ICs - Product Image 6

6-Channel Relay Module Board Shield for Arduino 5V 12V 24V Supports High Low Level Trigger with Optocoupler for Arduino ICs

$2.30-2.55

Min. order: 10 pieces

5V 4 Channel Relay Board Module with <strong>Optocoupler</strong> 4 Way Relay Module for <strong>Arduino</strong> Raspberry Pi DIY Electronics Control - Product Image 1

5V 4 Channel Relay Board Module with <strong>Optocoupler</strong> 4 Way Relay Module for <strong>Arduino</strong> Raspberry Pi DIY Electronics Control - Product Image 2

5V 4 Channel Relay Board Module with <strong>Optocoupler</strong> 4 Way Relay Module for <strong>Arduino</strong> Raspberry Pi DIY Electronics Control - Product Image 3

5V 4 Channel Relay Board Module with <strong>Optocoupler</strong> 4 Way Relay Module for <strong>Arduino</strong> Raspberry Pi DIY Electronics Control - Product Image 4

5V 4 Channel Relay Board Module with <strong>Optocoupler</strong> 4 Way Relay Module for <strong>Arduino</strong> Raspberry Pi DIY Electronics Control - Product Image 5

5V 4 Channel Relay Board Module with <strong>Optocoupler</strong> 4 Way Relay Module for <strong>Arduino</strong> Raspberry Pi DIY Electronics Control - Product Image 6

5V 4 Channel Relay Board Module with Optocoupler 4 Way Relay Module for Arduino Raspberry Pi DIY Electronics Control

verify

$0.88-1.65

12V 16 Channel Relay Module Interface Board For <strong>Arduino</strong> PIC ARM DSP PLC With <strong>Optocoupler</strong> LM2576 Power - Product Image 1

12V 16 Channel Relay Module Interface Board For <strong>Arduino</strong> PIC ARM DSP PLC With <strong>Optocoupler</strong> LM2576 Power - Product Image 2

12V 16 Channel Relay Module Interface Board For <strong>Arduino</strong> PIC ARM DSP PLC With <strong>Optocoupler</strong> LM2576 Power - Product Image 3

12V 16 Channel Relay Module Interface Board For <strong>Arduino</strong> PIC ARM DSP PLC With <strong>Optocoupler</strong> LM2576 Power - Product Image 4

12V 16 Channel Relay Module Interface Board For Arduino PIC ARM DSP PLC With Optocoupler LM2576 Power

$7.99-8.99

Min. order: 10 pieces

2-Way Relay Module 5V 12V with <strong>Optocoupler</strong> Protection for <strong>Arduino</strong> - Product Image 1

2-Way Relay Module 5V 12V with <strong>Optocoupler</strong> Protection for <strong>Arduino</strong> - Product Image 2

2-Way Relay Module 5V 12V with <strong>Optocoupler</strong> Protection for <strong>Arduino</strong> - Product Image 3

2-Way Relay Module 5V 12V with <strong>Optocoupler</strong> Protection for <strong>Arduino</strong> - Product Image 4

2-Way Relay Module 5V 12V with Optocoupler Protection for Arduino

verify

$0.52-0.62

Min. order: 10 pieces

1 2 4 8 Channel 5V 12V 24V Relay Module with <strong>Optocoupler</strong> High Low Level Trigger Shield for <strong>Arduino</strong> PIC AVR MCU DIY Projects - Product Image 1

1 2 4 8 Channel 5V 12V 24V Relay Module with <strong>Optocoupler</strong> High Low Level Trigger Shield for <strong>Arduino</strong> PIC AVR MCU DIY Projects - Product Image 2

1 2 4 8 Channel 5V 12V 24V Relay Module with <strong>Optocoupler</strong> High Low Level Trigger Shield for <strong>Arduino</strong> PIC AVR MCU DIY Projects - Product Image 3

1 2 4 8 Channel 5V 12V 24V Relay Module with <strong>Optocoupler</strong> High Low Level Trigger Shield for <strong>Arduino</strong> PIC AVR MCU DIY Projects - Product Image 4

1 2 4 8 Channel 5V 12V 24V Relay Module with <strong>Optocoupler</strong> High Low Level Trigger Shield for <strong>Arduino</strong> PIC AVR MCU DIY Projects - Product Image 5

1 2 4 8 Channel 5V 12V 24V Relay Module with <strong>Optocoupler</strong> High Low Level Trigger Shield for <strong>Arduino</strong> PIC AVR MCU DIY Projects - Product Image 6

1 2 4 8 Channel 5V 12V 24V Relay Module with Optocoupler High Low Level Trigger Shield for Arduino PIC AVR MCU DIY Projects

$0.55-4.88

Min. order: 5 pieces

Top categories

Electronic Accessories & Supplies - Category Image

Electronic Accessories & Supplies

Audio Components and Products - Category Image

Audio Components and Products

Power Supplies - Category Image

Telecommunications - Category Image

Telecommunications

Development Boards, Electronic Modules and Kits - Category Image

Development Boards, Electronic Modules and Kits

Discrete Semiconductors - Category Image

Discrete Semiconductors

Displays, Signage and Optoelectronics - Category Image

Displays, Signage and Optoelectronics

Passive Components - Category Image

Passive Components

Sensors - Category Image

PCB & PCBA - Category Image

Circuit Protection - Category Image

Circuit Protection

Connectors, Terminals & Accessories - Category Image

Connectors, Terminals & Accessories

Isolators - Category Image

RF, Microwave and RFID - Category Image

RF, Microwave and RFID

Wireless & IoT Module and Products - Category Image

Wireless & IoT Module and Products

Relays - Category Image