1 Channel Relay Module with Optocoupler

The 1 Channel Relay Module with Optocoupler is a reliable interface module designed to control high-voltage AC or DC appliances using low-voltage microcontrollers like Arduino, Raspberry Pi, ESP8266, ESP32, and PIC.
It features an optocoupler for electrical isolation, ensuring better protection for your controller from voltage spikes and electrical noise. This module is ideal for automation, robotics, and industrial control applications.

Key Features

•  1-channel high-quality relay output

•  Built-in optocoupler for signal isolation

•  Controls AC & DC loads

•  Supports NO (Normally Open), NC (Normally Closed), and COM terminals

•  Operates on 5V logic input

•  High-current relay: typically 10A @ 250VAC / 10A @ 30VDC

• LED indicators for power and relay status

•  Standard screw terminals for easy wiring

•  Compatible with Arduino, Raspberry Pi, ESP boards, and other MCUs

Technical Specifications

• Operating Voltage: 5V DC

• Trigger Type: Low-level trigger (varies by model)

• Relay Type: Electromechanical

• Contact Rating: 10A @ 250VAC / 30VDC

• Isolation Method: Optocoupler

• Number of Channels: 1

• Output Terminals: NO, NC, COM

Applications

•  Home automation systems

•  Light and fan control

•  Door locks & access control

• Robotics and embedded projects

•  Industrial control circuits

•  Smart agriculture and irrigation systems

Package Includes

• 1 × 1-Channel Relay Module with Optocoupler