Single Channel Optocoupler Isolated Relay Module 3V Relay Isolated Drive Control Module For Arduino Applications

Features:
This 1 channel DC optocoupler relay module features 3V/3.3V high level driving capability with optical isolation, enabling safe 10A load control while protecting microcontrollers from voltage interference.
Equipped with LED status indicators, screw terminals, and compact PCB design, it ensures compatibility for Arduino for seamless integration into automation projects.
Ideal for electronics engineers, IoT developers, and DIY enthusiasts requiring reliable relay control in industrial systems or intelligent home setups.
Perfect for switching appliances/lights in automation, laboratory testing rigs, or educational demonstrations of optocoupler isolation principles.
Its industrial grade optocoupler isolation technology and broad microcontroller compatibility make this relay driver module essential for building stable, interference resistant control systems.

Specifications:
Component:PCB
Option Type:1pc,3pcs;
Size: Approx.70x12mm/2.75x0.47inch
Working voltage: 3V/3.3V
Applicable scenario:intelligent home: controls the switches of lighting and home appliances to achieve intelligent management.

Note:
Please allow 1-2cm errors due to manual measurement.
Due to the differences between different monitors, the picture may not reflect the actual item color.

Package includes:
Package A
1pc Drive Control Module
Package B
3pc Drive Control Module