5V 6-Channel Relay Module with Optocoupler – High-Voltage Control for Home Automation & Industrial Projects

The 5V 6-Channel Relay Module with Optocoupler Isolation is a powerful and reliable solution for controlling multiple AC or DC high-voltage devices using low-voltage microcontrollers such as Arduino, Raspberry Pi, ESP32, and more. Designed with light coupling (optocoupler) protection, each channel is optically isolated to safeguard your microcontroller and eliminate electrical interference, ensuring reliable switching and enhanced safety.

Ideal for home automation, industrial equipment control, robotics, and IoT-based applications, this relay module allows you to control devices like lights, fans, pumps, motors, and appliances with ease. It’s a must-have component for anyone looking to build smart systems with multiple device interfaces.

🔧 Key Features:
✔️ 6 Independent Relay Channels – Control multiple devices individually.
✔️ Optocoupler Isolation – Ensures electrical protection and stable performance.
✔️ Supports AC & DC Loads – Control both AC mains and DC devices with high-current relay support.
✔️ High-Current Relays – Suitable for fans, lights, motors, and more.
✔️ Freewheeling Diode – Prevents back EMF and protects your microcontroller.
✔️ Durable Screw Terminals – Secure and easy connections for power and loads.
✔️ Indicator LEDs – Status lights for each relay channel for easy debugging.

🛠 Applications:

• Home Automation Systems

• Industrial Control Panels

• Smart Agriculture and Irrigation

• Robotics and Motor Control

• IoT Projects

• Appliance Switching

• Security Systems

⚠️ Note: Always ensure proper insulation and precautions when dealing with high-voltage AC loads. This module is intended for use with external power supplies and safe circuit isolation.

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