2-Channel 5V 10A Relay Module with Optocoupler – High-Current Switching with Electrical Isolation

The 2-Channel 5V 10A Relay Module with Optocoupler is a robust, high-performance module designed to control two high-voltage devices with complete electrical isolation from your control system. Featuring optocoupler protection, it ensures reliable signal transmission while protecting your microcontroller or development board from voltage spikes and electromagnetic interference.

Compatible with Arduino, Raspberry Pi, ESP8266, STM32, and other 5V logic systems, this module is ideal for a wide range of DIY electronics, home automation, and industrial control projects.

Key Features:

• ✅ Operating Voltage: 5V DC

• ✅ Channels: 2 Independent Relays

• ✅ Output Ratings: 10A @ 250V AC or 30V DC

• ✅ Control Logic: High and Low-Level Trigger Compatible

• ✅ Electrical Isolation: Built-in Optocouplers for Safety

• ✅ Onboard Indicators: LEDs show power and relay status

• ✅ Control Interface: 3-pin inputs per channel (IN, GND, VCC)

• ✅ Mounting Holes: Easy installation in enclosures or panels

Applications:

• Smart home automation

• Lighting and fan control

• AC/DC motor control

• Security and alarm systems

• IoT and microcontroller-based projects

• Industrial equipment control

Why Choose This Module?

• 🛡️ Safe Switching: Protects low-voltage microcontrollers from high-voltage circuits

• 🔌 Dual Output: Control two separate devices independently

• ⚡ High Power Support: Switch up to 10A current for heavier loads

• 🔧 Simple Integration: Easily interfaces with most popular development boards

Package Includes:

• 1 x 2-Channel 5V 10A Relay Module with Optocoupler

⚠️ Note:

Use caution when working with high voltages. Ensure proper wiring and isolation to avoid electric shock or circuit damage.