Description

5V Single Channel Relay Module (Non-Optocoupler)

Control high-voltage devices safely using your Arduino, ESP32, Raspberry Pi, or any 5V microcontroller with this 5V Single Channel Relay Module. Designed for reliable switching applications, this module allows low-power digital signals to control high-power AC or DC loads.

This version is non-optocoupler based, making it compact and cost-effective for general automation and IoT projects.

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🔧 Key Features

• ✅ 5V operating voltage (direct microcontroller compatible)

• ✅ Single channel relay output

• ✅ Supports up to 10A 250VAC / 10A 30VDC switching

• ✅ High / Low level trigger compatible (check wiring before use)

• ✅ Onboard LED indicator for relay status

• ✅ Screw terminals for easy load connection

• ✅ Compact PCB design

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⚙️ Applications

• Home automation projects

• IoT-based switching systems

• Smart appliances control

• Light, fan, motor switching

• DIY automation experiments

• Industrial prototype testing

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🧠 How It Works

The relay acts as an electrically operated switch. When the microcontroller sends a signal to the module, the onboard transistor drives the relay coil, allowing you to control high-voltage AC or DC devices safely from low-voltage logic signals.

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📌 Technical Specifications

• Operating Voltage: 5V DC

• Trigger Current: ~15–20mA

• Relay Type: SPDT (Single Pole Double Throw)

• Switching Capacity:

  • 10A @ 250V AC

  • 10A @ 30V DC

• Isolation: Non-Optocoupler Design

• Output Terminals: NO / COM / NC

• PCB Size: Compact module format

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⚠️ Important Note

• This is a non-isolated (non-optocoupler) relay module.

• When working with high voltage (AC mains), ensure proper insulation and safety precautions.

• Recommended for users with basic electronics knowledge.

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📦 Package Includes

• 1 × 5V Single Channel Relay Module