About this item

📦 ESP8266 1-Channel Relay Module

🔌 Wi-Fi Dual Relay Switch

The ESP8266 1-Channel Relay Module combines the popular ESP8266 Wi-Fi SoC with two mechanical relays, allowing wireless control of electrical appliances up to 250V AC or 30V DC.

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⚙️ Built-in ESP-01S Wi-Fi Module

This board includes an ESP-01S module with built-in firmware for remote control, making it ideal for smart home automation projects. The relays can be triggered via HTTP, MQTT, or a custom app.

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🛠️ Features

• 📶 Integrated ESP8266 Wi-Fi
• 🔌 2 mechanical relays (10A/250V AC or 10A/30V DC)
• ⚡ Opto-isolated for safety
• 🔄 Supports smart home automation
• 🛡️ LED indicators for relay status
• 📐 Compact PCB design

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📦 Applications

• 🏠 Smart home appliances
• 💡 Remote light control
• 🔐 Wi-Fi controlled locks or gates
• 🖥️ IoT devices and sensors

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⚠️ Notes

• ⚙️ Program the ESP-01S with custom firmware (e.g., Tasmota or ESPHome)
• 🔌 Power with 5V DC
• 🔧 Requires basic soldering and configuration skills

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✨ Key Advantages

• ✅ Compact, ready-to-use module
• 🌐 Easy integration into home automation systems
• 🔄 Full control over both relays via Wi-Fi

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🔗 Useful Links

• 📄 ESP8266 Datasheet
• 🔧 Example: Tasmota Firmware