ESP-01 WiFi Relay Module – IoT Wireless Control

The ESP-01 WiFi Relay Module is a compact and efficient wireless control switch designed for IoT-based automation projects. Powered by the ESP8266 ESP-01 Wi-Fi module, this relay board allows you to control AC or DC appliances remotely through Wi-Fi, making it an ideal solution for smart home applications, industrial automation, and wireless switching systems.

With seamless integration with mobile apps (like Blynk or custom MQTT dashboards), this module enables real-time control of electrical devices over a local network or the internet. The onboard 5V relay can handle up to 250V AC / 10A, making it suitable for a wide range of switching tasks in IoT projects.

Key Features:

• Wi-Fi Module: ESP8266 ESP-01 (802.11 b/g/n)

• Relay Specification: 1-Channel, 5V, up to 250V AC / 10A load

• Control Mode: Wireless (via smartphone, web servers, or MQTT)

• Onboard Power Circuitry: 5V to 3.3V level conversion for ESP-01

• Status LED Indicators for Power and Relay Switching State

• High Isolation Between Control and Load Side for Safety

• Compact Size for Easy Integration into Smart Home Systems

• Fully Compatible with Blynk, Home Assistant, or Custom Firmware (AT Commands/Flashing)

Applications:

• Smart Home Automation (Lights, Fans, Appliances)

• IoT-Based Remote Switch Control

• Industrial Equipment Wireless Control

• Home Automation DIY Projects

• Wireless Switching via Mobile App or Cloud API (Blynk, MQTT)

Package Includes:

• 1 x ESP-01 WiFi Relay Module

• (ESP-01 Module not pre-installed – insert your own or choose a bundle)

Why Choose This ESP-01 Relay Module?

• Simple and reliable wireless control solution for IoT switching applications.

• Supports direct integration with popular IoT platforms (Blynk, Node-RED, Home Assistant).

• Compact and cost-effective, ideal for DIY Smart Home Projects.

• High-quality relay suitable for both AC and DC loads.

• Hassle-free connectivity using ESP-01 Wi-Fi Module.