ESP8266 ESP-01 5V WiFi Relay Module – IoT Wireless Switch Relay Board for Smart Home, Automation & Arduino Projects

ESP8266 ESP-01 5V WiFi Relay Module – IoT Wireless Switch Relay Board for Smart Home, Automation & Arduino Projects

The ESP8266 ESP-01 5V WiFi Relay Module is a compact and powerful wireless control relay board designed for IoT, smart home, and automation projects. This module works with the ESP-01 / ESP-01S WiFi module and allows you to control electrical devices remotely using WiFi, mobile app, or web server.

It comes with an onboard 5V single-channel relay capable of switching up to 250V AC / 10A or 30V DC / 10A, making it suitable for controlling lights, fans, appliances, motors, and other electronic devices. The module supports AP mode and router mode, allowing easy integration with Arduino, NodeMCU, MQTT, Blynk, Home Automation, and IoT systems.

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Key Features

• Module Type: ESP8266 ESP-01 WiFi Relay Module
• Operating Voltage: 5V DC
• Relay Type: 1 Channel Relay
• Relay Rating: 10A 250V AC / 10A 30V DC
• WiFi Standard: 802.11 b/g/n
• Control Method: WiFi / UART / App / Web Server
• Compatible with ESP-01 / ESP-01S
• Supports AP / STA mode
• Onboard power regulation
• LED status indicator
• Compact PCB design
• Suitable for IoT & automation

Applications

• Smart home automation
• IoT projects
• Wireless switch control
• Arduino & ESP8266 projects
• Industrial automation
• Remote appliance control
• Robotics projects
• DIY electronics
• Home appliances control
• Relay switching via WiFi