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ESP8266 ESP-01/ESP-01S Relay WiFi Smart Control Module for Arduino
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A WiFi-controlled relay module designed for ESP-01 or ESP-01S modules (based on the ESP8266). The relay is controlled via GPIO0 with a low-level trigger, all...
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A WiFi-controlled relay module designed for ESP-01 or ESP-01S modules (based on the ESP8266). The relay is controlled via GPIO0 with a low-level trigger, allowing you to switch mains-powered devices on and off wirelessly from a phone or any WiFi-connected device. APP and LUA source code are provided.
Key Features
- WiFi Module – Compatible with ESP-01 and ESP-01S (ESP8266-based)
- Relay Control – GPIO0, low-level trigger
- Working Voltage – DC 5V to 12V
- Working Current – ≥250 mA
- Relay Load Rating – 10A at 250V AC / 10A at 30V DC / 10A at 28V DC
- Transmission Distance – Up to 400m (open environment)
- Dimensions – 37 × 25mm
Warning: This module can switch mains voltage loads. Ensure proper safety precautions, insulation, and enclosure when working with high voltages.
Ideal For
- Smart home WiFi switches
- IoT device control
- Remote power switching projects
- Home automation with ESP8266
Package Contents
- 1× ESP8266 ESP-01/ESP-01S relay module (ESP module not included)
Resources
Jargon buster
Plain-language definitions for the technical terms used above.
- IoT
- Short for Internet of Things, meaning physical devices that connect to networks or the internet to send data or be controlled remotely. It matters if you want projects such as connected sensors, remote controls or classroom data-logging activities.
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