One Channel ESP8266 WiFi Relay Board With ESP 12F 30A Relay And Optocoupler Isolation For Smart Home Wireless Control Development Module Perfect For Remote Automation Powered By DC 7 To 28 V Or 5 V Supply
✔️ Single unit ESP8266 board, 30A relay, DC7-80V/5V power options
The one channel ESP8266 WiFi relay board combines a robust ESP-12F module with a 30A relay, ready for smart home wireless control and remote automation. It exposes full IO pins for easy secondary development and supports DC7-80V or 5V power sources.
✅ ESP8266 module ESP-12F with 4M Flash
✅ 30A relay with optocoupler isolation
✅ Power options: DC7-80V or 5V
✅ Board size 78x47mm; weight 45g
✅ IO pins and burning port exposed for easy development
💡 What is a single-channel ESP8266 WiFi relay board used for in home automation? Handy controller for turning devices on/off via WiFi using ESP8266 and Arduino IDE.
- handy for remote control of lights, fans, or other connected devices
- supports 30A switching with optocoupler isolation for safety
- works with DC7-80V or 5V supply and exposes multiple GPIO pins for integration