ESP8266 5V WIFI 1 Channel Relay Module

This compact relay module integrates an ESP8266 chip to enable wireless control of a single circuit over WiFi while operating from a 5V power supply for efficient energy use.

• 5V operating voltage for compatibility with common microcontroller power sources.
• Single channel relay capable of switching up to 10A loads for a variety of home automation projects.
• ESP8266 WiFi module provides reliable wireless connectivity and straightforward integration with many IoT platforms.
• Compact size fits into small enclosures or embedded devices.
• Optocoupler isolation helps protect your microcontroller from high-voltage surges and interference.

Compared to standard relay modules, this model combines wireless flexibility with a robust ESP8266 core and high current handling in a streamlined design. It is well suited to applications where remote switching and WiFi control are required without a large physical footprint.

Connectivity and Integration

Using the ESP8266 chipset, the module delivers stable WiFi connections for remote operation from smartphones or networked controllers. Optocoupler isolation enhances electrical protection and consistent performance in noisy environments. Its 5V operation aligns with common development boards and microcontrollers, reducing the need for additional power supplies and simplifying system integration.