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4-channel 5V optocoupler relay module
4-channel 5V optocoupler relay module for Arduino, Raspberry Pi, and microcontroller control of AC/DC devices.
Description
The 4-Channel 5V Optocoupler Relay Module is a versatile and safe solution for controlling AC or DC devices using low-voltage signals from microcontrollers. Operating at 5V control voltage, it features four relays, each capable of switching loads up to 10A, making it ideal for home automation, robotics, and DIY electronics projects.
Equipped with optocoupler isolation, indicator LEDs, and screw terminals, this module ensures safe operation while protecting your microcontroller from voltage spikes. It is compatible with Arduino, Raspberry Pi, ESP32, ESP8266, and other microcontrollers, enabling reliable control of lights, fans, motors, and other appliances.
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Arduino LilyPad 328 ATmega328P Main Board 16M Compatible with Arduino
- Microcontroller: ATmega168 or ATmega328V
- Operating Voltage: 2.7-5.5 V
- Digital I/O Pins: 14
- PWM Channels: 6
- Analog Input Channels: 6
- DC Current per I/O Pin: 40 mA
- Board will run from 2V to 5V.
- The latest version of the LilyPad supports automatic reset for even easier programming.
- The back side of the LilyPad is now completely flat!
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