![Detecting and controlling mains voltages with a Raspberry Pi or Arduino | Experiments using a Raspberry Pi and solid state relays (SSRs) to sense the presence of mains electricity and switch loads Detecting and controlling mains voltages with a Raspberry Pi or Arduino | Experiments using a Raspberry Pi and solid state relays (SSRs) to sense the presence of mains electricity and switch loads](https://pdcastro.github.io/mains-io/assets/img/mains-io-drawing.png)
Detecting and controlling mains voltages with a Raspberry Pi or Arduino | Experiments using a Raspberry Pi and solid state relays (SSRs) to sense the presence of mains electricity and switch loads
![Wired DC-AC 3Amp Isolated Solid State Relay Module, SSR in 3-32VDC Out 90-250VAC, for Raspberry-Pi Arduino ESP32 PLC MCU DSP: Amazon.com: Industrial & Scientific Wired DC-AC 3Amp Isolated Solid State Relay Module, SSR in 3-32VDC Out 90-250VAC, for Raspberry-Pi Arduino ESP32 PLC MCU DSP: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/61ZU751TrcL.jpg)
Wired DC-AC 3Amp Isolated Solid State Relay Module, SSR in 3-32VDC Out 90-250VAC, for Raspberry-Pi Arduino ESP32 PLC MCU DSP: Amazon.com: Industrial & Scientific
![Detecting and controlling mains voltages with a Raspberry Pi or Arduino | Experiments using a Raspberry Pi and solid state relays (SSRs) to sense the presence of mains electricity and switch loads Detecting and controlling mains voltages with a Raspberry Pi or Arduino | Experiments using a Raspberry Pi and solid state relays (SSRs) to sense the presence of mains electricity and switch loads](https://pdcastro.github.io/mains-io/assets/img/din-rail-large.jpg)
Detecting and controlling mains voltages with a Raspberry Pi or Arduino | Experiments using a Raspberry Pi and solid state relays (SSRs) to sense the presence of mains electricity and switch loads
![Using the Raspberry Pi to control AC electric power | Rasberry pi projects, Raspberry pi, Electronic engineering Using the Raspberry Pi to control AC electric power | Rasberry pi projects, Raspberry pi, Electronic engineering](https://i.pinimg.com/originals/76/43/53/764353e998eadc12177c0c495df7af36.jpg)