Raspberry Pi Pinout

Appliance HAT

The Appliance HAT is a 6 channel SPST relay I/O board based on the Microchip MCP23017 I2C expander. Ideally suited to switching of household appliances, industrial control or home automation applications.


  • 6 opto-isolated quick connect power relays
  • Up to 16A @ 250V AC
  • Easy to use interactive web GUI
  • Based on the MCP23017 16-port GPIO expander
  • Jumper selectable I2C address & GPIO voltage (3.3V / 5V)
  • Can be used with 3.3V or 5V I2C host devices (eg, Arduino)
  • Built-in user programmable ID EEPROM

Easy Installer

Our easy installer takes care of the setup process automatically.

sudo wget https://git.plasmadan.com/install.sh
sudo sh install.sh

Alternatively, you can install manually. See our setup guide.


Appliance HAT