Shopping List
As most of these are electrical, you’ll find references to UK variants but there will undoubtedly be global variants.
Hardware parts
Most of the automations and sensors come from existing things I have, as a lot of things now are “connected” in some way and Home Assistant exposes those.
- Shelly 1PM - wifi relay, used for switching immersion water heater
- Gosund Smart Plug Mini 13A - Power monitoring, Wifi enabled, flashable to ESPHome/Tasmota.
- IKEA TRÅDFRI Wireless Plug - Zigbee
- SONOFF Universal Zigbee 3.0 USB Dongle
- Aqara Door and Window Sensor - Zigbee
ESPHome gadgets
- M5 Stack Atom - ESP32 development board
- BH1750 Light sensor - used for illuminance
Support parts
- USB to TTL Serial Converter - for flashing ESPHome firmware