Home Assistant: Simple relays with ESPhome

As part in my effort to replace my underfloor heating control I’m taking a look at cheap rely boards from China. I wanted to design something myself but with how cheap these boards are, that’s not really useful anymore, let’s take a look at how to hook them up and if they work well combined with an ESP32, ESPhome and Home Assistant! Come and hang out with us at the Intermittent Technology discord server, click here:   / discord   ░▒▓[Associated blog post]▓▒░ https://blog.quindorian.org/2019/05/h... Mentioned videos: Multi-Room temperature sensing:    • Home Assistant: Cheap multi-room Temperatu...   Tuya-convert power plugs:    • Home Assistant: 10$ WiFi Energy plug meter...   ░▒▓[Information & Shopping links]▓▒░ 1x, 2x, 4x or 8x Relay board with Optocoupler and 3.3v trigger: https://geni.us/dRYwMJK MH-ET Live ESP32: http://geni.us/4OZdAj Wemos D32 Mini: https://geni.us/9aXV Good Micro-USB cable: https://geni.us/4Yqui9t Good Phone charger that can deliver 5v 2A (10w) on a single port: https://geni.us/TiSqB ░▒▓[Music]▓▒░ Intro&Outro TheFatRat - Xenogenesis (   • Video  ) During Video Jahzzar – Deja Vu (   • Jahzzar – Deja Vu [Synthwave] 🎵 from Royal...  )    • TheFatRat - Xenogenesis (Outro Song)   (   • TheFatRat - Xenogenesis (Outro Song)  )