As I explained in:
I control my heating on two zones thanks to pilot wires. As part of the switch from Jeedom to Home Assistant, I have to manage these relays with Home Assistant.
As I explained in:
I control my heating on two zones thanks to pilot wires. As part of the switch from Jeedom to Home Assistant, I have to manage these relays with Home Assistant.

The First version of this tutorial was made with a Sonoff Basic R2, the second version was made with a Sonoff Basic R3.

At a lower cost (within €10) + the price of heating (€16), I wanted to domotiser the heating of the bathroom to:
The arrival on the market of the Sonoff POW R3 which accepts 25A gives me the idea of embarking on the control/piloting of my water heater. Until now, the low loads of previous equipment had pushed me back. Read More