Sonoff Zigbee Dongle-Max

Get a Sonoff Dongle-Max and pair all your devices fresh, starting with mains-powered closest to the controller then working outwards; then start on battery devices, again those closest to controller, working outwards. Some Aqara devices are known to not adapt kindly to new routes, so ensure they're close to their final location when you re-pair. Your solution was to try a new controller of the same family; it's more likely that there's some conflict between that family or chipset and your devices, rather than 75 devices being bad. And the 3rd party hub is just another thing to cause issues in …

Excerpt saved from the Arctic Shift Reddit archive on 2026-10-23.

I was/am in a similar position (old 3 story house with basement in Switzerland). I started with a sonoff dongle max a few weeks ago and discovered was able to create a relatively stable mesh network with a smart plug and one lamp as repeaters so far. Now am in the process of trying to add Zigbee actors to my light switches. However, this requires deeper flush mounting boxes (Einlasskästen) than the old boxes in my house. So if you have deeper boxes (60+ mm) or the option to install these, I would do this and invest in actors from Shelly or sonoff (they have the smallest and most affordable) …

Excerpt saved from the Arctic Shift Reddit archive on 2026-10-23.