[OBSOLETE] Sonoff, Sonoff TH, S20, Dual, 4CH, POW, & Touch Device Handler & SmartApp ($5 & $10 Smart Switches)

[erocm1231 (Eric M)]

Oops, sorry, it was posted in my H801 thread:

[OBSOLETE] SmartLife (H801) RGBW LED Strip Wifi Controller & Bulb

Ok, so here is the image of where to cut and add a wire. It isn’t an ‘easy’ cut as it is quite tight. However the black box is where the relay is and red box is the bit that needs to be removed, while the blue bit is a new wire link you need to add. This will make the Sonoff have volt free contacts. [image] [image] The key thing to check after you have cut the PCB is that there is no connection between 2 and 3, but there is a connection between 1 and 2. I have shown the top of the PCB so you can see which trace needs cutting. A small hacksaw would be perfect, just go slow so that you do not tear/cut any components. The result is you have mains in on one side and volt-free on the other. It shouldn’t be too hard, but if …