Sonoff Basic Switch Light Switch

In designing this, my goal was to make it easy to print, simple and hopefully aesthetically pleasing (not look like a 3d printed part).

All the parts can be printed without support (with the exception of the bezel). There are no screws or soldering required. Should be able to print all parts in normal resolution.

There is a compression spring I added to the button. You can get them on Amazon for cheap. The size needed is 7mm x 12.5mm.


I designed guides for cutting the vertical tabs, so it can be mounted in a standard light switch box, or metal switch box (see photo).


Install is super easy
1. Print all the parts
2. Put the board in the box, align the button/led
3. Slide on the back cover
4. Connect the hot and neutral wires to the bottom terminals labeled "H" and "L" on the box using the screw holes.
5. Connect the switched hot to the open terminal on the top.
6. Turn on the breaker and test it.
7. snap the button + spring + bezel on top and close it all up, and m