Yay! Today the heat fuses arrived from China, all the way from Shenzen, Giang Dong Sheng: SEG Electronics

But I am dead tired so I will postpone the transformer reconstruction to part 3. As I write this, my blind-spot mirror v2 is being printed…

edit: the fuses that I ordered are open at room temperature, and close at 110°C. So I am back @♦¹


Heatfuse 110