Pantip Plaza, MBK Mall and Fortune Town are well known places in Bangkok to find electronic devices such mobile phones, drones, cctv, cameras and small gadgets. Moreover, you can find consumer electronics in nearly all malls in Bangkok, including BigC and Tesco.
However, what if I am looking for electronics supplies for Do-it-Yourself projects (e.g. home automation) or more sophisticated engineering applications?
In this case, you should definitely take a look Ban Mo Market. It is Bangkok's biggest market for electronics supplies and truly a heaven for technology geeks, engineers, technicians and hobbyists.