A transformer is an electronic device made of stainless steel windings and cores and performs the function of supplying power from one source to another through electromagnetic induction. The device is very useful in commercial as well as industrial sectors and more and more people switch to the technology for better power supply. Though, the device in some cases creates a lot of noise that can be harmful to the users and the device itself. Therefore, it is important to take some serious actions to get rid of the transformer noise, but before you hit the head and looking for a way, it is important for you to understand what the main cause behind such noise is. Identifying the main cause helps you solve the problem more efficiently and effectively. So, what are you waiting for? Just scroll down to get the answer to your query.