How to choose the right transformer？

Small transformer is an important electrical appliance that is widely used and can bring great convenience to people’s production and life. However, it has to be said that it is difficult for inexperienced people to smoothly buy practical small transformers. So, here is a simple description of how to buy a small transformer.
Determine what type of small transformer you need to use. I have to say this. The types and models of small transformers sold on the market are many, so when buying, be sure to buy according to the required model. Of course, buyers should have a more detailed understanding of the type and series of small transformers.
Before buying, you can first understand what brand of small transformer is worth buying on the Internet. The products sold on the market now show uneven quality, and it is very easy to buy poor quality products. Therefore, it is best to do an understanding first and buy a popular small transformer.