But most small and medium-sized enterprises will not go to buy! Why? It's because of the high price, twice the normal price.
In fact, the switching power supply is now full of such things are ~ technology is no longer a problem, the big brands can be used 2-3 years, small brands can be used 2-3 years, the output is as stable as, after all, there is nothing, transformers, coils, tubes, rectifiers, and other components are used in the new pieces. On this side of Yueqing City alone switching power supply factory are in the warranty more than two years, the price of the service is very good Taobao search store switching power supply customization OK