Generally, most of the manufacturers including Shenzhen Sanyi Technology Co., LTD would love to refund the Switching Power Supply sample charge to purchasers if the order is placed. Once customers receive the product sample, and decide to cooperate with us, we can deduct the sample fee from the total cost. Moreover, the larger the order quantity is, the lower the price per unit will be. We promise that customers can get a very preferential price and quality assurance from us.
Sanyi is a reliable manufacturer. For many years, we have been engaged in the development and manufacturing of open frame smps. Sanyi's eps power supply is various in types and styles to meet the different needs of customers. The raw materials selection of Sanyi power adapter
manufacturer is taken into accont seriously. Designed with surge protection, it is suitable for indoor use. our company has a highly qualified team that loves power supply manufacturer development. Its control circuit is complicated, including primary voltage regulation, precision tunable voltage regulation, etc.
We make the company decision to be among the very popular eps power supply