top of page


A great partner in power electronics.

Top‐Unum Electronics Co., Ltd. was established in 2014 by a group of experts with more than ten‐year experiences on passive elements field and switching power field, especially in power supply units. Moreover, we continue conserving energy to reduce carbon emission and implementing high efficiency products to protect the environment and sustainable development.



In face of the strict requirements on safety for power products, we have professional insistence for quality. For years, the stable and reliable quality for its major lines of products have won consistent trust from our customers all over the world.


With years of experience in high-end products, we are your outstanding choice for adapters. We focus on the production of high quality external power supply and were dedicated to customizing the design of products for clients demands.



Our main goal is customer satisfaction. Every product has passed safety standards in every aspect from design to production to ensure all customers are satisfied. On top of that, our members are all pleasant to serve customers with enthusiasm and professional knowledge.

Sustainable Development

Top‐Unum Electronics has developed a series of high-performance and environment-friendly power supplies which comply with RoHS and REACH Compliance. To lessen hazardous materials for environment is our responsibility.

bottom of page