Whosale Low Leakage Inductance High Saturation Current for Low-Power DC/DC Transformers

  Founded in 2013, Mianyang Sunuprise Technology Co., Ltd. specializes in the R&D and manufacturing of magnetic components such as network transformers, filters, and converters. With its own brand "SUR", the company's key strengths lie in customized design solutions and rapid response to customer needs, offering full-cycle support from design to mass production.
  Backed by production bases in Yunnan, Sichuan, and Guizhou, along with strict quality assurance, Sunuprise ensures reliability and on-time delivery. Its products are widely applied in communication, industrial control, and renewable energy, serving customers across Europe, the U.S., Australia, Taiwan, and Southeast Asia. Sunuprise is committed to delivering high-quality products and efficient services worldwide.

We specialize in network transformers, communication filters, DC/DC isolated transformers, common mode chokes, RJ45 + filter integrated solutions, and isolated power modules.

Yes. We provide OEM/ODM services, offering customized solutions based on electrical performance, dimensions, isolation requirements, and interface protocols.

Our products are widely applied in:

Network communication: switches, routers, network cards, set-top boxes, broadband equipment
Industrial control: PLCs, drives, UPS systems
Renewable energy: solar inverters, smart meters, protection relays
Other fields: medical equipment, process control, and security systems

We operate automated production lines with precision testing equipment, implementing strict quality control across the entire process, including high/low-temperature testing, EMC verification, lifetime assessment, and failure analysis.

We are committed to fast response and full-cycle support. Our engineering team works closely with customers from product selection and design to mass production, ensuring reliability, efficiency, and on-time delivery.