三映電子工業 Company Profile

We will accurately respond to all your needs from product planning to the manufacturing stage.

The flagship product proudly offered by San-ei Electronic Industry Co., Ltd. is magnet wire that is thinner than a human hair. With diameters ranging from 0.02 mm (20 microns) to 0.5 mm, this ultra-fine wire has a wide range of applications, being used as a key component in various electronic and electrical devices such as automobiles, home appliances, office automation equipment, factory automation equipment, communication devices, measuring instruments, and control equipment, demonstrating its important functions in various forms. The high-precision ultra-fine wire manufactured from over 50 years of experience and technological accumulation as a specialized fine wire manufacturer remains unmatched in the industry, earning absolute trust and evaluation from users. Currently, with the development of industries, advancements in high-tech technology are remarkable, leading to the miniaturization, complexity, and high performance of devices, which in turn demands diverse and advanced applications and characteristics for magnet wire. San-ei Electronic Industry responds to user needs with high-grade quality that meets the demands of device sophistication, addressing not only the electrical properties of magnet wire but also heat resistance, chemical resistance, environmental resistance, wear resistance, and many functional characteristics, as well as high-speed winding and outgassing measures.