4N 99.998% 0.025mm Enamel Coated Wire High Purity OCC Wire

Our company provides three kinds of high-purity OCC bare copper wire and enameled wire with different purity of 4N, 5N and 6N, which can meet the needs of different projects.

High-purity OCC bare copper wire has a wide range of applications, mainly for audio equipment, car audio, high-end power amplifiers, earphones and speakers. Compared with traditional copper wires, high-purity OCC bare copper wires can significantly improve sound quality, making music more delicate, clear, dynamic and vivid.

RUIYUAN was established in 2002, located in Tianjin City,the second largest port city in China.We have been focusing on different kinds of high quality wires: enameled round copper wire, rectangular enameled copper triple insulated wire, silk covered Litz wire, bonding wire and special enameled wire for 23 years.Ruiyuan is one of the pioneers in producing micro thin enameled wires below 0.03mm in China. Our R & D team has 20 years of market experience. In 2019, our finest diameter is 0.011mm, and mass production has been achieved. All of our products are UL, RoHS certified, in line with industry standards IEC60317, JIS C 3202, NEMA, NW82.