40 AWG /250 USTC Profiled Stranded Wire Silk Covered Copper Litz Wire

Litz wire employs a stranded wire with individually insulated conductors (forming abundle). Our factory can customize various types of Litz wire, which is one of our company's main products and best-selling products,including silk covered wire, Mylar wire, etc.

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 21 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.