FIW4 2900V 0.12mm Fully Insulated Wire FIW wire

According to the thickness of the insulating paint film, there are seven grades of FIW3 to FIW9, among which the thickest FIW9 has the strongest pressure resistance. Tianjin Ruiyuan is one of the few companies in the world that can make the FIW9.

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.