2USTC-F 5×0.03mm Silk Cover Litz Wire Copper Conductor Insulated
The use of silk covered Litz wire in electrical applications is well-proven as it significantly reduces skin effect and proximity effect losses, thereby increasing efficiency. Our silk Covered Litz Wire is carefully designed to maximize these benefits, ensuring your equipment operates at optimal levels. With its excellent conductivity and flexibility, this wire is an excellent choice for engineers and hobbyists alike.
The use of silk covered Litz wire in electrical applications is well-proven as it significantly reduces skin effect and proximity effect losses, thereby increasing efficiency. Our silk Covered Litz Wire is carefully designed to maximize these benefits, ensuring your equipment operates at optimal levels. With its excellent conductivity and flexibility, this wire is an excellent choice for engineers and hobbyists alike.
Ruiyuan specializes in providing litz wires, including copper stranded wire, nylon coated litz wire, tape coated litz wire, flat tape coated litz wire. At the same time, we also provide litz wires made of silver single wire stranded, and silk coated litz wire wrapped with silk. We fully customize according to your requirements.
Item |
Unit |
Technical requests |
Reality Value | |
Conductor Diameter |
mm |
0.033-0.044 |
0.037 |
0.038 |
Single wire diameter |
mm |
0.03±0.002 |
0.028 |
0.029 |
O.D. |
mm |
Max. 0.18 |
0.14 |
0.17 |
Resistance (20℃) |
Ω/m |
Max.5.654 |
5.106 |
5.100 |
Breakdown Voltage |
V |
Min.400 |
2600 |
2800 |
Pitch |
mm |
16±2 |
√ | √ |
5G base station power supply

EV Charging Stations

Industrial Motor

Maglev Trains

Medical Electronics

Wind Turbines






Founded in 2002, Ruiyuan has been in the manufacture of enamelled copper wire for 20 years.We combine the best manufacturing techniques and enamel materials to create a high-quality, best-in-class enameled wire. The enameled copper wire lies at the heart of technology we use every day – appliances, generators, transformers, turbines, coils and much more. Nowadays, Ruiyuan has the global footprint to support our partners in marketplace.

Our Team
Ruiyuan attracts many outstanding technical and management talents, and our founders have built the best team in the industry with our long-term vision. We respects the values of each employee and provides them with a platform to make Ruiyuan a great place to grow a career.



