Polyesterimide Taped Litz Wire 0.4mmx120 Copper Litz Wire For Transformer
One of the standout features of our customized litz wire is its adaptability. We understand that every project has unique requirements, which is why we offer customization options tailored to your specific needs. You can choose the wire diameter, the number of strands, and the type of cover, ensuring that you receive a product that perfectly aligns with your project specifications. This level of customization allows you to optimize your designs without compromising on quality.
·IEC 60317-23
·NEMA MW 77-C
·customized according to customer requirements.
Our commitment to quality extends beyond the materials used; we prioritize precision in manufacturing to ensure that every length of our taped litz wire meets stringent industry standards. This attention to detail guarantees that you receive a product that not only performs exceptionally but also stands the test of time.
The customized taped litz wire is the perfect solution for those seeking a high-performance, reliable and adaptable conductor.With its usperior voltage resistance, customizable features, and robust construction, this taped litz wire is designed to meet the demands of modern applications. Trust Ruiyuan to provide you with the quality and performance you need to elevate your projects to the next level.
Outgoing test of stranded wire | Spec: 0.4x120 | Model: 2UEW-F-PI, Tape spec:0.025x20 |
Item | Standard | Test result |
Outer conductor diameter(mm) | 0.433-0.439 | 0.424-0.432 |
Conductor diameter(mm) | 0.40±0.005 | 0.396-0.40 |
Overall diameter (mm) | Max.6.87 | 6.04-6.64 |
Pitch(mm) | 130±20 | √ |
Max resistance (Ω/m at20℃) | Max. 0.001181 | 0.001116 |
Breakown voltage Mini (V) | 6000 | 13000 |
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.



