0.08mmx800 PET Insulation Mylar Litz Wire For Transformer
- Ultra-fine Single Strand: 0.08mm diameter, ensuring high flexibility and low electrical resistance.
- Multi-strand Twisting: Composed of 800 tightly twisted fine silver strands, enhancing conductivity and mechanical strength.
- PET tape wrapping: Outer layer wrapped with durable PET film, providing excellent insulation and mechanical protection.
- Application Fields: Suitable for high-frequency transformers, RF circuits, wireless charging, induction heating, and other high-frequency electronic devices.
- Reduced High-frequency Loss: Multi-strand design effectively minimizes eddy currents and proximity effects, improving overall efficiency.
- Excellent Heat Dissipation: PET coating enhances thermal management, extending the lifespan of the wire.
- Flexible and Easy to Wind: Tightly twisted fine strands make it ideal for complex and miniature coil designs.
- Environmental Resistance: PET film offers outstanding moisture, temperature, and mechanical durability, suitable for harsh operating environments.
- Performance Advantages: Improves electrical transmission efficiency, reduces energy loss, and ensures stable device operation.
·IEC 60317-23
·NEMA MW 77-C
·customized according to customer requirements.
1. What's your company 's product scope?
Our product range includes various types of winding wires for high-frequency applications, such as:
- Litz wire (including twisted wire, film-coated litz wire, Meander litz wire, silk-coated wire, natural silk-coated wire, three-layer insulated litz wire, ETFE extruded litz wire)
- 2. What is your delivery lead time?
- The lead time is 15 days .3. What is your warranty policy?
Within 2 years, any quality-related issues will be covered by a one-time full replacement of defective products.
- 3. What is the procurement process?
Submit inquiry with requirements → Sample making → Sample approval → Quotation → Proforma Invoice (PI) → PI confirmation → Payment arrangement → Production → Shipment4. What are your trade terms?
EXW, CPT, FOB, CIF, DDU, DDP are all acceptable.5. What is the MOQ?
The MOQ (Minimum Order Quantity) is 20KG.6. What are your payment methods?
T/T, D/P, L/C, PayPal.7. Which courier services do you use?
FedEx, DHL, TNT, UPS, with discounts up to 80%.8. How are your products different from competitors'? What are your advantages?
We offer a full range of high-frequency magnet wire products, including litz wire, rectangular enameled copper wire, round enameled copper wire, triple-insulated wire, etc., to meet various requirements. We support small-batch customization, ensuring quality and delivery even during your R&D or startup phase.
1. General Information
| Item | Description |
| Base Conductor | Enameled Round Copper Wire (UEW) |
| Insulation Class | Class f (155°C) |
| Tape Material | PET Film (130°C) |
| Tape Specification | 0.025mm (Thickness) x 15mm (Width) |
| Construction | 800Strands (Structured as (40*4*5) |
2. Technical Parameters & Test Results
| Test Item | Unit | Technical Requirement | Test Sample Result |
| Single Wire Diameter | mm | 0.087 ~ 0.095 | 0.090 ~ 0.093 |
| Conductor Diameter | mm | 0.080 ± 0.003 | 0.078 ~ 0.08 |
| Overall Diameter (O.D.) | mm | ≤ 3.71 | 3.21 ~ 3.48 |
| DC Resistance (@20°C) | Ω/m | ≤ 0.004719 | 0.004214 |
| Dielectric Strength | V | ≥ 4,000 | 15,000 |
| Twist Pitch | mm | 40 ± 10 | 40 |
| Tape Overlap Rate | % | ≥ 50% | 52% |
| Winding Test | - | No Cracks | No Cracks (OK) |
- Application Fields: Suitable for high-frequency transformers, RF circuits, wireless charging, induction heating, and other high-frequency electronic devices.
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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.














