EISVWY3/M-180 – Hot Air Self-Bonding Enameled Copper Wire (Class 180)
$30.00 per kg
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EISVWY3/M-180
Hot Air Self-Bonding Enameled Copper Round Wire – Class 180, Specially for Motors, Electromagnetic Clutches & Brakes
EISVWY3/M-180 is a high-performance polyesterimide self-bonding enameled copper wire, specifically engineered for motor winding applications where oven heating is the preferred bonding method.
The “/M” (Motor Series) designation indicates enhanced mechanical strength and thermal shock resistance, making this wire ideal for demanding applications such as electric vehicle traction motors, electromagnetic clutches, braking systems, and industrial servo motors.
With a thermal class of 180°C (Class H) and hot-air bonding capability, this wire enables efficient automated winding processes while ensuring reliable coil integrity under high-temperature and high-vibration conditions.
Key Features & Benefits
Optimized for oven heating processes – consistent fusing characteristics for automated winding lines.
Continuous operation at 180°C with excellent thermal aging resistance.
Enhanced mechanical strength and thermal shock resistance for high-speed rotating applications.
Available from 0.20 mm to 1.65 mm to suit various motor winding specifications.
Self-bonding layer ensures coils remain rigid and stable under vibration and thermal cycling.
Manufactured to ISO 9001 and IATF 16949 standards.
Product Parameters
| Model Number | Conductor Material | Diameter (mm) | Bonding Method | Thermal Class | Film Grade |
|---|---|---|---|---|---|
| EISVWY3/M-1B/180 | Copper | 0.20 – 0.85 | Hot Air / Oven Heating | 180 | 1B |
| EISVWY3/M-2B/180 | Copper | 0.20 – 0.85 | Hot Air / Oven Heating | 180 | 2B |
| AISVWY3/M-1B/200 | Copper | 0.30 – 1.65 | Hot Air / Oven Heating | 200 | 1B |
| AISVWY3/M-2B/200 | Copper | 0.30 – 1.65 | Hot Air / Oven Heating | 200 | 2B |
※ Custom diameters and film grades are available upon request.
Dimensional Specifications
| Conductor Dia. (mm) | Tolerance (±mm) | Min. Insulating Film Increase (mm) 1B / 2B | Min. Bonding Film Increase (mm) | Max. Outside Dia. (mm) 1B / 2B | Copper Resistance (Ω/m) Min / Max |
|---|---|---|---|---|---|
| 0.20 | 0.003 | 0.014 / 0.027 | 0.011 | 0.238 / 0.250 | 0.5237 / 0.5657 |
| 0.30 | 0.005 | 0.019 / 0.035 | 0.014 | 0.349 / 0.363 | 0.2230 / 0.2522 |
| 0.40 | 0.005 | 0.021 / 0.040 | 0.016 | 0.450 / 0.471 | 0.1316 / 0.1407 |
| 0.50 | 0.005 | 0.024 / 0.045 | 0.017 | 0.556 / 0.579 | 0.08462 / 0.08959 |
| 0.60 | 0.006 | 0.027 / 0.050 | 0.018 | 0.664 / 0.687 | 0.05876 / 0.06222 |
| 0.70 | 0.007 | 0.028 / 0.053 | 0.019 | 0.776 / 0.792 | 0.04317 / 0.04570 |
| 0.80 | 0.008 | 0.030 / 0.056 | 0.020 | 0.882 / 0.897 | 0.03305 / 0.0350 |
| 0.85 | 0.009 | 0.032 / 0.060 | 0.020 | 0.938 / 0.952 | 0.02924 / 0.03104 |
※ Full dimensional table including 0.04–1.65 mm is available upon request. Contact us for complete data.
Typical Applications
EISVWY3/M-180 is widely used in applications requiring reliable coil bonding and high thermal endurance:
Manufacturing Facilities



Packaging & Transportation


| Spool Type | d1 (mm) | d4 (mm) | l1 (mm) | l2 (mm) | d14 (mm) | Spool Weight (g) | Net Wire Weight (kg) | Recommended Wire Size (mm) | Spools per Box |
|---|---|---|---|---|---|---|---|---|---|
| PT-2 | 105 | 20 | 170 | 150 | 115 | 160 | 3 | 0.002 – 0.040 | 8 |
| PT-4 | 124 | 26.5 | 200 | 170 | 140 | 240 | 6 | 0.040 – 0.250 | 4 |
| PT-10 | 160 | 30 | 230 | 200 | 180 | 420 | 12 | 0.250 – 0.900 | 2 |
| PT-15 | 180 | 30 | 230 | 200 | 200 | 560 | 18 | 0.250 – 0.900 | 1 |
| PT-25 | 215 | 32 | 280 | 250 | 230 | 780 | 28 | 0.400 – 2.500 | 1 |
| PT-45 | 236 | 100 | 400 | 335 | 250 | 2150 | 45 | 0.400 – 2.500 | 1 |
| PT-60 | 270 | 45 | 400 | 350 | 300 | 2750 | 65 | 0.400 – 2.500 | 1 |
| PT-90 | 300 | 100 | 500 | 425 | 315 | 3900 | 90 | 1.000 – 5.000 | 1 |
Get a Quote
Need EISVWY3/M-180 for your motor winding project?
Contact our engineering team for samples, technical datasheets, or a customized quotation.
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| Model Number | EISVWY3/M-1B/180, EISVWY3/M-2B/180 |
|---|---|
| Material | Copper |
| Color | Natural |
| Application | Motor Windings, Frameless Coils, VCM, etc. |
| Thermal Class | Class 180 (Temperature Resistance 180-200 centigrade degrees) |
| Standard | NEMA, IEC, GB, JIS |
| Bond Methods | Hot Air (Oven Heating, Energized Heating) |
| HS Code | 8544110000 |
| Conductor Size | 0.20 – 0.85 mm in diameter. |
| Conductor Type | Solid |
| Insulation Film | Polyesterimide |
| Cut-through | 300 centigrade degrees |
| Conductor Diameter | 0.20mm, 0.21mm, 0.22mm, 0.23mm, 0.24mm, 0.25mm, 0.26mm, 0.27mm, 0.28mm, 0.29mm, 0.30mm, 0.31mm, 0.32mm, 0.33mm, 0.34mm, 0.35mm, 0.36mm, 0.37mm, 0.38mm, 0.39mm, 0.40mm, 0.41mm, 0.42mm, 0.43mm, 0.44mm, 0.45mm, 0.46mm, 0.47mm, 0.48mm, 0.49mm, 0.50mm, 0.51mm, 0.52mm, 0.53mm, 0.54mm, 0.55mm, 0.56mm, 0.57mm, 0.58mm, 0.59mm, 0.60mm, 0.61mm, 0.62mm, 0.63mm, 0.64mm, 0.65mm, 0.66mm, 0.67mm, 0.68mm, 0.69mm, 0.70mm, 0.71mm, 0.72mm, 0.73mm, 0.74mm, 0.75mm, 0.76mm, 0.77mm, 0.78mm, 0.79mm, 0.80mm, 0.81mm, 0.82mm, 0.83mm, 0.84mm, 0.85mm |






Leon Xu –
This is a high-performance, high-temperature resistant, self-adhesive enameled wire with excellent cost-effectiveness, making it ideal for products such as electromagnetic clutches, electromagnetic brakes, and voice coil motors.