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Enameled Wire
Created with Pixso. PIW-240 Polyimide Enameled Copper Magnet Wire, Class 240 High-Temperature Winding Wire for Aerospace, Motors and Generators
Detail Information
Place of Origin:
China & Thailand
Certification:
LEC
Cable Type:
Enameled Wire
Conductor Material:
CU / AL
Insulation Material:
Polyimide Enamel
Jacket Material:
/
Rated Voltage:
/
Rated Temperature:
Class 240 (240°C Thermal Class)
Packaging Details:
Export-ready packaging tailored to cable and magnet wire specifications and shipping requirements. Drums, reels, and pallets available as applicable
Supply Ability:
15,000 KM per year
Highlight:

PIW-240 Enameled Wire

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Polyimide Enameled Wire

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Class 240 enameled round copper wire

Product Description

POLYIMIDE ENAMELLED COPPER WIRE — CLASS 240

PRODUCT OVERVIEW

PIW-240 is a high-temperature magnet wire designed for applications requiring exceptional thermal endurance and reliable insulation performance under severe operating conditions.

The polyimide insulation system provides excellent thermal stability, chemical resistance, and mechanical durability.

APPLICATIONS

  • Aerospace electrical systems

  • High-temperature motors

  • Generators

  • Transformers

  • High-temperature coils

  • Specialized industrial equipment

  • Automotive high-temperature applications

  • Electrical equipment operating in severe environments

STANDARDS

  • IEC 60317 series

  • NEMA MW 1000 series

  • JIS C 3202

  • Customer-specific specifications

CONSTRUCTION

Conductor: Annealed copper
Insulation: Polyimide enamel
Conductor Shape: Round
Thermal Class: 240°C

TECHNICAL DATA

Parameter Specification
Conductor Material Annealed Copper
Conductor Shape Round
Thermal Class 240°C
Nominal Diameter 0.10–5.00 mm
Insulation System Polyimide
Insulation Grade Grade 1 / Grade 2
Electrical Breakdown Voltage According to applicable standard
Elongation According to applicable standard
Adhesion Excellent
Flexibility Good
Heat Shock Excellent
Abrasion Resistance Excellent
Chemical Resistance Excellent
Thermal Stability Extremely High
Radiation Resistance Application dependent
Color Natural / Customer specified

KEY FEATURES

  • Very high thermal endurance

  • Excellent chemical resistance

  • High mechanical durability

  • Stable insulation performance

  • Suitable for severe temperature environments

  • Designed for specialized industrial applications

AVAILABLE FORMS

  • Round magnet wire

  • Fine wire

  • Heavy-gauge wire

  • Precision winding wire

PACKING

  • Plastic spools

  • Protective cartons

  • Pallets

  • Customer-specified export packaging

QUALITY ASSURANCE

Quality inspection can cover conductor diameter, electrical resistance, insulation dimensions, dielectric breakdown, elongation, adhesion, flexibility, heat shock, abrasion resistance, and thermal endurance.

FAQ

Q1: What is PIW-240?
A: PIW-240 is polyimide enamelled copper magnet wire designed for high-temperature Class 240 applications.

Q2: Where is PIW-240 used?
A: It is intended for specialized applications such as high-temperature electrical equipment, aerospace-related systems, motors, generators, transformers, and other severe environments.

Q3: What makes polyimide insulation suitable for high-temperature applications?
A: Polyimide insulation provides excellent thermal stability together with strong chemical and mechanical resistance.

Q4: Is PIW-240 suitable for standard motors?
A: It can be used where the application specifically requires its high-temperature insulation performance; selection should be based on the complete motor design.

Q5: Can special sizes be manufactured?
A: Yes. Conductor diameter, insulation build, spool size, and packaging can be customized.