Japanese Style Double Core Flat Wire Factory Direct, Supplier - Shujie Electric

Japanese Style Double Core Flat Wire

When high-density wiring or flexible appliance integration is required, a specialized flat cable solution becomes essential. In these demanding applications, our Japanese Style Double Core Flat Wire stands out as a premier choice, engineered for reliability and ease of installation. Our product is designed to meet the stringent specifications of Japanese standards, offering a compact, durable, and safe wiring solution. For projects requiring a 300V rated, flat construction, our Japanese VFF Flat Twin Core Wire provides excellent performance. When superior insulation and flame retardancy are critical, the Japanese VHF PVC Insulated Flat Cable is the optimal selection. Its PVC insulation ensures long-term safety in various environments. Alternatively, our PVC Insulated Japanese Flat Twin Wire combines flexibility with robust protection, making it ideal for internal connections in electronic devices and control panels. This comprehensive range, including the general-purpose VFF Double Core PVC Insulated Cable, is manufactured to ensure consistent quality, electrical integrity, and compliance with international safety norms.


The Japanese Style Double Core Flat Wire is meticulously constructed with precision to deliver exceptional electrical and mechanical properties. Its flat profile allows for neat cable management and efficient use of space, which is crucial in modern, compact electrical assemblies and appliances. The product features two parallel conductors securely embedded within a high-grade PVC insulation jacket, providing excellent resistance to abrasion, moisture, and common chemicals. This design ensures stable signal transmission and power delivery while minimizing electromagnetic interference. Below are the detailed technical specifications and key features presented for clarity and professional reference.

Technical Specifications

  • Standard: Compliant with JIS C 3306 / Equivalent to VFF, VHF Standards
  • Rated Voltage: 300V
  • Conductor: Plain Annealed Copper, Tinned Copper available
  • Insulation: High-Quality PVC Compound (Polyvinyl Chloride)
  • Temperature Rating: -10°C to +70°C (Operating), up to 105°C (VHF variant)
  • Flame Retardancy: Self-extinguishing (IEC 60332-1 compliant)
  • Color: Standard White, Black, Red; Custom colors available on request

Available Cross-Sectional Areas & Construction

Nominal Cross-Sectional Area (mm²) Conductor Structure / No. of Strands Approx. Overall Dimensions (Width x Thickness) mm Approx. Net Weight (kg/km)
0.5 20/0.18 3.2 x 1.6 12.5
0.75 30/0.18 3.6 x 1.8 16.5
1.25 50/0.18 4.4 x 2.0 24.8
2.0 37/0.26 5.2 x 2.4 36.2

Key Features & Benefits

  • Space-Saving Design: The flat twin-core construction allows for streamlined routing in tight spaces and behind panels.
  • Enhanced Flexibility: Fine-stranded conductors provide excellent flexibility for easy bending and installation.
  • High Dielectric Strength: PVC insulation offers reliable protection against electrical leakage and short circuits.
  • Durability: Resistant to cracking, oil, and sunlight exposure, ensuring a long service life.
  • Easy Identification & Termination: Parallel conductors simplify connection and reduce wiring errors.

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