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Selfu Electrical Wire Logo

Premium High-Temperature Electrical Wires & Cables

Shanghai Selfu High Temperature Cable Co., Ltd. – A trusted Chinese manufacturer with 10+ years of expertise in silicone, PTFE, FEP, fiberglass, mica, and EV cables. Engineered for extreme conditions from -65°C to +1000°C.

High-Temperature Electrical Wire

About Shanghai Selfu

Engineered for Extreme Performance

Selfu Factory

10+ Years of Excellence in High-Temperature Cables

Shanghai Selfu High Temperature Cable Co., Ltd., based in Jiading, Shanghai, has specialized in high-temperature cable solutions for over a decade. Our R&D-driven approach ensures the production of reliable, durable, and high-performance wires for industrial, automotive, aerospace, and energy sectors.

We manufacture a wide range of products including silicone rubber wire, Teflon (PTFE/FEP/PFA) wire, fiberglass braid wire, mica tape insulated cables, EV high-voltage cables, and advanced heating wires. Our conductors include tinned, silver-plated, nickel-plated, and bare copper, supporting temperature ranges from -65°C to an extreme +1000°C.

  • ISO-Compliant Quality Control System
  • Advanced Production & Testing Equipment
  • Global Export Experience (CE, CCC, UL Standards)
  • Customization & OEM/ODM Support

Why Choose Selfu?

Reliability, Innovation, and Global Support

Professional Team

10+ years of experience supporting top-tier global clients with premium electrical wire solutions.

High Standard

Integrated QC system and technological innovation ensure consistently reliable, high-standard cables.

Meticulous Service

Dedicated sales and after-sales support to understand your needs and solve problems quickly.

Global Support

Service capability spans worldwide with timely and convenient after-sales assistance.

Our Featured Products

High-Performance Wires for Demanding Applications

Fiberglass Braid Mica Tape Cable

Fiberglass Braid Mica Tape Insulated Cable

High fire resistance, ideal for emergency systems and extreme heat environments. Temp: up to 1000°C.

  • Conductor: Tinned or bare copper
  • Insulation: Mica tape + fiberglass braid
  • Standards: CCC, CE
PTFE Insulated UL1332 Cable

Teflon Insulated UL1332 High Temp Cable

Ultra-flexible PFA/FEP/PTFE insulated wire for aerospace, medical, and industrial use.

  • Temp Range: -65°C to +250°C
  • Conductor: Tinned or silver-plated copper
  • Standards: UL1332, RoHS
Silicone Rubber Wire

Flexible Silicone Rubber Wire

Soft, high-temp silicone wire available in AWG 4–20. Ideal for dynamic applications.

  • Temp: -60°C to +180°C
  • Gauge: 1.5mm² to 25mm²
  • Color: Red, black, white, custom
EV High Voltage Cable

New Energy EV High Voltage Cable

Shielded XLPE insulated copper cable for electric vehicles. High safety and durability.

  • Voltage: Up to 1500V DC
  • Shielding: Braided copper
  • Standards: ISO 6722, GB/T 34657
Shielded Silicone Cable

Silicone Shielded Cable

Electromagnetic interference (EMI) protected screened wire with tinned copper conductor.

  • Application: Industrial control, automation
  • Shielding: 85%+ coverage
  • Standards: CCC, CE
Carbon Fiber Heating Wire

Carbon Fiber Heating Wire

Lightweight, efficient heating element with fast thermal response and uniform heat distribution.

  • Temp: Up to 200°C
  • Voltage: 12V–220V
  • Use: Medical, automotive, home appliances
PVC Insulated Building Wire

BVR PVC Insulated Building Wire

Standard copper house wiring for electrical installations. 1.5mm² to 6mm², AWG 11–15.

  • Standard: GB/T 5023, IEC 60227
  • Color: Red, blue, yellow, green, black
  • Use: Residential & commercial wiring
Parallel Power Silicone Heating Cable

Parallel Power Constant Silicone Heating Cable

Self-regulating heating cable for pipelines, roofs, and industrial systems.

  • Power: 10–60W/m
  • Voltage: 120V/240V
  • Temp: Up to 150°C

Advanced Factory Equipment

Precision Testing & Quality Assurance

AC/DC Voltage Tester

Ensures dielectric strength and insulation integrity under high voltage stress.

Tension Tester

Verifies mechanical strength and elongation properties of conductors and insulation.

Micro Caliper & Data Caliper

Precision measurement of wire diameter, insulation thickness, and dimensional accuracy.

Frequently Asked Questions

What temperature ranges do your wires support?

Our products range from -65°C to +1000°C, depending on insulation type. Silicone wires handle up to 180°C, PTFE up to 260°C, and mica-fiberglass up to 1000°C.

Do you offer custom cable solutions?

Yes, we provide OEM/ODM services including custom lengths, colors, shielding, and conductor plating (tinned, silver, nickel).

What certifications do your cables have?

Our products meet CCC, CE, UL, RoHS, and ISO standards. EV cables comply with GB/T 34657 and ISO 6722.

Can you supply samples?

Yes, we offer free samples for qualified buyers. Contact us for details.

What is the lead time for orders?

Typical lead time is 7–15 days depending on order size and customization. Express shipping available.

Get in Touch

Reach out for quotes, samples, or technical support

Contact Information

  • Contact: Kevin Wang
  • Phone: +86-15221873936
  • WhatsApp: 008615221873936
  • Email: kevin@selfuelectricalwire.com
  • Address: 4th Floor, Building 36, No.70 Bole Road, Jiading District, Shanghai, China

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