UL 3122 Silicone Fiber Braiding Tinned Copper Wire Manufacturer CableApex
Technical diagram of UL 3122 wire showing silicone insulation and fiberglass braid
Detailed texture of fiberglass braiding on UL 3122 silicone wire
UL 3122 braided silicone wire used for high-temperature motor leads

UL 3122 Silicone Fiber Braiding Tinned Copper Wire

High-performance UL 3122 silicone insulated wire with fiberglass braiding, engineered for applications requiring both extreme thermal stability (200°C) and superior mechanical protection.

  • Standard: UL 758, AWM Style 3122.

  • Rating: 200°C, 300V AC.

  • Insulation: Silicone rubber with protective fiberglass braid coating.

  • Conductor: 99.99% Oxygen-Free Tinned Copper (OFC).

  • Compliance: UL E333030, RoHS, REACH.

Category:

UL 3122 Silicone Fiber Braiding Tinned Copper Wire (200°C / 300V)

The Heavy-Duty Thermal Solution for Industrial and Lighting Engineering

CableApex’s UL 3122 wire represents the peak of thermal and mechanical resilience in the AWM category. By combining a flexible silicone rubber core with a high-density fiberglass braiding, this wire is designed to withstand continuous operating temperatures of 200°C while providing a physical barrier against abrasion and fraying. Utilizing 99.99% high-purity oxygen-free tinned copper (OFC), it ensures optimal signal and power transmission in the most demanding environments, such as industrial ovens, household heating appliances, and high-performance electric motors.

UL 3122 Silicone Fiber Braiding Tinned Copper Wire Manufacturer CableApex

Technical Specifications (UL File E333030)

  • AWM Style: UL 3122

  • Insulation: Silicone Rubber (Primary) + Fiberglass Braid (Secondary)

  • Temperature Rating: -60°C to +200°C

  • Voltage Rating: 300V AC

  • Flame Retardancy: Passed UL VW-1 and FT2 vertical/horizontal flame tests.

Mechanical Property: Excellent abrasion resistance and flexibility; resistant to UV and ozone.

Technical diagram of UL 3122 wire showing silicone insulation and fiberglass braid

UL 3122 Technical Parameter Table

Gauge (AWG) Stranding (No./mm) Insulation Thickness (mm) Approx. Outer Diameter (mm) Max Resistance (20°C Ω/km)
22 AWG 17/0.16 0.40 2.10 59.4
20 AWG 21/0.18 0.40 2.35 36.7
18 AWG 34/0.18 0.40 2.65 23.2
16 AWG 26/0.254 0.40 3.00 14.6

Why Partner with CableApex?

  • 15-Year Industrial Expertise: We leverage over a decade of specialized manufacturing experience and our 20-acre production facility in Yangzhou to deliver high-standard cable solutions.

  • 99.99% Pure Copper Guarantee: Every meter of our UL 3122 wire is built with high-purity tinned copper to minimize energy loss and ensure long-term reliability.

  • Certified Global Traceability: Our facility maintains UL File E333030, ensuring that your products meet strict North American and international safety requirements.

Direct Factory Sourcing: Gain a competitive edge with factory-direct pricing and technical support tailored to your specific industrial needs.

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