UL 3172 High-Temperature Wire for Industrial Thermal Equipment
In industrial thermal processing and heavy-duty heating environments, cable reliability is critical to preventing costly downtime. Our UL 3172 wire is specifically engineered to withstand the continuous heat stress and mechanical rigors of professional thermal equipment. Featuring high-grade extruded silicone rubber and a protective fiberglass braid, it ensures a stable electrical connection even under severe thermal cycling.
Engineered for Extreme Durability
While standard wires may degrade or become brittle, our UL 3172 remains flexible and resilient. The primary silicone insulation provides a high dielectric barrier, while the secondary fiberglass armor prevents fraying and damage during installation in complex furnace and oven compartments.


Technical Specifications (UL 3172 Standard)
| Rated Temperature | 200°C Continuous |
| Rated Voltage | 600 Vac |
| Conductor Sizes | 26 AWG – 18 AWG (Solid or Stranded) |
| Insulation Material | Extruded Silicone Rubber (30 mils min. avg) |
| Outer Protection | Fiberglass Braid or Serve |
| Compliance | UL Subject 758, Horizontal Flame Test |
As a specialist in high-temperature cables, we offer bulk wholesale pricing for thermal equipment manufacturers. Contact our engineering team today for custom specifications and volume quotes.







