UL 3573 High Temperature Ignition Lead Wire

UL 3573 Silicone Ignition Wire (200°C 10KV)

Engineered for extreme environments, the UL 3573 wire is a premium high-voltage ignition cable designed specifically for gas ranges and fuel oil burner systems. Featuring robust silicone rubber insulation and a durable fiberglass braid, it delivers reliable performance under severe thermal and electrical stress.

Technical Specifications

Rated Temperature200°C
Rated Voltage10000 Vac (10KV)
Conductor22 AWG – 12 AWG (Solid or Stranded)
InsulationSR – SILICONE (30 mils min. average)
Outer BraidFiberglass braid or serve
Flame ResistanceHorizontal flame test
Primary ApplicationsElectronic Ignition in Gas Ranges & Burner Systems

Frequently Asked Questions

What are the primary applications for UL 3573 wire?

According to the official standard, UL 3573 is specifically designed for electronic ignition or similar applications in gas ranges, gas burner systems, and fuel oil burner systems where it is protected from damage.

What is the voltage and temperature rating of UL 3573?

This wire is rated for extremely high voltage applications, operating safely at up to 10,000 Vac (10KV) with a maximum continuous temperature rating of 200°C. It also passes the horizontal flame test.

What materials are used in the construction of UL 3573?

It features a robust dual-layer protection. The inner insulation is made of high-temperature Silicone Rubber (SR) with a minimum average thickness of 30 mils. The outer layer consists of a durable fiberglass braid (or serve) with an additional insulation layer of at least 10 mils over the braid.

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