UL 3135 & 3239 Silicone Rubber High Temperature Appliance Wire
High-Performance Industrial Solutions from a 15-Year Lead Manufacturer
CableApex provides premium UL 3135 and UL 3239 silicone rubber insulated wires, specifically engineered for the internal wiring of household appliances, medical equipment, and high-demand industrial machinery. Utilizing 99.99% high-purity oxygen-free electrolytic copper (OFC), our wires ensure maximum conductivity and exceptional aging resistance in extreme thermal environments.
Technical Excellence (UL File E333030)
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Standard Compliance: Fully compliant with UL 758 and UL 1581 safety standards.
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UL 3135: Rated for 600V, 150°C. Optimized for flexible internal wiring.
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UL 3239: Rated for high-voltage environments (10KV – 50KV), 150°C/200°C. Perfect for TV receivers and ignition systems.
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Superior Insulation: High-grade Silicone Rubber (Thermoset) provides excellent flame retardancy and chemical resistance.
Style Rated Temp Rated Voltage Conductor Range Insulation Applications UL 3135 150°C 600V 26 – 10 AWG Silicone Motor leads, home appliances UL 3239 150/200°C 10KV – 50KV 28 – 10 AWG Silicone High voltage ignition, TV, Medical 
Why Partner with CableApex? -
Direct Factory Source: Our production facility in Yangzhou covers 20 acres, equipped with advanced extrusion lines to ensure stable lead times and competitive pricing.
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Uncompromising Quality: Each batch undergoes rigorous high-voltage breakdown and insulation resistance testing before leaving our facility.
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99.99% Pure Copper: We never use CCA or recycled copper. Our commitment to high-purity OFC copper ensures your equipment operates at peak efficiency.
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Traceable Certification: Every meter of cable is manufactured under UL File E333030, which can be independently verified on the UL Product iQ database.
Certification Proof
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