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UL 4703 Solar PV Cable 8 awg 10 awg 12awg
Solar Cable

UL 4703 Solar PV Cable 8 awg 10 awg 12awg

·UL4703 Certified:Fully compliant with North American safety and performance standards.
·Durable in Harsh Environments:Excellent resistance to UV, ozone, moisture, and extreme temperatures.
·High Voltage & Heat Resistance:Rated up to 2000V, with stable performance from -40°C to +125°C.
·Flexible & Easy to Install:Stranded conductor design for quick, efficient system integration.
· Quote Online Now, ·Contact Us, Free Samples Available.

    Application

    Photovoltaic cables are widely used in a variety of solar energy systems, including utility-scale solar farms, commercial and industrial rooftop installations, residential solar arrays, off-grid systems, and agrivoltaic projects. Designed to ensure stable power transmission between PV modules, combiner boxes, inverters, and the grid, our cables perform reliably in both fixed and tracking solar systems, even under extreme environmental conditions.

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    Structure

    Conductor: Tinned copper, compliant with IEC 60228, Class 5
    Insulation: Low-smoke, halogen-free, flame-retardant irradiated polyolefin
    Outer Sheath: Low-smoke, halogen-free, flame-retardant irradiated polyolefin
    Sheath Color: Black/Red

    10awg 12awg Tinned Copper Solar Cable PV Wire detial

    Characteristic

    Rated voltage

    DC 1.5KV / AC 0.6/1KV

    Test voltage

    6000V

    Operating temperature

    -40℃~125℃

    Short circuit temperature

    280℃ 5s

    Bending radius

    D<8mm 4D; D≥8mm 6D

    Service life

    ≥25 Years

    Standard

    UL 4703

    Certification

    TUV /EN/UL/CQC

    Features

    1. The Conductor Is Tinned Copper Conductor

    ① Prevents oxidation and blackening of copper wires in high-temperature, humid conditions.

    ② Enhances reliability and weldability for conductor terminal connections.

     

    2. The Conductor Is Soft Copper Conductor

    ① Thinner single wires improve bending performance for the same load surface.

    ② Flexible design ensures smooth movement with solar panel sun-tracking.

    ③ Simplifies installation.

     

    3. The Insulation and Sheath Are Made of Low-smoke Halogen-free Flame-retardant Material with a Temperature Resistance of 125℃

    ① Withstands high temperatures effectively.

    ② Flame-retardant insulation ensures safety.

     

    4. Insulation and Sheath Materials Have Very Good Heat Shrinkage Function

    ① Superior heat shrinkage maintains solar cable safety.

     

    5. The Insulation and Sheath Materials Are Resistant to Low Temperatures

    ① Performs reliably in extreme conditions, from -40℃ to 125℃.

    ② Resists cracking in cold environments.

     

    6. The Cable Has Excellent Acid and Alkali Water Resistance

    ① Resists oxidation when exposed to water, ensuring stable welding.

    ② Long-term immersion in acidic or alkaline solutions is no issue.

     

    7. Excellent UV Resistance

    ① Lasts up to 25 years outdoors.

    ② Break elongation remains below 50%.

    Certification

    Our solar cables have obtained multiple international certifications, including TUV, EN, UL, CE and CQC, ensuring compliance with various market regulations worldwide. These certifications attest to the durability, efficiency, and long-term stability of our cables, making them suitable for various photovoltaic applications, from residential solar panels to large-scale solar farms. 

    solar cable

    Packing

    The regular packaging includes rolls of 100 meters, 200 meters, 500 meters, 1000 meters, and 3000 meters. Customers can choose the most suitable packaging size based on their project requirements.

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    Specification

    Solar Cable Specification (UL 4703 PV-Wire)
    Section Specification Construction Voltage V Insulation
     Thickness
    Sheath
    Thickness
    Outer
    Diameter
    Weight
    mm mm mm kg/km
    2.08 1x14AWG 30/0.25 600V 0.76 0.76 4.9 37.7
    3.31 1x12AWG 50/0.25 600V 0.76 0.76 5.43 52.3
    5.26 1x10AWG 56/0.3 600V 0.76 0.76 6.13 76.2
    8.37 1x8AWG 84/0.3 600V 1.14 0.76 7.69 120.5
    13.3 1x6AWG 142/0.3 600V 1.14 1.14 9.45 186.3
    21.2 1x4AWG 228/0.3 600V 1.14 1.14 10.66 266
     
    2.08 1x14AWG 361/0.3 1000/2000V 1.05 0.76 5.51 44.5
    3.31 1x12AWG 525/0.3 1000/2000V 1.05 0.76 6.04 59.8
    5.26 1x10AWG 720/0.3 1000/2000V 1.05 0.76 6.74 84.6
    8.37 1x8AWG 988/0.3 1000/2000V 1.25 0.76 7.92 124.4
    13.3 1x6AWG 1349/0.3 1000/2000V 1.25 1.14 9.68 191.0 
    21.2 1x4AWG 1691/0.3 1000/2000V 1.25 1.14 10.89 271.4

    Solar Cable FAQs

    Common questions and expert answers to help you choose the right solar cable.

    • Q: What is a UL solar cable?

    • Q: What does the 1500V UL 4703 rating mean for solar cables?

    • Q: Can UL solar cables be used both indoors and outdoors?

    • Q: How do I select the correct cable gauge for my solar panel system?

    • Q: Can UL solar cables be used in high-moisture or wet environments?

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