FRCABLE Bare Copper PV Wire Single Layer UL 4703 2KV
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Conductor:
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Insulation:
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Rated temperature:
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Rated voltage:
Stranded bare copper
Cross-linked compound, Black, Red or White
-40℃ to 90℃
1000/2000V DC
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Reference Standard：
UL 4703 PV wire
UL 44 Thermoset-insulated cables
UL 854 Service-entrance cables
Application
The FRCABLE® PV Wire is UL 4703 certified and designed for the connection of PV panels.Engineered to withstand harsh outdoor environments, the UL 4703 cable boasts superior UV resistance, Ozone resistance,and water resistance, ensuring a reliable and long-lasting connection within your solar power system.
Advantages
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Electron Beam Cross Linked compound, XLPE/XLPE.
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Resistance against UV, Ozone, Fluids, Oil, Salt & General Weathering.
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Halogen Free, Flame Retardant, Low Smoke Emission.
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25 years of lifetime expectancy.
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Suitable for direct burial.
Technical Data
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Rated temperature: -40℃ to 90℃
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Rated voltage: 1000/2000V DC
Item Data
Item description
Part No.
Color
AWG
(approx)
Insulation Thickness
(mm)
Jacket Thickness
(mm)
Outer Dia
(mm)
Conductor Resistance
Max. mΏ/m
20107112704
Black
12
1.14
0.76
6.20±0.2
5.64
20107112805
Red
12
1.14
0.76
6.20±0.2
5.64
20107110706
Black
10
1.14
0.76
6.82±0.2
3.546
20107110807
Red
10
1.14
0.76
6.82±0.2
3.546
20107108708
Black
8
1.39
0.76
8.05±0.2
2.23
20107108809
Red
8
1.39
0.76
8.05±0.2
2.23
20107106710
Black
6
1.39
1.14
9.82±0.2
1.403
20107106811
Red
6
1.39
1.14
9.82±0.2
1.403
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FAQs
1. What is a single-layer UL 4703 bare copper PV wire?
This is a photovoltaic (PV) wire featuring a bare copper conductor and single-layer insulation, certified under UL 4703 for 2000V DC applications. It is designed for interconnecting solar panels and components in high-voltage PV systems.
2. What are the advantages of bare copper conductors in PV wires?
Bare copper provides excellent electrical conductivity, durability, and thermal performance. It ensures minimal power loss and stable long-term performance, even in high-temperature or heavy-load conditions.
3. What does UL 4703 certification ensure for PV cables?
UL 4703 is a U.S. standard ensuring that the cable meets stringent requirements for voltage capacity, flame retardance, sunlight resistance, and overall safety in solar photovoltaic installations.
4. Where is FRCABLE’s UL 4703 bare copper PV wire typically used?
It is suitable for inverter wiring, combiner box connections, and solar module interconnections in utility-scale solar farms, rooftop PV arrays, and off-grid systems.
5. Can this cable be installed outdoors or underground?
Yes. The UV-resistant and weather-stable insulation makes this cable suitable for outdoor, rooftop, and conduit installations, as well as direct burial in solar energy systems.
6. What is the temperature and voltage rating of this cable?
This PV wire supports up to 2KV DC and operates within a temperature range of -40°C to +90°C (wet) and up to +150°C (dry), ensuring reliable performance in various climates.
7. What sizes are available for the FRCABLE single-layer UL 4703 PV wire?
We offer a wide range of sizes from 10 AWG to 500 KCMIL, providing flexibility for different current-carrying and voltage-drop requirements in PV installations.
8. Why choose FRCABLE as your UL-certified PV wire supplier?
FRCABLE is a leading PV cable manufacturer in China, offering UL 4703-certified, high-quality bare copper solar wires with fast global delivery, OEM customization, and technical support for EPCs, installers, and distributors worldwide.