Solar PV Cables (Twin) are specialized electrical cables designed for photovoltaic (PV) systems, facilitating the transmission of direct current (DC) generated by solar panels to inverters, combiner boxes, and other system components. Available in both single-core (single) and twin-core (twin) configurations, these cables are engineered to withstand harsh outdoor conditions, including extreme temperatures, UV radiation, and moisture-critical for reliable long-term performance in solar energy installations.
Twin-core PV Cable: Two insulated conductors (positive and negative) bundled together within a single outer sheath, simplifying installation and reducing cable management complexity.
Conductor: High-purity stranded copper (for flexibility) or tinned copper (enhanced corrosion resistance).
Insulation layer: Cross-linked polyethylene (XLPE) or ethylene propylene rubber (EPR) - both offer excellent UV, heat, and chemical resistance.
Inner layer: Tinned Copper
Outer layer: polyethylene (XLPE) or ethylene propylene rubber (EPR)
Technical Data
|
Nominal Section (mm²) |
Structure (mm) |
Conductor Dia. (mm) |
Outer Dia. (mm) |
|
1X2.5 |
48X0.25 |
2.0 |
5.2 |
|
1X4.0 |
56X0.30 |
2.6 |
6.2 |
|
1X6.0 |
81X0.30 |
3.3 |
7.2 |
|
1X10.0 |
74X0.40 |
4.4 |
8.3 |
|
2X2.5 |
48X0.25 |
2.0 |
6.2X9.9 |
|
2X4.0 |
56X0.30 |
2.6 |
6.9X11.3 |
|
2X6.0 |
81X0.30 |
3.3 |
7.1X14.5 |
Products Advantages
- Weather Resistance: XLPE/EPR insulation and sheathing resist UV degradation, ozone, and extreme temperature fluctuations, ensuring longevity (25+ years) in outdoor environments.
- High Current Handling: Stranded copper conductors and low resistance design efficiently transmit high DC currents generated by solar panels, minimizing power loss.
- Safety Compliance: Meets global safety standards for flame retardancy, fire resistance, and electrical insulation, reducing fire risks in PV systems.
- Flexibility: Stranded conductors allow easy bending and routing, simplifying installation on rooftops, ground-mounted arrays, or irregular surfaces.
- Twin-Core Efficiency: Twin-core variants streamline wiring by integrating positive and negative lines, reducing labor time and the need for additional conduit.
Products Applications
Residential Solar Installations:
Twin-core cables are widely used for connecting solar panels to microinverters or combiner boxes, simplifying rooftop wiring.
Commercial & Industrial Solar Arrays:
Twin-core cables streamline inter-panel connections in compact arrays.
Off-Grid Systems:
Twin-core cables connect solar panels to batteries and charge controllers, ensuring efficient DC power transfer in remote locations.
Our Strength
- More than 15 years of cable manufacturing experience
- Advanced production lines and precision testing facilities
- Certified by UL, ISO9001, and RoHS standards
- Exported to over 30 countries worldwide, including Italy, Brazil, India, and Indonesia
- Strong R&D capability for customized wire and cable solutions
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