A large-scale wire and cable group integrating manufacturing, sales, design, and R&D.
INQUIRY NOWApril 02, 2026
Introduction
The global renewable energy landscape has reached a new milestone. Recently, a research team from the Institute of Physics, Chinese Academy of Sciences (CAS), led by Professor Meng Qingbo, achieved a certified conversion efficiency of 16.6% for copper zinc tin sulfur selenium (CZTSSe) thin-film solar cells.
This breakthrough not only sets a new world record but also signals that thin-film technology is ready for large-scale industrialization. As solar efficiency climbs, the demand for reliable, high-standard power transmission—specifically through professional Solar PV Cables—has never been more critical.
Why the 16.6% Efficiency Matters
Unlike traditional silicon panels, CZTSSe cells are made from earth-abundant, non-toxic elements. Their high resistance to radiation makes them ideal for aerospace equipment, flexible modules, and BIPV (Building Integrated Photovoltaics).
However, higher efficiency means higher power density. To ensure that every watt generated by these advanced cells reaches the grid without loss, the system requires cables that can withstand extreme environmental stress while maintaining low electrical resistance.
SXCables: Linking Innovation with Reliability
At Shenxing Cable Group (SXCables), we provide the "arteries" for these next-generation energy systems. Our solar cable solutions are engineered to match the 25-year lifespan of high-efficiency PV modules.
1. PV1-F Solar Cable (TÜV Standard)
The PV1-F cable remains the industry benchmark for reliability. Designed for versatile installations, it offers:
• Superior Weathering: Excellent resistance to UV, ozone, and extreme temperatures.
• Durability: Tinned copper conductors prevent corrosion, ensuring long-term conductivity for CZTSSe thin-film systems.
2. H1Z2Z2-K Solar Cable (EN 50618)
As the latest European standard, the H1Z2Z2-K is the premium choice for high-stakes projects.
Enhanced Safety: Dual-layer insulation with superior flame retardancy.
Water Resistance: Rated for AD8 submersion, making it perfect for floating solar or high-humidity environments.
Efficiency: Lower contact resistance helps maintain the system's total output, maximizing the benefits of the CAS 16.6% efficiency breakthrough.
Conclusion
The breakthrough by the Chinese Academy of Sciences is a leap forward for sustainable energy. SXCables is committed to supporting this evolution by providing international-standard PV1-F and H1Z2Z2-K cables that ensure safety, efficiency, and longevity.
Looking for the best connection for your next solar project?
Official Website: www.sxcables.com
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