Solar cables are critical components in photovoltaic (PV) systems, designed for the durable and efficient transmission of solar energy from panels to inverters and the electrical grid. Unlike standard electrical wiring, these cables are specifically engineered to endure the harsh conditions of permanent outdoor installations for a lifespan of 25-30 years. Key features include fine-wire tinned copper conductors for superior conductivity and corrosion resistance, and robust insulation and sheathing made of cross-linked, halogen-free, flame-retardant materials (XLPO). This construction ensures high resistance to UV radiation, ozone, extreme temperatures (typically from -40°C to +90°C), moisture, and mechanical abrasion.