Premium 8mm Marine-Grade Copper Wire for 500M Mainline Applications

High-conductivity oxygen-free copper core ensures maximum power transmission efficiency with minimal energy loss. Precision-engineered 8mm diameter with industrial-strength PVC insulation resists saltwater corrosion and extreme weather conditions.

Ideal for marine electrical systems, offshore rigs, and heavy-duty industrial power distribution. Reinforced tensile strength supports long-span overhead installations up to 500 meters without sagging.

Factory-direct wholesale pricing with bulk discounts available. Compliant with international marine safety standards (including ISO 6722 and IEC 60228). Custom-length cutting service upon request.

Exclusive patented anti-oxidation coating extends lifespan by 40% compared to standard copper wiring. Comes pre-treated for immediate saltwater immersion use.