"Heavy-Duty 4 AWG Wire for Maximum Performance � This 4 AWG wire set includes one red and one black battery wire, perfect for Automotive Battery Cable, Subwoofer Wiring Kit, and industrial applications." "Durable & Flexible PVC Insulation � Designed to withstand harsh conditions, our 4 AWG copper wire features a tough yet flexible PVC jacket that resists fire, abrasion, chemicals, and UV exposure." "Versatile for Multiple Applications � The 4 gauge copper wire 25 ft is Ideal as welding wire, 4 gauge battery cable, or for use in car audio systems, robotics, solar panel setups, and other DC-powered projects." "Reliable Power & Heat Resistance � Built with stranded 4 AWG copper wire (copper-clad aluminum) for efficient conductivity, this battery wire handles temperatures up to 105�C, ensuring stable power flow." "Integrity in Service: Iron Forge Cable, a U.S. veteran-owned business, stands behind its products. We're here to help resolve any issues that you may have." "Iron Forge Cable�s 4 AWG wire set is built for durability and performance, making it the perfect battery cable wire for automotive, marine, and industrial applications�crafted with high-quality stranded 4awg copper wire, this 4 gauge wire 25 ft ensures excellent conductivity and flexibility, while the PVC insulation protects against heat, abrasion, and corrosion; whether you need a reliable welding cable, a robust 4 gauge copper wire for your car audio system, or a versatile 6awg battery cable for solar power and other DC applications, this 4awg wire set delivers superior power transmission and long-lasting durability for any demanding job."