Designed for 30A, 125V: Perfect for heavy-duty marine applications, with a max-power-rating of 3750W and a 15 ft length for versatile use Weather-Resistant PVC Jacket: Built with an outdoor-rated PVC jacket to withstand harsh-marine environments and extreme weather Twist Lock Design: Includes NEMA L5-30P to NEMA L5-30R connectors with a locking ring for secure, safe-connections High-Quality Copper Wiring: Features-100%-Copper conductors for high-performance conductivity and long-lasting performance. Durable Construction: Crafted with 10/3 AWG STW cable, ensuring optimal strength and reliability. Ideal-for-heavy-duty marine applications, this 15 ft marine cord is designed for 30A, 125V power, with a maximum rating of 3750W. It has durable 10/3 AWG STW cable and 100%-Copper wiring, ensuring optimal strength and reliability. The outdoor PVC jacket is built to withstand harsh-marine environments, while the twist-lock NEMA L5-30P to NEMA L5-30R connectors with a locking ring provide a secure, safe-connection. Ideal for boats, docks, and other outdoor uses, this cord delivers consistent power wherever you need it