Key benefits - Secure locking connection: 4-prong locking L14-30P male connector with locking ring and seal ring provides a tight, vibration-resistant link between generator, inlet box, extension cord, and generator outlet. Helps prevent accidental disconnection and protects against dust and moisture. - Durable construction: molded plug with 100% pure copper wiring, coated wire, and heavy-duty flame retardant materials. UV-resistant for outdoor use and long-lasting performance. - Reliable electrical performance: uses 10 AWG stranded copper inner wire rated to support up to 30 Amp loading. 100% copper wire conductor inside a heavy-duty power adapter cord for low resistance and dependable power delivery. - Practical size and appearance: 36 inch (3 feet) length in black for easy handling and visibility in outdoor or garage environments. Compatibility and use - Designed for use with generator 50A inlet boxes, extension cords, and generator outlets. L14-30P locking configuration ensures a secure match with compatible equipment. Use scenarios - Home backup/transfer switch: connect a portable generator to a 50A inlet box or generator outlet to supply essential circuits during power outages with a secure, weather-resistant connection. - Job site power: run tools and equipment on construction sites by connecting directly from the generator to a tool outlet or power distribution point with a reliable 30A-rated cord. - RV or camping power: provide a stable 30A supply from a generator to an RV or external outlet, enabling safe and dependable outdoor power. Specifications - Length: 36 inch (3 feet) - Color: Black - Wire: 10 AWG stranded copper - Conductors: 100% copper - Rating: up to 30 Amp - Plug: L14-30P male connector with locking ring and seal ring - Construction: molded plug, flame retardant, UV-resistant - Compatible with: generator 50A inlet box, extension cord, generator outlet