L1420PBOX US American 20 Amp Power Inlet Box NEMA L1420P 125/250 Volt Generator Plug Overview A weatherproof power inlet box designed to accept NEMA L1420P generator plugs. Built for outdoor use, this inlet provides a secure, grounded connection for 125/250 Volt, 20 Amp generator power. Key benefits Reliable outdoor power connection: Accepts NEMA L1420P plugs for safe, three phase compatible hookups where 125/250 Volt, 20 Amp service is required. Weather and dust protection: IP66level protection helps keep dust and water out of the inlet box, maintaining reliable performance in outdoor conditions. Durable, lowcorrosion construction: Molded from polypropylene and PVC for a lightweight, rust resistant enclosure that replaces traditional metal boxes. Compact and serviceable: Enclosed design protects the socket from the elements when not in use while providing easy access when connecting a generator or other power source. Grounded 3 pole 4 wire type: Standard grounded configuration for equipment and transfer switch compatibility. Specifications Model: L1420PBOX Socket type: NEMA L1420P generator inlet Voltage: 125/250 Volt Current: 20 Amp Configuration: 3 pole 4 wire grounded Protection: IP66 dust and water protection Materials: PP and PVC enclosure Color: US American style configuration Typical applications Home backup power hookup: Install on an exterior wall to provide a protected inlet for connecting a portable generator to a transfer switch or subpanel during outages. Construction and temporary power: Use at job sites to provide a durable, weather resistant inlet for generatorfed tools and equipment. Outdoor events and RV power: Provide a protected inlet for temporary power connections at outdoor venues or for RV service points. What makes it stand out The molded PP and PVC enclosure offers a lightweight, corrosion resistant alternative to metal inlet boxes while delivering strong dust and water protection. The enclosed design reduces exposure to the elements and prolongs the life of the inlet, making it a practical choice for outdoor generator connections. Installation notes Designed for straightforward installation on exterior walls or panels. Ensure wiring and installation follow local electrical codes and practices for generator and transfer switch connections.