Sintron ST-530 RV Power Box - Advanced Edition Outlet Box 30 Amp 125 Volt NEMA TT-30R Receptacle Improved Knock-Out Solution ETL Listed Lockable Weatherproof Outdoor Electrical for RV Camper Trailer - 691032144987

• ⚡【CERTIFICATION: ETL】ETL listed. Safety and quality are highly valued at Sintron products, Sintron Upgrade 30 Amp 125 Volt RV Power Outlet Box NEMA TT-30R Receptacle is compliance to North American safety standards. ⚡【HEAVY DUTY】NEMA TT-30R receptacle power outlet, 30A 125V with type 3R enclosure rainproof which compatible with the nomal 30A Nema TT-30P RV cord. ⚡【EASY TO INSTALL】No need to take time and effort to get the knockouts open. We Provide three pre-reserving holes distribute with three standards apertures for various requirements: 1/2 inch, 3/4 inch, 1 inch. Easily screw the gasket, save energy! ⚡【LOCKABLE & WEATHERPROOF】High-quality box perfectly protects the power outlet, which can be installed outdoors and indoors, for easy hook up and charge and used in your motorhome, electric car, For Tesla, generator, welder ect. ⚡【BEST SPACE DESIGN】There is enough space to close and lock the door when connected with a big handle 30A RV plug and heavy duty very stiff rated wire.