PX Series Waterproof Boxes - Newmar DC Power Onboard
VEVOR Electrical Enclosure 10 in. x 8 in. x 6 in. Electrical Box Weatherproof Carbon Steel Hinged Junction Box, Gray DQXJSTCFS25X20X15V0 - The Home Depot
Sigma Engineered Solutions 2-Gang Metal Weatherproof New Work Square Electrical Box in the Electrical Boxes department at Lowes.com
VEVOR Electrical Enclosure 16 in. x 12 in. x 6 in. NEMA Waterproof Junction Box Steel with Mounting Plate for Outdoor Indoor DQXJSTCFS40X30X15V0 - The Home Depot