Bell Part # 5321-0 - Bell N3r Aluminum Gray 1-Gang Weatherproof Outdoor Electrical Box, 4 Outlets At 1/2-In., With 2 Closure Plugs - Electrical Boxes - Home Depot Pro
Outdoor Outlet Box – Deciding on the Right One - RG Electric
Electric Junction Box Large (19.69 x 15.75 x 7.87) Inches, Waterproof Outdoor Weatherproof Plastic Enclosure Box with Cover for Electronics, Dustproof, Watertight, Heavy-Duty Device Housing - Amazon.com