4 in. x 2 in. Handy Box, Drawn, 1-7/8 in. Deep with Seven 1/2 & One 3/4 in. KO's, Raised Ground: Electrical Boxes: Amazon.com: Tools & Home Improvement
RACO 4 in. H x 2 in. W x 1-1/2 in. D Steel Gray 1-Gang Welded Handy Box with Eleven 1/2 in. KO's, 1-Pack 8650 - The Home Depot
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Junction Box Us/au Standard Electrical Mounting Rectangle Handy Secret Stash Conduit Wall Mount Switch Pvc - Dark Box - AliExpress
SunStar Toggle Switch Cover Plate and Handy Box Kit
3-3/4 in. x 1-9/16 in. Industrial Handy Box, Drawn, 1-1/2 in. Deep, Eleven 1/2 in. KO's | 640 | Raco