Dahua PFA137 Back box

[billynyc]

does anyone know of any generic boxes that have this hole configuration? (Thats also the same size as the camera)The dahua brand ones are pretty expensive

 

[TonyR]

Andy of EmpireTech has them on amazon for $15 with Prime....is that too much?

 

[kobebeef]

PFA137 is cheap I know.
PFA122 is the best choice.