Does the NEC permit the installation of a box supported only by conduits as described?

The National Electrical Code (NEC) has specific requirements regarding the support of electrical boxes to ensure safety and compliance with standards. A box that is solely supported by conduits does not meet the NEC's requirements for structural integrity and stability. While conduits can provide some level of support, they are not designed to bear the weight of the box and any additional load that might be placed upon it, such as wiring or devices.

The NEC emphasizes that boxes need to be secured in a way that ensures they do not shift or fall, which is critical for preventing damage and ensuring safe operation. Boxes should be supported from the building structure or other approved methods that provide adequate stability, rather than relying solely on conduits, which may not provide proper long-term support.

This reasoning aligns with safety principles in electrical installation practices, underscoring the importance of reliable support for all electrical components. By thoroughly understanding these criteria, electrical professionals can ensure compliance with the NEC and avoid potential hazards in their installations.