In terms of installation, accessory boxes are most likely to support which function?

Accessory boxes are primarily designed to support the mounting of switches and outlets. These boxes provide an enclosed structure that facilitates secure installation while ensuring that electrical connections are safely housed. Specifically, they contain the wiring and terminals, keeping them protected and organized, which is essential for the safe functioning of electrical devices.

In residential and commercial settings, switches and outlets need to be conveniently and securely positioned within reach of users. Accessory boxes fulfill this requirement, serving as a stable base for attaching these components to walls or ceilings. Moreover, compliance with the National Electrical Code regarding the securement and support of electrical devices is crucial, making proper installation into accessory boxes vital for safety and usability.

While other options might be associated with electrical installations, such as branch circuit connections or grounding systems, these functions typically rely on different types of boxes or enclosures designed specifically for those purposes.