According to NEC Table 314.16(A), what types of boxes are mentioned?

The selected answer highlights that NEC Table 314.16(A) includes various types of boxes that are used in electrical installations. This table specifically details the different dimensions and volume allowances for different types of boxes, such as trade size, round, square, and octagonal metal boxes. These types are significant for ensuring that there is sufficient space within the box for conductors, fittings, and to accommodate any devices that might be installed.

Understanding why this answer is correct is crucial for a technician because it informs them about the proper types and configurations of boxes that should be used in compliance with the National Electrical Code. Using the right box size and type can prevent overcrowding within electrical boxes, which can lead to overheating and potentially create safety hazards.

The other types mentioned in the options do not encompass the range of boxes specified in Table 314.16(A). For instance, the first option incorrectly limits the options to only rectangular metal boxes, whereas the correct choice represents a broader category. Likewise, mentioning only plastic boxes fails to consider other types of materials and configurations that are permissible. Wire management boxes, while important in some contexts, are not specifically outlined in this code table, making them not relevant for this question. Thus, the comprehensive inclusion of various types of