This enclosure box is rated as a Type 1 with one blank end wall and one end wall with knockouts for common conduit sizes. This guide explains typical wall-mount and floor-standing dimensions, how to read catalog sizes, and how to choose the right enclosure size for your layout. NQ and NF Panelboards are versatile panelboards that feature a wide selection of circuit breakers, accessories, and ready to install kits. Backbox material Pre-galvanised steel (DX51D Z140 MAC) Fire: The outer casing of the floor outlet box is manufactured from metal and is no-combustible. Choosing the correct electrical box dimensions is essential for safe wiring, code compliance, and long-term reliability.
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