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3.1 BBX-1024XT(R) Mechanical Installation
The model FX-4003-12NXT is an expanded version of the FX-4003-12N chassis. The FX-
4003-12NXT mounts into the BBX-1024XT(white enclosure) and the BBX-1024XTR(red
enclosure)
Figure 4 BBX-1024XT(R) Backbox Enclosure with Trim Ring
Dimensions 14.76” wide by 35.8” long by 5.45”
Cold Rolled Steel 16GA (0.059”) thick for backbox
Cold Rolled Steel 14GA (0.075”) thick for door
Finish Painted except for hinges
14.500
35.500
5.25
17.000
38.010
12.000
25.500
Front Door
(Inside View)
FA-XT-TRB
Trim Ring for
Flush Mounting
Mounting Holes
Backbox
Adhere trim ring to wall
surface around backbox.
Backbox