The railroad signal box contains the electronics and back-up batteries to control the crossing signals and arms/gates. This model is based on a design located on the CSX Abbeville Subdivision in South Carolina and Georgia but this style may be found all over the country. The back-up batteries in this style are houséd in a separate battery box. Located near the signal box, the battery boxes were typically constructed of concrete with a metal cover. This is a set of 6 signal boxes and 6 battery boxes and does not contain any actual electronics.

The model is resin 3D printed for maximum detail in N scale (1:160), and measures approximately 0.5" wide, 0.15" deep and 0.45" tall. The battery box is approximately 0.25" wide, 0.25" deep and 0.1" tall. The model comes unpainted.

This model is for display only. It is not a toy. The model contains small parts that could present a choking hazard to children. It contains UV cured resin and should not be displayed in direct sunlight.