A fiber terminal box, also known as a fiber distribution box, is a device used in fiber-optic communication networks to terminate, splice, and distribute optical fibers. It is a small enclosure that can house and protect the fiber optic cables, splices, and connectors. This cable type has a small diameter core, allowing only a single light mode to pass through it. Hence, the number of light reflections that. ⚡ The terminal box is the last structured node before the subscriber. 📊 Three deployment types, three port ranges.