A Fiber Termination Box (FTB), also known as an Optical Terminal Box (OTB), is a crucial component in Fiber to the Home (FTTH) applications. Its primary function is to efficiently manage and terminate fiber optic cables, connecting the cable's core to a pigtail. A typical PON topology (GPON, XGS-PON, or 25G PON) flows OLT → fiber distribution hub → passive splitters → distribution/drop fibers → premises. By understanding the components, types, and differences between various fiber management devices, businesses can make informed decisions when deploying and maintaining their fiber. An FTTH termination box is installed near the subscriber side of the network and serves as the final fixed enclosure before fiber enters customer premises. Fiber optic cables, composed of ultra thin glass or plastic fibers that transmit data as light signals, are extremely fragile.
[PDF Version]