Fiber optic splitters are vital in modern communication networks. As demand for high-speed connectivity grows, fiber optic splitters play. The FBA Technology Committee subgroup discussed the concept of centralized and distributed splitting in depth, and we were unaware of a standards document where they are codified. After significant debate, we've landed with the following definitions: Centralized – A centralized split has one or. Gigabit Passive Optical Networks (GPON) have revolutionized fiber-optic broadband by offering high-speed connectivity to multiple users over a single fiber. However. In the backbone of modern Fiber-to-the-Home (FTTH) networks, optical splitters serve as the unsung heroes that enable cost-efficient connectivity for millions of subscribers. Instead of running separate cables for each user or device, a central piece of equipment—called an Optical Line Terminal (OLT) —sends data down the line to multiple Optical Network Terminals. An optical splitter, or beam splitter, is a device that divides a single fiber optics signal into multiple signals. Specifically, it functions as a power distribution device, capable of splitting an incident light beam into two or more beams, and vice versa.