The Ubiquiti UISP-FIBER-OLT-XGS is a high-performance 1U rack-mountable XGS-PON Optical Line Terminal featuring 8 XGS/XG/GPON ports and 4 high-speed 25G SFP28 uplink ports, designed to deliver symmetrical 10Gbps bandwidth for advanced FTTH/FTTB deployments, supporting up to 2048 clients, and managed through the UISP platform, with redundant hot-swappable AC/DC power supplies for carrier-grade reliability.