The Zyxel OLT1408A is a high-performance 8-port GPON Optical Line Terminal designed to deliver flexible and scalable fiber-to-the-home (FTTH) solutions. Supporting up to 1:128 split ratio per port, it can serve up to 1,024 ONT devices and approximately 1,000 subscribers, making it ideal for small to medium ISPs, MDUs, and campus deployments.