Thus, a fiber termination box is used to terminate the optical fiber cables in the field and connect them to the pigtail by splicing. Running fiber internally involves extending this high-speed link from the service entry point to a centralized location, such as a dedicated media closet or. A fiber termination box is the standard instrument used in fiber optic networks to connect, secure, and protect optical fibers at the terminating point. It serves as a critical junction point within a network, providing a centralized and secure. To establish easy and safe installation put the box where it will be installed and measure the required length of the cable. Prepare the safe installation of the box.