This box integrates fiber splicing, splitting, distribution, storage, and cable connection into a single unit. The ATB-D4-SC FTTH 4 Core DIN Rail Terminal is a versatile fiber optic terminal designed for Fiber to the Home (FTTH) applications. Known as an FTTX faceplate, this terminal box connects drop cables to ONU devices through its fiber ports, supporting a maximum of 4 fiber connections. Built with. 【IP65 Waterproof】The optical fiber connector box is made of PC+ABS material, waterproof, anti-aging, dust-proof, can be used outdoors and indoors. It can be opened easily by pulling the plastic lock and it also can be disployed for 4 cores SC or 8 cores LC connections as per the FTTX. FBR-11605 Fiber-Optic Distribution Box, 4-Core is a high quality product by Bud Industries used for electronic enclosure applications.