This 1 RU 12-port Camplex ST to ST Single Mode Simplex Fiber Optic Feedthru Rackmount Cabinet provides a safe and clean environment for sensitive optical cables, breakouts, and splices. This heavy-gauge USA-made steel 1 RU rackmount box with removable cover features high-quality zirconia sleeve fiber connectors for precise optical alignment and low insertion loss for long-lasting durability. Twin access points on the rear for feeding cables through easily. Equipped with cable management and cable routing accessories to limit bend radius and add strain relief.