Keep critical optical paths organized and serviceable with a cable built for single-mode infrastructure. This Monoprice SC-SC duplex assembly uses 9/125 fiber for long-distance transmission and an OFNR-rated 3 mm jacket suited to in-building riser applications. The yellow jacket provides immediate visual identification, which helps reduce errors during installation and future moves, adds, and changes. SC connectors are widely used in fiber environments that value a secure push-pull interface and straightforward patching. The duplex format supports paired transmit and receive strands in one cable, reducing clutter at the rack while keeping the link easy to trace. For network rooms, telecom closets, and backbone interconnects, this cable offers a clean, standards-oriented option that fits established single-mode deployments. Choose this cable when the installation needs more than a generic patch lead. The combination of single-mode fiber, duplex construction, and rated jacket material supports dependable operation in infrastructure where cable discipline and connector consistency matter.