The JBX42159 SC/APC to SC/APC duplex single mode fiber patch cable is engineered for demanding network and telecommunications applications requiring exceptional optical performance and reliability. This 9-meter cable represents professional-grade connectivity solutions for data centers, carrier networks, and critical infrastructure. **Technical Excellence:** Utilizing 9/125 G.657.A1 single mode fiber, this cable delivers ultra-low attenuation rates of 0.25 dB/km at 1310 nm and 0.35 dB/km at 1550 nm. The SC/APC connectors provide ≥20dB return loss and ≤0.35dB insertion loss (0.15dB typical), ensuring minimal signal degradation and maximum data integrity. All performance metrics are tested in accordance with ANSI/TIA/EIA-455-171-A-2001 standards, guaranteeing consistent, reliable performance. **Premium Design Features:** The yellow outer jacket provides high visibility for quick identification in crowded cable installations, reducing maintenance errors. The 1.8mm outside diameter allows flexibility in routing through conduit and cable trays. As a duplex configuration with Type A to B crossover polarity, this cable is compatible with most standard single mode duplex applications. **Compliance & Safety:** TAA compliant for government and institutional procurement. RoHS/ELV certified for environmental responsibility. Riser-rated (OFNR) jacketing meets fire code requirements for indoor installations, including plenum areas when properly rated. **Ideal Applications:** • Data center interconnections and backbone cabling • Telecommunications network installations • Metro area networks (MAN) and wide area networks (WAN) • Long-distance signal transmission requiring minimal loss • High-speed internet and cloud infrastructure • Broadcast and video distribution systems **Custom Solutions Available:** While this product comes in 9-meter lengths, custom lengths are available to meet specific installation requirements, providing flexibility for unique network architectures. **Shipping & Support:** Eligible for free standard shipping on orders over $99. Backed by a 90-day limited warranty. Ships from multiple U.S. locations (Danville CA, Fort Worth TX, Beaufort SC) for rapid delivery. This fiber patch cable represents a dependable choice for professionals who demand superior optical performance, regulatory compliance, and long-term reliability in critical network infrastructure.