The JBX91197 30-meter SC/ST duplex singlemode fiber patch cable represents a reliable solution for professional-grade network installations. This meticulously engineered patch cable combines superior optical performance with robust construction standards, making it an excellent choice for telecommunications professionals, data center operators, and enterprise IT teams. Optical Performance & Specifications: Built with a 9/125 micron singlemode core and G.657.A1 grade glass fiber, this cable delivers exceptional optical performance. The measured insertion loss is an impressive ≤0.35dB (0.15dB typical), while return loss exceeds 20dB. Attenuation rates of 0.25 dB/km at 1310nm and 0.35 dB/km at 1550nm ensure minimal signal degradation over the 30-meter span, making it suitable for both legacy and modern network wavelengths. Connector Configuration: The SC/UPC to ST/UPC connector configuration with Type A to B crossover polarity represents the industry standard for duplex patch cords. This combination ensures compatibility with existing infrastructure while providing secure, reliable connections with minimal back-reflection. Compliance & Standards: TAA compliant and manufactured in accordance with ANSI/TIA/EIA-455-171-A-2001 standards, this cable meets stringent government and enterprise procurement requirements. The OFNR (Optical Fiber Non-conductive Riser) rated jacket provides fire resistance and safety compliance for vertical cable runs in multi-story installations. Durable Construction: The 1.8mm outside diameter with riser-rated green jacketing provides excellent durability while maintaining flexibility for installation in tight spaces. Custom lengths are available for specialized applications. Shipping & Support: Eligible for free standard shipping on orders over $99, with convenient fulfillment from multiple U.S. locations. Backed by a comprehensive 90-day limited warranty, ensuring customer satisfaction and peace of mind.