The JBX90209 90m SC/ST Duplex Singlemode Fiber Patch Cable represents professional-grade connectivity for demanding network environments. Engineered for telecommunications, data centers, and enterprise network infrastructure, this cable delivers reliable signal transmission over extended distances with exceptional performance metrics. **Key Specifications:** This singlemode patch cable features a precision 9/125 micron core with G.657.A1 rated glass fiber, offering superior bend radius characteristics ideal for dense cable management. The duplex configuration with Type A to B crossover polarity provides straightforward installation in standard network topologies. **Performance Metrics:** Insertion loss measures ≤0.35dB (typical 0.15dB), while return loss exceeds ≥20dB, ensuring minimal signal degradation. Attenuation rates of 0.25dB/km at 1310nm and 0.35dB/km at 1550nm support both traditional and long-wavelength applications. **Regulatory Compliance:** Fully TAA compliant and RoHS/ELV certified per EU directive 2002/95/EC, this cable meets stringent government procurement standards. The OFNR riser-rated jacket provides fire safety compliance for commercial building installations. **Construction & Materials:** The 1.8mm outside diameter jacket with duplex configuration offers compact profile without compromising durability. Manufactured to exacting quality standards with testing per ANSI/TIA/EIA-455-171-A-2001. **Applications:** Ideal for connecting SC/UPC and ST/UPC equipped devices in enterprise networks, telecommunications systems, and data center environments. The 90-meter length accommodates extended backbone runs and vertical cabling distribution. **Availability & Support:** Ships from multiple domestic warehouses with free standard shipping on orders exceeding $99. Custom lengths available for specialized installations. 90-day limited warranty provides confidence in your investment. Choose JBX90209 for proven reliability in critical network applications.