The JBX42477 FC/APC to FC/APC Duplex Singlemode Fiber Patch Cable is engineered for critical telecommunications, data center, and enterprise network environments requiring superior optical performance and reliability. This professional-grade 90-meter cable combines advanced fiber technology with robust construction to deliver consistent, high-quality signal transmission. Key Technical Specifications: - Length: 90 meters with custom lengths available - Connector Type: FC/APC to FC/APC duplex configuration - Fiber Core: 9/125 singlemode with G.657.A1 glass fiber - Insertion Loss: ≤0.35dB at typical, tested per ANSI/TIA/EIA-455-171-A-2001 - Return Loss: ≥20dB for superior signal integrity - Attenuation: 0.25 dB/km @ 1310nm or 0.35 dB/km @ 1550nm - Jacket: Yellow OFNR-rated (riser-rated) for building installations - Outside Diameter: 1.8mm for compact cable management - Polarity: Type A to B crossover (most common for duplex applications) Compliance and Certification: Fully TAA compliant for government and institutional procurement. RoHS/ELV certified per EU directive 2002/95/EC. Manufactured to strict quality standards with attenuation testing in accordance with industry specifications. Applications: Ideal for fiber optic networks, telecommunications infrastructure, data center interconnects, long-distance signal transmission, and high-reliability network deployments. The duplex configuration enables simultaneous bidirectional communication on a single cable run. Benefits: - Low insertion loss minimizes signal degradation over the 90-meter span - High return loss prevents signal reflection and interference - Durable yellow jacket provides visibility and protection - OFNR rating ensures fire safety compliance - Custom lengths available for specific installation requirements - Ships from multiple US locations for faster delivery - 90-day limited warranty provides peace of mind