The JBX43112 55m LC/APC to SC/APC Simplex Singlemode Fiber Patch Cable is a professional-grade optical interconnect solution designed for mission-critical network infrastructure. Built with precision-engineered components, this cable delivers consistent, high-performance fiber optic signal transmission across extended distances. **Technical Excellence:** This singlemode fiber cable features a 9/125 micron core with G.657.A1 specification glass fiber, optimized for long-distance transmission with minimal signal degradation. Tested insertion loss of ≤0.35dB (0.15dB typical) and return loss ≥20dB ensure clean, reliable signal integrity. Attenuation testing confirms performance at 1310 nm (0.25 dB/km) and 1550 nm (0.35 dB/km) wavelengths, meeting ANSI/TIA/EIA-455-171-A standards. **Build Quality & Compliance:** The 1.8mm outside diameter, OFNR Riser-rated PVC jacket provides durability while ensuring safe installation in vertical cable runs throughout buildings. TAA compliant certification makes this cable eligible for government contracts and enterprise procurement. RoHS/ELV directive compliance reflects our commitment to environmental responsibility. The distinctive yellow jacket aids in rapid cable identification and management. **Practical Applications:** Ideal for telecommunications networks, data center interconnects, backbone infrastructure, and high-speed LAN implementations requiring extended cable runs. The straight-through polarity ensures straightforward installation without complex configuration. **Flexibility & Support:** Custom lengths available to match your specific installation requirements. Backed by a 90-day limited warranty. Ships free on orders exceeding $99 from multiple US distribution centers for fast delivery. Choose the JBX43112 for professional-grade performance that meets stringent industry standards and real-world reliability demands.