The JBX88303 60-meter ST/ST duplex singlemode fiber patch cable represents a professional-grade solution for telecommunications, data center, and enterprise network applications. Manufactured to the highest standards, this cable delivers consistent performance for backbone connections, campus interconnections, and long-distance signal transmission. **Superior Performance Specifications:** Features a 9/125 singlemode core with advanced G.657.A1 glass fiber technology, providing exceptional low-loss transmission at both 1310nm (0.25 dB/km) and 1550nm (0.35 dB/km) wavelengths. The cable achieves insertion loss of ≤0.35dB typical (0.15dB) and return loss ≥20dB, exceeding industry standards for reliable connectivity. **Build Quality & Compliance:** The 1.8mm outside diameter duplex cable is jacketed with riser-rated (OFNR) material in professional green, meeting RoHS/ELV directives and TAA compliance requirements. This makes it suitable for government and enterprise procurement. All performance testing adheres to ANSI/TIA/EIA-455-171-A standards. **Versatile Applications:** Ideal for telecommunications carriers, ISPs, data centers, and enterprise networks requiring reliable long-distance fiber connectivity. The Type A to B crossover polarity configuration supports standard duplex patch cord applications. **Flexibility & Support:** While this product comes in a standard 60-meter length, custom lengths are available for specialized installations. Each cable includes a 90-day limited warranty, and qualified orders ship free from multiple US locations (Danville CA, Fort Worth TX, or Beaufort SC), ensuring fast delivery. **Connectivity Solution:** With ST/UPC connectors providing secure, low-loss connections, this duplex patch cable delivers the performance-per-dollar value that network professionals demand for mission-critical infrastructure.