The JBX43634 ST/APC to LC/UPC simplex fiber patch cable represents premium-grade optical connectivity for mission-critical network applications. This 2.5-meter cable combines proven singlemode technology with superior component quality to deliver exceptional performance and reliability. **Technical Excellence** Constructed with 9/125 singlemode G.657.A1 glass fiber, this cable offers superior bend performance and minimal signal loss. The cable achieves exceptional insertion loss specifications of just 0.15dB typical (≤0.35dB maximum) and return loss exceeding 20dB, ensuring clean signal transmission across your network infrastructure. Attenuation performance meets rigorous ANSI/TIA/EIA standards, with verified performance at both 1310nm and 1550nm wavelengths. **Enterprise-Grade Compliance** Fully TAA-compliant and RoHS/ELV certified, this cable meets stringent government and enterprise procurement standards. The OFNR riser-rated jacket ensures safe installation in plenum environments while maintaining durability in demanding conditions. The robust 1.8mm outer diameter provides excellent protection against external interference and mechanical stress. **Practical Design Features** The distinctive yellow jacket enables quick visual identification within cable management systems, reducing installation time and maintenance errors. ST/APC and LC/UPC connector combinations provide industry-standard compatibility with existing network equipment. The simplex configuration offers cost-effective single-strand connectivity where full duplex transmission isn't required. **Flexible Ordering and Support** While this listing features the 2.5-meter length, custom lengths are available to match your specific installation requirements. Free standard shipping on orders exceeding $99 and a 90-day limited warranty provide peace of mind. Ships from multiple US distribution centers for faster delivery. **Ideal Applications** Perfect for telecommunications networks, data center interconnects, fiber-to-the-premises installations, and enterprise backbone connections. Suitable for both new installations and network upgrades requiring high-reliability optical connectivity. The proven singlemode architecture ensures future compatibility with evolving network standards.