The JBX43639 ST/APC to LC/UPC Simplex Fiber Patch Cable represents professional-grade connectivity solutions for demanding telecommunications and data center environments. Manufactured to exacting standards, this 7-meter cable delivers reliable single-strand signal transmission with minimal attenuation and loss. **Technical Excellence:** Features a 9/125 singlemode core with G.657.A1 glass fiber specification, providing superior performance across standard telecom wavelengths. With insertion loss tested at ≤0.35dB (0.15dB typical) and return loss of ≥20dB, this cable meets the highest industry standards. Attenuation specifications are optimized for both 1310nm and 1550nm wavelengths, making it suitable for diverse network architectures. **Superior Design:** The simplex configuration with ST/APC to LC/UPC connectors enables precise polarity control and straight-through connectivity. The bright yellow jacket provides immediate visual identification in complex cable installations, reducing confusion and installation errors. The 1.8mm outside diameter ensures compatibility with standard cable management systems while maintaining durability. **Compliance & Quality:** TAA compliant for government and institutional procurement. RoHS/ELV directive certified for environmental responsibility. Riser-rated OFNR jacketing meets building codes for safe deployment in vertical installations. Tested in accordance with ANSI/TIA/EIA-455-171-A-2001 standards. **Practical Benefits:** Ships from multiple U.S. locations (California, Texas, South Carolina) ensuring fast delivery. Available in custom lengths for specific installation requirements. Free standard shipping on orders over $99. 90-day limited warranty provides confidence in your investment. **Applications:** Ideal for connecting fiber optic networks in data centers, telecommunications facilities, enterprise installations, and laboratory environments where precise signal transmission is critical.