The JBX42978 6-meter LC/UPC to LC/UPC simplex singlemode fiber patch cable represents a reliable solution for professional fiber optic network installations. This cable is engineered to meet the demanding requirements of modern data communications infrastructure. **Technical Specifications:** The cable features a 9/125 singlemode fiber core with G.657.A1 glass fiber composition, ensuring optimal light transmission and minimal signal degradation. With an insertion loss rating of ≤0.35dB (0.15dB typical) and return loss ≥20dB, this cable delivers superior signal integrity. Attenuation performance is certified at 1310 nm: 0.25 dB/km or 1550 nm: 0.35 dB/km, meeting ANSI/TIA/EIA-455-171-A-2001 standards. **Design & Safety:** The cable's 1.8mm outside diameter with OFNR (Optical Fiber Non-conductive Riser) rating makes it suitable for in-building vertical runs and horizontal installations. The durable plastic jacket provides excellent bend radius performance while maintaining compliance with fire safety codes. The distinctive yellow color facilitates easy identification in complex network installations. **Compliance & Certification:** This cable is TAA (Trade Agreements Act) compliant, making it eligible for government and institutional procurement. RoHS and ELV directives compliance ensures environmental responsibility and adherence to EU regulations. Every cable undergoes rigorous attenuation testing to guarantee performance consistency. **Practical Applications:** Ideal for connecting network equipment in data centers, telecommunications facilities, enterprise networks, and server rooms. The straight-through polarity configuration ensures plug-and-play compatibility with standard LC/UPC equipment. **Value & Support:** Backed by a 90-day limited warranty and available in custom lengths for specialized requirements. Free standard shipping on orders exceeding $99, with shipment options from Danville CA, Fort Worth TX, or Beaufort SC locations.