The JBX83660 0.5m LC/ST OM2 50/125 multimode fiber patch cable is engineered for mission-critical networking environments requiring dependable, high-speed optical signal transmission. This professional-grade duplex cable combines advanced fiber optics technology with robust construction to deliver consistent performance in demanding applications. **Key Features:** This cable features genuine LC/UPC to ST/UPC connectors with Type A to B crossover polarity configuration—the industry standard for duplex patch cord installations. The OM2 50/125 multimode fiber core supports 850nm and 1300nm wavelengths with impressive attenuation ratings (3.5 dB/km at 850nm, 1.0 dB/km at 1300nm), ensuring excellent signal quality over short to medium distances. **Superior Performance Specifications:** Tested to ANSI/TIA/EIA-455-171-A standards, this cable delivers insertion loss of ≤0.35dB (0.15dB typical) and return loss exceeding 60dB, guaranteeing optimal signal integrity. The bend-insensitive fiber design allows for flexible routing in tight spaces without performance degradation, while the OFNP jacketing provides fire-rated protection for plenum installations. **Compliance & Reliability:** Fully TAA compliant for government contracting and RoHS/ELV certified for environmental compliance. The white polyvinyl jacket is durable and easy to trace in cable management systems. Backed by a 90-day limited warranty and available in custom lengths for specialized applications. **Applications:** Ideal for data center interconnects, server room patching, telecommunications switching centers, LAN/WAN connectivity, and any installation requiring reliable multimode fiber transmission. The compact 0.5m length is perfect for equipment racks and tight installation spaces. **Free Shipping & Fast Delivery:** Qualifies for free standard shipping on orders over $99, with distribution from multiple US locations (California, Texas, South Carolina) for rapid delivery. Choose JBX83660 for professional-grade fiber connectivity that meets the highest industry standards.