The JBX83666 4m LC/ST OM2 50/125 multimode fiber patch cable represents a robust solution for telecommunications and data center professionals seeking dependable network connectivity. This duplex fiber cable seamlessly bridges LC and ST connector types, making it an essential component in mixed-equipment networking environments. **Technical Excellence:** Manufactured to ANSI/TIA/EIA-455-171-A-2001 standards, this cable delivers exceptional performance metrics including ≤0.35dB insertion loss (0.15dB typical) and ≥60dB return loss. The OM2 50/125 multimode fiber core supports transmission at both 850nm and 1300nm wavelengths with attenuation rates of 3.5dB/km and 1.0dB/km respectively. These specifications ensure signal clarity and strength across substantial network distances. **Durability & Installation:** The cable features bend-insensitive fiber wrapped in an OFNP-rated jacket, providing exceptional flexibility for routing through cable trays, under floors, and through conduit without performance degradation. The 1.8mm diameter facilitates easier bundling and management compared to standard cables. Type A to B crossover polarity is pre-configured for immediate deployment in typical duplex installations. **Compliance & Quality:** TAA compliance ensures this cable meets U.S. government procurement requirements. RoHS/ELV compliance demonstrates environmental responsibility. Rigorous testing throughout the manufacturing process guarantees consistent performance. The 90-day limited warranty provides peace of mind. **Applications:** Ideal for enterprise network expansions, data center upgrades, telecommunications facilities, and any installation requiring multimode fiber connectivity. The 4-meter length accommodates most rack-to-switch and equipment-to-patch-panel connections. **Free Shipping Advantage:** Qualifies for free standard shipping on orders exceeding $99, with multiple distribution centers ensuring rapid delivery to continental U.S. locations.