The JBX67637 is a premium 290-meter OM4 multimode fiber cable specifically designed for mission-critical network infrastructure requiring superior performance and safety compliance. This comprehensive fiber solution addresses the growing demand for high-bandwidth, reliable connectivity in modern data centers, enterprise campuses, and telecommunications environments. **Core Specifications & Performance** Featuring 24 individual fiber strands with OM4 50/125 multimode cores, this cable delivers exceptional data transmission capabilities with minimal signal degradation. The LC/UPC to LC/UPC connectors ensure consistent, low-loss connections with return loss specifications exceeding 20dB. With insertion loss rated at ≤0.35dB (0.15dB typical) and attenuation of 3.5 dB/km at 850nm or 1.5 dB/km at 1300nm, this cable meets ANSI/TIA/EIA standards for demanding applications. **Safety & Compliance** The plenum-rated OFNP jacketing makes this cable ideal for installation in air-handling spaces and building plenum areas, eliminating costly conduit requirements. RoHS and ELV compliant with TAA certification, this US-manufactured product meets stringent government and environmental standards, making it suitable for federal projects and regulated industries. **Installation Advantages** The bend-insensitive fiber technology allows tighter bend radius installations without performance compromise. The 18" furcated legs and 8mm outer diameter provide installation flexibility in crowded cable trays and tight spaces. At 290 meters, this offering supports large-scale deployments while custom lengths are available for specialized applications. **Durability & Support** Backed by a 90-day limited warranty and shipped from multiple US locations (Danville, CA and Fort Worth, TX), this cable ensures quick delivery and responsive customer service. Free standard shipping on orders over $99 makes procurement economical for large network installations. Ideal for data center buildouts, enterprise backbone networks, campus interconnections, and telecom infrastructure upgrades where performance, safety, and compliance are non-negotiable.