The JBX88387 30-meter ST/ST duplex singlemode fiber patch cable represents the gold standard for professional fiber optic connectivity. Engineered for mission-critical applications, this cable combines cutting-edge technology with proven reliability to ensure flawless signal transmission across your network infrastructure. **Superior Performance Specifications** With a 9/125 singlemode core and G.657.A1 grade glass fiber, this cable delivers exceptional light transmission efficiency. The insertion loss of ≤0.35dB (0.15dB typical) exceeds industry expectations, while the return loss of ≥20dB ensures minimal signal reflection. Tested to ANSI/TIA/EIA standards, attenuation performance is verified at both 1310nm (0.25 dB/km) and 1550nm (0.35 dB/km) wavelengths, making it suitable for diverse telecommunications applications. **Strategic Design Features** The ST/UPC connector configuration with Type A to B crossover polarity represents the industry standard for duplex patch cords, ensuring immediate compatibility with existing infrastructure. The thin 1.8mm outside diameter optimizes cable routing and minimizes space requirements in crowded installations. OFNR riser-rated jacketing provides fire-safe operation and meets building code requirements for vertical runs and plenum installations. **Compliance & Reliability** TAA compliant and manufactured to RoHS/ELV directives, this cable meets federal procurement standards and environmental regulations. Available from multiple U.S. distribution centers (Danville, CA; Fort Worth, TX; Beaufort, SC), this product ships quickly with free standard shipping on qualifying orders. **Flexible Solutions** While this model provides 30 meters of connectivity, custom lengths are available for specialized requirements. Whether you're architecting a small departmental network or a large-scale data center deployment, JBX88387 adapts to your infrastructure needs. **Industry Applications** Ideal for telecommunications hubs, data centers, server farms, research facilities, and any environment demanding ultra-reliable fiber signal transmission. The duplex configuration enables simultaneous bidirectional communication on a single strand pair. Back your network investment with JBX88387—where professional-grade performance meets enterprise-class reliability.