The JBX45089 40-meter OM3 50/125 multimode fiber patch cable represents the ideal solution for professional network infrastructures demanding superior performance and reliability. Built with bend-insensitive glass fiber and OFNP jacketing, this cable accommodates the tight radius requirements of modern data center and office environments without compromising signal quality. **Key Performance Features:** This duplex patch cable delivers exceptional signal transmission with insertion loss of ≤0.35dB (0.15dB typical) and return loss ≥60dB, ensuring minimal signal degradation across your network. Attenuation rates of 3.5 dB/km at 850nm and 1.0 dB/km at 1300nm comply with industry standards (ANSI/TIA/EIA-455-171-A-2001), making this cable suitable for bandwidth-intensive applications. **Standards & Compliance:** Fully TAA-compliant and RoHS/ELV certified, this cable meets government and environmental requirements. The EU directive 2002/95/EC compliance ensures you're investing in an environmentally responsible product without sacrificing performance. **Installation & Identification:** The distinctive yellow jacket enables quick cable identification in complex installations, reducing troubleshooting time and installation errors. The Type A to B crossover configuration supports standard duplex patch cord applications. With a compact 1.8mm outer diameter, this cable routes easily through conduit and cable trays. **Versatility & Support:** Available in custom lengths beyond the standard 40-meter offering, this cable adapts to your specific infrastructure requirements. Shipped from multiple US locations (Danville CA, Fort Worth TX, and Beaufort SC) for rapid delivery, with free standard shipping on orders over $99. **Applications:** Ideal for data centers, enterprise LANs, campus networks, server-to-switch connections, and any high-speed fiber backbone applications requiring OM3 multimode performance. The 50/125 core diameter provides optimal balance between bandwidth and connector compatibility. **Warranty & Support:** Backed by a 90-day limited warranty, ensuring your investment is protected. Manufactured in Taiwan, the US, or China with consistent quality standards across all production facilities.