The JBX03365 50m Juniper-compatible 400GBASE-SR8 QSFP-DD Active Optical Cable represents a cutting-edge solution for data center networking and enterprise infrastructure. This active optical cable (AOC) is specifically designed to support 400GB Ethernet applications, delivering the high-speed connectivity demanded by modern cloud environments, HPC facilities, and mission-critical networks. **Key Technical Specifications:** This cable features 16 multimode fiber strands with a 50/125 core-cladding diameter, utilizing OM3-grade fiber to ensure signal integrity across the full 50-meter span. The QSFP-DD form factor provides a compact, hot-pluggable interface that simplifies installation and maintenance. IEEE 802.3cm compliance ensures compatibility with next-generation switching and routing equipment, while CMIS support enables advanced cable diagnostics and monitoring. **Superior Safety & Environmental Standards:** The OFNR (Optical Fiber Non-Conductive Riser) LSZH jacketing meets rigorous fire safety requirements for vertical cable runs in building risers. RoHS and ELV directive compliance ensures environmental responsibility, while comprehensive safety certifications (UL/FDA 21CFR 1040.10, TUV) guarantee operator safety and equipment protection. **Performance & Reliability:** Operating reliably in temperatures from 0-70°C (32-158°F), this cable maintains consistent performance across diverse data center environments. The robust plastic jacketing with integrated fiber strands provides excellent protection against physical damage while maintaining flexibility for installation. **Value & Support:** This Juniper-qualified cable directly replaces OEM part number QDD-400G-AOC-50M, offering cost-effective compatibility without compromising quality. Backed by a 90-day limited warranty and featuring free standard shipping on orders exceeding $99, the JBX03365 delivers exceptional value for networking professionals seeking reliable high-speed connectivity solutions. **Ideal Applications:** Perfect for data centers, telecommunications facilities, and enterprise networks requiring immediate 400GB connectivity without the complexity of traditional fiber infrastructure investments.