The JBX03423 25-meter 400GBASE-SR4 QSFP-DD Active Optical Cable represents the ideal solution for organizations seeking high-capacity network interconnects without compromising on reliability or environmental compliance. **Technical Specifications:** This active optical cable operates at 400GB data rates using the 400GBASE-SR4 standard, making it suitable for the latest generation of network infrastructure. The QSFP-DD form factor provides superior port density, allowing data centers to maximize their networking capabilities in compact spaces. The cable features 16 strands of OM3 50/125 multimode fiber, which supports distances up to 100 meters at lower rates and maintains excellent performance at 25 meters for 400GB applications. **Superior Safety and Compliance:** Manufactured with LSZH jacketing and OFNR (Riser Rated) rating, this cable meets stringent fire and smoke safety standards required in commercial and institutional environments. Full compliance with IEEE 802.3db specifications, CMIS standards, and RoHS/ELV directives ensures compatibility with modern networking equipment and adherence to international environmental regulations. **Reliability and Durability:** Operating reliably across the 0-70°C temperature range, this AOC withstands typical data center environmental conditions. The robust plastic jacketing with embedded fiber strands provides protection against physical stress, interference, and environmental factors. Backed by a 90-day limited warranty, the JBX03423 offers peace of mind for critical network deployments. **Perfect for Modern Data Centers:** Ideal for enterprise environments, cloud infrastructure, high-performance computing, and service providers requiring certified Arista network components. This direct replacement for the Arista A-D400-Q400-25M ensures seamless integration with existing systems while delivering the performance demands of contemporary applications. **Key Benefits:** • Drop-in replacement for Arista A-D400-Q400-25M • Cost-effective 400GB interconnect solution • Compact QSFP-DD form factor • Future-proof IEEE 802.3db standard • Environmentally responsible manufacturing • Professional-grade reliability Ship from strategically located warehouses in California and South Carolina with free standard shipping on orders over $99.