The JBX05102 400GBASE-CR8 QSFP-DD Direct Attach Copper Cable represents a cost-effective solution for modern high-speed data center networking. This 1.5-meter passive DAC cable is engineered to deliver 400GB data rates while maintaining exceptional signal quality and reliability in demanding enterprise environments. **Technical Specifications & Features:** Constructed with 28AWG twinax copper wiring and robust plastic jacketing, this cable meets IEEE ETC 400GBASE-CR8 and QSFP-DD MSA/CMIS specifications. The dual QSFP-DD connectors (male-to-male) ensure seamless compatibility with Arista networking equipment and other qualified 400G infrastructure. As a passive DAC solution, it requires no external power, reducing operational costs and system complexity. **Compliance & Safety:** Fully RoHS and ELV compliant, this cable adheres to EU directive 2002/95/EC environmental standards. It carries UL and TUV safety certifications, confirming its reliability in professional networking installations. **Use Cases & Applications:** Ideally suited for direct server-to-switch connections, storage array interconnects, and short-range data center backbone deployments. The 1.5m length provides flexibility for typical rack-to-rack configurations without excessive cable management overhead. **Compatibility & Quality Assurance:** Direct replacement for Arista OEM part number CAB-D-D-400G-1.5M. Manufactured in Vietnam and China with rigorous quality control. Includes 90-day limited warranty coverage. **Shipping & Support:** Qualifies for free standard shipping on orders exceeding $99. Ships from strategically located US warehouses in Danville, CA and Beaufort, SC for rapid delivery. Custom brand programming available for enterprise bulk orders.