The JBX05063 2.5m 200GBASE-CR8 QSFP-DD direct attach copper breakout cable represents enterprise-grade networking infrastructure designed for modern high-density data centers requiring 200GB connectivity solutions. **Technical Specifications:** This passive breakout DAC cable features a QSFP-DD (Quad Small Form-factor Pluggable Double Density) primary connector that splits into eight individual SFP28 (Small Form-factor Pluggable 28) connections, providing flexible port expansion without active electronics. The 30AWG twinax copper construction delivers optimal signal quality for 200GBASE-CR8 Ethernet standards, enabling reliable high-speed data transmission across network infrastructure. **Key Features:** - 2.5-meter length ideal for intermediate rack and cabinet spacing - 200GBASE-CR8 compliance for seamless Arista ecosystem integration - Passive design eliminates power consumption and heat generation - Copper twinax architecture ensures superior EMI shielding - RoHS and ELV compliant with TUL/UL certifications - Operating temperature range: 0-70°C (32-158°F) **Applications & Use Cases:** Perfect for data center networking, server interconnect, switch-to-switch uplinks, and high-performance computing environments. Particularly suited for organizations standardizing on Arista network switches requiring 200GB port breakout capabilities with cost-effective passive copper connectivity. **Quality & Compliance:** Manufactured to stringent international standards with RoHS certification ensuring environmental compliance. The cable undergoes rigorous quality testing to guarantee performance and longevity. Backed by a 90-day limited warranty providing customer peace of mind. **Shipping & Support:** Available with free standard shipping on orders exceeding $99, shipped from convenient US locations in Danville, CA and Beaufort, SC. Custom brand programming is available for volume deployments.