The JBX05017 3-meter 800GBASE-CR8 QSFP-DD to 4x QSFP112 direct attach copper breakout cable represents cutting-edge networking connectivity designed for modern high-speed data centers. This passive breakout DAC cable enables efficient signal distribution from a single 800GB QSFP-DD port to four 200GB QSFP112 ports, making it an essential component for scalable network infrastructure. **Technical Specifications:** This cable features 28AWG copper conductors with professional-grade plastic jacketing, ensuring durability and signal integrity. The QSFP-DD to QSFP112 configuration supports full 800GBASE-CR8 data rates, delivering exceptional throughput for bandwidth-intensive applications. At 3 meters, the cable length optimizes flexibility within server racks and network equipment spacing while minimizing signal degradation inherent to copper transmission. **Compatibility & Performance:** As a direct replacement for the Arista C-D800-4Q200-3M, this cable guarantees compatibility with Arista switches and other 800GBASE-CR8 compliant equipment. The passive design eliminates power consumption concerns while delivering reliable, low-latency performance essential for data center operations, cloud infrastructure, and high-frequency trading environments. **Compliance & Quality:** This cable adheres to RoHS Directive 2002/95/EC and carries TUV and UL safety certifications, ensuring environmental responsibility and operational safety. The robust construction maintains performance across the 0°C to 70°C operating temperature range, accommodating diverse data center environments from climate-controlled facilities to edge locations. **Enterprise Solutions:** With 90-day limited warranty protection and custom brand programming available, this cable supports enterprise deployment requirements. Standard free shipping on orders over $99 provides convenient procurement, backed by U.S.-based distribution centers in California and South Carolina for rapid delivery. **Why Choose This Cable:** Breakout DAC cables reduce overall cabling infrastructure costs compared to individual connections while maintaining performance standards. The passive design ensures compatibility with future firmware updates and equipment upgrades, protecting your networking investment. Whether upgrading existing infrastructure or deploying new 800GB connectivity, the JBX05017 delivers proven reliability and value.