The JBX05550 100G QSFP28 Direct Attach Copper (DAC) cable represents a critical component for modern high-speed data center architecture. Engineered to Arista specifications, this 1-meter breakout cable delivers uncompromising performance for 100GBASE-CR4 interconnections between switches, routers, and network appliances. **Technical Excellence:** This passive DAC cable features premium 30AWG twinax copper conductors surrounded by durable plastic jacketing, providing optimal signal fidelity while maintaining flexibility for installation in space-constrained environments. The QSFP28 connector design on both ends enables seamless integration with Arista switches and compatible network equipment. Unlike active cables requiring external power, this passive design minimizes power consumption and reduces operational costs. **Compliance & Certification:** The JBX05550 is fully compliant with IEEE 802.3bj specifications and QSFP28 MSA standards, ensuring compatibility and reliability. It holds RoHS, TUV, and UL certifications, meeting stringent EU directive 2002/95/EC requirements. These certifications guarantee environmental safety and performance consistency in production environments. **Superior Performance Characteristics:** With 100GB data transfer rates, this cable excels in demanding applications including cloud computing, high-frequency trading, video streaming infrastructure, and large-scale data processing. The 1-meter length provides optimal flexibility for typical rack-to-rack configurations without signal degradation. **Reliability & Support:** Each cable undergoes rigorous quality testing and includes a 90-day limited warranty. Operating reliably across 0-70°C temperature ranges, it maintains performance stability in diverse deployment scenarios. The cable is manufactured in Vietnam and China using ISO-certified processes. **Why Choose JBX05550:** As a direct replacement for Arista CAB-Q-2Q-100G-1M, this cable offers superior value without sacrificing quality or performance. Free standard shipping on orders over $99 makes enterprise-scale deployments more cost-effective. Custom brand programming is available for organizations with specific labeling requirements. Whether upgrading existing infrastructure or building new high-speed networks, the JBX05550 delivers enterprise-grade performance at competitive pricing.