The JBX05990 1.5m 200GBASE-CR4 QSFP56 Direct Attach Copper cable represents a critical infrastructure component for high-speed data center networking. This passive DAC cable is purpose-built to deliver 200GB/s throughput while maintaining signal integrity across short-reach connections typical in modern switch-to-server and switch-to-storage environments. Key Features & Specifications: This cable features precision-engineered 30AWG twinax copper conductors with optimized impedance matching for superior signal transmission. The QSFP56 connectors on both ends provide a secure, industry-standard interface compatible with leading networking platforms. At just 1.5 meters, this length is optimal for high-density rack installations where space is at a premium. Compliance & Certifications: The cable meets stringent IEEE 802.3cd specifications for 200GBASE-CR4 connectivity and carries multiple safety certifications including RoHS, TUV, and UL compliance. It adheres to EU Directive 2002/95/EC, making it suitable for global deployments in regulated environments. Performance Advantages: As a passive DAC solution, this cable requires no additional power or active components, reducing operational costs and eliminating unnecessary heat generation. This makes it ideal for environmentally conscious deployments and facilities with power constraints. The passive design also provides superior reliability by reducing potential points of failure. Arista Compatibility: Purpose-designed for Arista networking equipment, this cable directly replaces OEM part number C-Q200-Q200-1.5M, ensuring perfect compatibility and performance. It's qualified for use with Arista's 200GB switching infrastructure. Operational Specifications: Operating temperature range from 0-70°C ensures reliable performance across standard data center conditions. The cable is backed by a 90-day limited warranty, providing confidence in your infrastructure investment. Applications: Ideal for high-speed data center interconnects, storage area network (SAN) connections, and enterprise switching fabric deployments where maximum performance and reliability are essential. The short 1.5m length makes it perfect for in-rack connections where bandwidth-intensive communications demand premium connectivity solutions.