The JBX05977 3-meter 200GBASE-CR4 QSFP56 direct attach copper cable represents a critical infrastructure component for modern data centers and high-performance computing environments. Purpose-built for NVIDIA Mellanox compatibility, this passive DAC cable delivers exceptional performance for demanding networking applications. ## Technical Specifications This premium copper cable meets IEEE 802.3cd specifications and carries QSFP56 MSA and CMIS qualifications. The 26AWG twinax construction provides superior signal integrity while maintaining the compact form factor required in densely-populated server environments. Operating across a 0-70°C temperature range, it accommodates various data center conditions without performance degradation. ## Performance & Reliability As a passive direct attach copper solution, this cable offers 200GB data transmission rates with minimal latency compared to active alternatives. The copper connectors and plastic jacketing resist environmental stress and provide consistent, reliable connectivity. RoHS, TUV, and UL certifications ensure compliance with international safety and environmental standards, including EU directive 2002/95/EC. ## Compatibility & Integration Designed to directly replace OEM part numbers MCP1650-H003E26, 980-9I54G-00V003, and MCP1650-V003E26, this cable integrates seamlessly into existing NVIDIA Mellanox installations. The 3-meter length accommodates typical rack-to-rack distances without requiring intermediate equipment. ## Enterprise Features Manufactured in Vietnam and China to exacting quality standards, the cable includes a 90-day limited warranty. Custom brand programming is available for organizations requiring proprietary labeling or identification. Ships from conveniently-located facilities in Danville, CA and Beaufort, SC with free standard shipping on orders exceeding $99. ## Use Cases Ideal for data center networking, high-performance computing clusters, storage infrastructure, and enterprise cloud environments where 200GB interconnectivity is essential. Perfect for organizations upgrading to next-generation networking speeds without requiring fiber optic solutions or active equipment. Invest in reliable, standards-compliant connectivity that ensures your critical network infrastructure performs at peak efficiency.