The JBX05552 100GBASE-CR4 QSFP28 Direct Attach Copper Cable represents a sophisticated networking solution designed for organizations requiring reliable, high-speed interconnectivity in data center environments. This 1-meter passive breakout cable directly replaces Extreme Networks part number 10426, ensuring seamless compatibility with existing infrastructure investments. **Technical Excellence & Performance** Built with premium 30AWG twinax copper conductors and protective plastic jacketing, this passive DAC delivers full 100GB throughput while maintaining signal integrity over its 1-meter length. The design leverages IEEE 802.3bj and QSFP28 MSA specifications, ensuring standardized performance across compatible equipment. Operating temperatures range from 0-70°C, accommodating diverse data center environments. **Key Features & Benefits** • Passive design eliminates power consumption and heat generation • QSFP28 to 2x QSFP28 breakout configuration for flexible deployments • RoHS compliant with TUV and UL safety certifications • EU Directive 2002/95/EC compliance for global deployments • 90-day limited warranty for peace of mind **Application Scenarios** Ideal for high-density switch interconnects, storage arrays, and compute clusters requiring low-latency, cost-effective 100GB connections. Perfect for organizations upgrading legacy infrastructure while maintaining budget consciousness. The passive nature eliminates compatibility concerns common with active optical modules. **Quality Assurance & Compliance** Manufactured to strict specifications and tested for reliability, this cable meets enterprise standards for critical networking applications. Custom brand programming is available for volume orders seeking OEM-like branding solutions. **Shipping & Support** Enjoy free standard shipping on orders exceeding $99, with fulfillment from conveniently located distribution centers in Danville, CA and Beaufort, SC. Professional support ensures seamless integration with your existing networking infrastructure.