The JBX05705 100GBASE-CR4 QSFP28 passive direct attach copper cable represents the ideal solution for organizations seeking dependable 100GB connectivity without the complexity of active components. This 5-meter cable is specifically engineered for HPE compatibility, directly replacing OEM part numbers 834973-B25-5M, R1N69A, and 845408-B21, making it an excellent alternative for budget-conscious enterprises. Superior Construction and Performance Built with premium 26AWG twinax copper conductors and protective plastic jacketing, this DAC cable delivers exceptional signal integrity across all 100GB applications. The passive design eliminates active electronics, resulting in lower power consumption, reduced operational costs, and extended equipment lifespan. Qualified to IEEE 802.3bj and QSFP28 MSA specifications, the cable maintains consistent performance in demanding data center environments. Comprehensive Compliance and Safety Fully RoHS and ELV compliant, this cable meets EU Directive 2002/95/EC requirements. Multiple safety certifications including TUV and UL validation ensure reliable operation in regulated environments. These credentials make it suitable for enterprise deployments requiring strict compliance adherence. Ideal Applications Perfect for: High-speed interconnects between switches and servers, storage array connections, network backbone infrastructure, and enterprise data center upgrades. The 5-meter length accommodates most rack configurations while maintaining signal quality. Reliability and Support Operating across 0-70°C temperature range, this cable performs consistently in various environmental conditions. Backed by a 90-day limited warranty and supported by free standard shipping on orders exceeding $99. Ships from strategically located facilities in Danville, CA and Beaufort, SC for rapid delivery. Value Proposition Choose JBX05705 for proven HPE compatibility, cost-effective 100GB connectivity, and enterprise-grade reliability without premium pricing. This passive DAC cable combines performance, compliance, and affordability for organizations maximizing their network infrastructure investments.