The JBX05883 1-meter 100GBASE-CR4 QSFP28 Passive Direct Attach Copper Cable is a mission-critical networking component engineered for high-performance data center environments. This professional-grade cable delivers exceptional value for enterprises seeking reliable 100GB connectivity without the complexity and cost of active optical solutions. **Technical Excellence** Built with premium 30AWG twinax copper conductors and protective plastic jacketing, this passive DAC cable achieves full 100GBASE-CR4 compliance. The dual QSFP28 connectors ensure reliable hot-pluggable connections, while the compact 1-meter length provides flexibility for equipment placement. Manufactured to rigorous IEEE 802.3bj and QSFP28 MSA specifications, it delivers consistent performance in demanding enterprise environments. **Certification & Compliance** This cable meets international safety and environmental standards, including RoHS (EU Directive 2002/95/EC), TUV, and UL certification. These credentials guarantee compliance with corporate procurement policies and regulatory requirements in global deployments. **HPE Compatibility** Direct replacement for HPE part numbers R0Z25A and R9F77A, making deployment and upgrades seamless. Fully compatible with HPE networking equipment and infrastructure investments. **Operational Performance** Tested for reliable operation across 0-70°C temperature ranges, ensuring consistent performance in diverse data center climates. The passive design eliminates power consumption and heat generation, reducing operational costs and cooling requirements. **Enterprise-Grade Value** Compare this passive solution to active optical transceivers: significant cost savings, no power requirements, minimal heat output, and simplified inventory management. Perfect for short-run connections within equipment racks and between nearby network nodes. **Warranty & Support** Backed by a 90-day limited warranty. Ships from US locations (Danville, CA and Beaufort, SC) with free standard shipping on orders exceeding $99, ensuring rapid deployment. Ideal for: Data center expansions, server migrations, network upgrades, and organizations maximizing ROI on high-speed networking infrastructure.