The JBX05545 100GBASE-CR4 QSFP28 Direct Attach Copper cable represents a cost-effective, high-performance connectivity solution for modern data center architectures. At 1.5 meters, this passive breakout cable optimizes flexibility while maintaining signal integrity across high-speed network deployments. Technical Specifications: This cable features 30AWG twinax construction with copper connectors and plastic jacketing, engineered to support IEEE 802.3bj 100GBASE-CR4 standards. The QSFP28 to 2x QSFP28 configuration enables efficient breakout from a single 100GB port to dual 50GB connections, maximizing port utilization in bandwidth-constrained environments. Operating temperatures range from 0 to 70°C (32 to 158°F), suitable for typical data center thermal conditions. Key Features & Benefits: As a passive DAC solution, this cable eliminates power consumption and heat generation compared to active alternatives, reducing operational costs. The 1.5-meter length provides optimal reach for top-of-rack and within-rack connectivity scenarios. Juniper compatibility ensures seamless integration with JNP-100G-2X50G-1P5M specifications, reducing deployment complexity. Compliance & Certification: Fully RoHS and ELV compliant per EU Directive 2002/95/EC, this cable meets TUV and UL safety certifications, ensuring adherence to international standards. IEEE 802.3bj qualification confirms enterprise-grade performance reliability. Ideal Applications: Perfect for data center upgrades, high-performance computing clusters, and enterprise network expansions requiring 100GB breakout connectivity. Suitable for environments prioritizing cost efficiency without compromising performance. Warranty & Support: 90-day limited warranty provides peace of mind. Free standard shipping on orders exceeding $99, with convenient fulfillment from Danville, CA or Beaufort, SC locations. Custom brand programming available for enterprise deployments.