The JBX05531 5-meter 100GBASE-CR2 QSFP28 DAC cable represents an industry-standard solution for enterprise data center networking and high-performance computing environments requiring 100GB connectivity. This passive breakout cable features QSFP28 connectors on both ends, enabling direct attachment to compatible Arista switches and network infrastructure without requiring separate transceivers or active components. Technical Excellence and Compliance Constructed with 26AWG twinax copper conductors and durable plastic jacketing, this cable delivers superior signal fidelity and minimizes electromagnetic interference. The passive design eliminates power consumption concerns while maintaining transmission integrity across the full 5-meter length. The cable achieves full compliance with IEEE 802.3bj specifications, QSFP28 MSA standards, and SFF-8665 form factor requirements. International certifications include RoHS/ELV directive compliance, TUV, and UL safety standards, ensuring deployment in regulated environments. Performance and Reliability The 100GBASE-CR2 standard supports dual 50GB lanes, enabling maximum throughput for bandwidth-intensive applications. Operating across the 0-70°C temperature range accommodates diverse installation scenarios from climate-controlled data centers to edge computing facilities. The robust copper construction provides long-term durability and minimal signal degradation over extended periods. Cost-Effective Alternative As a direct Arista CAB-Q-2Q-100G-5M replacement, this cable offers significant cost savings without compromising quality or performance. The passive DAC design eliminates expensive active electronics while maintaining backward compatibility with existing network infrastructure. Applications and Use Cases Perfect for data center interconnectivity, high-frequency trading environments, cloud computing infrastructure, and enterprise network backbone connections requiring reliable 100GB ethernet connectivity. The 5-meter length provides flexibility for standard rack-to-rack installations. Shipping and Support Eligible for free standard shipping on orders exceeding $99, with warehouse locations in Danville, CA and Beaufort, SC ensuring rapid delivery. Backed by a 90-day limited warranty providing peace of mind on your networking investment. Custom brand programming available upon request.