The JBX05688 4m 100GBASE-CR4 QSFP28 Passive DAC Cable represents the ideal solution for organizations seeking high-performance, cost-effective connectivity in modern data center and enterprise network deployments. This precision-engineered cable combines NVIDIA Mellanox compatibility with industry-leading build quality and performance standards. Technical Excellence: Constructed with premium 26AWG copper conductors and durable plastic jacketing, the JBX05688 delivers superior signal integrity and electromagnetic shielding. The passive Direct Attach Copper (DAC) technology eliminates active components, reducing power consumption while maintaining consistent 100GB transmission speeds. The cable's twinax design ensures balanced impedance and minimal signal degradation across the 4-meter span. Compliance and Certification: Fully compliant with IEEE 802.3bj specifications and QSFP28 MSA standards, this cable meets rigorous industry benchmarks. RoHS and EU directive 2002/95/EC compliance ensures environmental responsibility, while TUV and UL safety certifications guarantee reliability in demanding environments. The cable operates seamlessly across 0-70°C temperature ranges, accommodating diverse deployment scenarios. Seamless Integration: As a certified NVIDIA Mellanox compatible component, the JBX05688 serves as an exact replacement for original equipment manufacturer part numbers including MCP1600-C004, MCP1600-C004E26L, MCP1600-E004E26, and 980-9I62Y-00E004. This ensures drop-in compatibility and eliminates integration complexity. Perfect for Data Centers: Ideal for high-speed interconnects between switches, servers, and storage systems, this passive DAC cable minimizes latency while reducing total cost of ownership compared to active solutions. Its robust construction withstands the rigorous demands of 24/7 data center operations. Value and Support: Backed by a 90-day limited warranty and available custom brand programming, the JBX05688 provides enterprise-grade support. Free standard shipping on orders exceeding $99, with convenient distribution from Danville, CA and Beaufort, SC locations ensures rapid delivery to your facility.