The JBX05860 1.5m NVIDIA Mellanox 100GBASE-CR4 QSFP28 passive direct attach copper cable represents an excellent solution for organizations seeking cost-effective, high-bandwidth interconnectivity in their data center infrastructure. **Technical Excellence:** This cable is engineered to transmit 100GB of data at full line rate using passive direct attach technology, eliminating the need for active components and associated power consumption. The 30AWG twinax construction provides optimal impedance matching and signal fidelity, ensuring error-free transmission over the 1.5-meter distance. Featuring QSFP28 copper connectors on both ends, the cable integrates seamlessly with existing NVIDIA Mellanox ecosystem hardware. **Compliance and Certification:** Fully qualified to IEEE 802.3bj specifications and QSFP28 MSA standards, this cable meets stringent industry benchmarks. RoHS and TUV certifications confirm compliance with EU Directive 2002/95/EC and environmental regulations, making it suitable for sustainability-conscious organizations. **Broad Compatibility:** Designed as a direct replacement for multiple OEM part numbers including 980-9I624-00E01A, MCP1600-C01AE30N, and equivalent Mellanox DAC cables, this solution simplifies procurement and reduces costs versus proprietary alternatives. **Applications:** Ideal for connecting high-density switches, top-of-rack (ToR) configurations, server clustering, and storage array interconnections within data centers. The 1.5m length accommodates typical rack-to-rack and intra-rack distances without excess cable bulk. **Operating Specifications:** Operates reliably across 0-70°C ambient temperatures with minimal performance degradation. The compact 12x12x2mm connector footprint ensures compatibility with densely populated port arrays. **Value Proposition:** With 90-day limited warranty coverage and free standard shipping on qualifying orders, the JBX05860 delivers enterprise-grade performance at competitive pricing, making it the intelligent choice for cost-conscious IT managers upgrading 100GB infrastructure.