The JBX05623 1.5m NVIDIA Mellanox 100GBASE-CR4 QSFP28 to SFP28 breakout cable represents a premium solution for data center professionals requiring reliable high-speed interconnectivity. This passive direct attach copper (DAC) cable combines performance, compatibility, and cost-effectiveness in a single package. **Superior Build Quality and Design:** Constructed with 30AWG twinax copper conductors and protective plastic jacketing, this cable delivers exceptional signal integrity over the 1.5-meter distance. The passive design eliminates power consumption and heat generation, making it ideal for space-constrained environments. The QSFP28 connector on one end breakouts to four SFP28 connectors, enabling efficient lane segregation for 100GB applications. **Comprehensive Compatibility:** This cable is explicitly designed for NVIDIA Mellanox equipment and serves as a direct replacement for OEM part numbers 980-9I48N-00C01A, MCP7F00-A01A, and MCP7F00-A01AR30N. It meets IEEE 802.3bj specifications and QSFP28 MSA requirements, guaranteeing compatibility with next-generation switching infrastructure. **Compliance and Certification:** Fully RoHS and ELV compliant with TUL and UL safety certifications, this cable adheres to EU directive 2002/95/EC standards. These certifications ensure safe operation in professional environments while meeting environmental protection requirements. **Ideal Applications:** Perfect for high-speed data center networking, cloud infrastructure deployments, and enterprise storage area networks (SANs) requiring 100GB connectivity. The 1.5m length suits typical rack-to-rack distances in standard data center layouts. **Technical Specifications:** - Data Rate: 100GB - Operating Temperature: 0-70°C (32-158°F) - Cable Type: Passive Breakout DAC - Gauge: 30AWG - Connector Type: QSFP28 to 4x SFP28 - Length: 1.5 meters - Warranty: 90-Day Limited Warranty - Manufactured in Vietnam and China **Shipping and Availability:** Enjoy free standard shipping on orders exceeding $99, with shipment from Danville, CA or Beaufort, SC. Custom brand programming is available for OEM requirements. Invest in reliable, standards-compliant connectivity that keeps your network running at peak performance.