The JBX06056 4-meter 10GBASE-CR SFP+ passive direct attach copper cable represents a premium yet cost-effective solution for enterprise-grade network infrastructure. Designed with Intel compatibility and qualified to SFF-8431 specifications, this cable delivers robust 10GB Ethernet transmission without requiring active power components, significantly reducing total cost of ownership. Technical Excellence: This passive DAC cable features 24AWG twinax copper conductors with plastic jacketing, engineered to maintain signal integrity over the full 4-meter length. The SFP+ to SFP+ copper connectors provide secure, low-insertion-loss connections to compatible networking equipment. Operating across temperatures from 0 to 70°C (32 to 158°F), the cable reliably performs in diverse data center environments. Compliance & Certification: Fully RoHS and ELV compliant, the JBX06056 meets international environmental standards including EU Directive 2002/95/EC. TUV and UL safety certifications ensure electrical safety and reliability. The cable adheres to industry-standard SFF-8431 and SFF-8472 specifications, guaranteeing interoperability with standard SFP+ equipment. Ideal Applications: Perfect for connecting switches, routers, servers, and storage systems with SFP+ ports, this cable is particularly suited for: - Data center interconnects - Server-to-switch connections - Storage area network (SAN) deployments - High-speed compute clusters - Cost-sensitive network upgrades Advantages: The passive design eliminates active transceiver costs while consuming no external power. At 4 meters, it provides flexibility for rack and equipment spacing without the complexity of active solutions. The proven reliability of copper DAC technology makes this an industry-standard choice for performance-critical applications. Warranty & Support: Backed by a 90-day limited warranty, with free standard shipping on orders over $99 from our Danville, CA or Beaufort, SC distribution centers. The JBX06056 represents the optimal balance of performance, reliability, and value for discerning network professionals.