The JBX05298 40GBASE-CR4 QSFP+ Passive Direct Attach Copper Cable represents a premium solution for organizations requiring reliable, cost-effective 40GB network connectivity. This 5-meter cable is specifically engineered to meet the demanding requirements of modern data centers, enterprise networks, and high-performance computing environments. **Technical Specifications & Performance** Constructed with 28AWG twinax copper conductors and protective plastic jacketing, this passive DAC cable delivers 40GB transmission speeds while maintaining exceptional signal integrity. The QSFP+ to QSFP+ connector design ensures secure, reliable connections without the need for external power sources or amplification—a key advantage of passive DAC technology. The cable is fully qualified to IEEE 802.3ba standards and compatible with SFF-8436 specifications. **Compatibility & OEM Replacement** Designed for seamless Dell system integration, the JBX05298 directly replaces Dell OEM part numbers 02-SSC-0382-5M, 470-AAWE, and 470-AAFF. This makes it an ideal upgrade or replacement option for existing Dell infrastructure without compatibility concerns. **Safety, Compliance & Reliability** The cable holds comprehensive safety certifications including RoHS, TUV, and UL compliance, adhering to EU directive 2002/95/EC standards. The passive design operates reliably across the 0-70°C temperature range, suitable for standard data center environments. A 90-day limited warranty provides additional peace of mind for enterprise deployments. **Installation & Benefits** As a passive DAC solution, the JBX05298 eliminates the complexity and power consumption associated with active cables. This translates to simpler installation, reduced operational costs, and lower heat generation in densely-populated switch environments. The 5-meter length provides optimal flexibility for standard rack-to-rack or equipment-to-equipment connectivity without excessive cable runs. **Value Proposition** With free standard shipping on orders over $99 and competitive pricing, the JBX05298 delivers enterprise-grade 40GB connectivity at accessible price points. Whether upgrading existing Dell infrastructure, building new data center networks, or replacing aging cables, this QSFP+ DAC cable provides reliable performance backed by comprehensive certifications and warranty coverage.