The JBX05307 5-meter 40GBASE-CR4 QSFP+ Passive Direct Attach Copper Cable represents an excellent choice for organizations seeking reliable, cost-effective high-speed networking solutions. As an HPE-compatible component, this cable integrates seamlessly into existing infrastructure while delivering exceptional performance at 40 gigabits per second. Technical Specifications: This premium networking cable features 28AWG copper twinax construction with dual QSFP+ connectors, delivering industry-standard 40GBASE-CR4 performance. The passive direct attach technology eliminates the need for active electronics, reducing power consumption, heat generation, and maintenance requirements. With dimensions of 12x12x5 and a total length of 5 meters, it accommodates typical data center rack distances while maintaining signal integrity. Compliance and Certification: The cable meets rigorous international standards including IEEE 802.3ba and SFF-8436 specifications. It carries RoHS, TUV, and UL certifications, ensuring compliance with EU Directive 2002/95/EC. These certifications guarantee environmental responsibility and electrical safety for enterprise deployments. Applications and Benefits: Ideal for connecting switches, routers, and servers in high-density data center environments, this DAC cable provides native 40Gbps speeds without performance degradation. The twinax design ensures minimal signal loss over the 5-meter distance, while copper connectors provide excellent conductivity and durability. Operating temperatures from 0-70°C accommodate most data center climate conditions. Compatibility: Direct replacement for HPE part numbers 498385-B24 and AT098A, ensuring plug-and-play installation in HPE systems. Custom brand programming is available for organizations requiring OEM branding. Value Proposition: Compared to active optical cables or longer-distance solutions, this passive DAC cable offers superior cost-efficiency while eliminating compatibility concerns. The 90-day limited warranty provides peace of mind, while free standard shipping on orders over $99 reduces total acquisition costs. Ships from conveniently located warehouses in California and South Carolina for rapid delivery. Maintenance: As a passive component with no active electronics, maintenance is minimal. Simply ensure connectors remain clean and dust-free, and avoid excessive bending that could damage the twinax shielding. The robust plastic jacketing protects against environmental factors while maintaining flexibility for installation in tight spaces.