The JBX05255 7m HPE Compatible 40GBASE-CR4 QSFP+ Passive Direct Attach Copper Cable represents the ideal solution for organizations seeking cost-effective, high-performance connectivity in modern data center infrastructure. This enterprise-grade interconnect cable delivers robust 40 Gigabit Ethernet performance essential for supporting bandwidth-intensive applications, virtualization platforms, and high-speed storage networks. Constructed with premium 26AWG Twinax copper cable and fitted with QSFP+ connectors on both ends, the JBX05255 provides direct connection between compatible network devices without requiring active signal conditioning. The passive architecture offers significant advantages over active alternatives: reduced operational costs, minimal heat dissipation, lower power consumption, and exceptional reliability through simplified design. The 7-meter length accommodates typical rack-to-rack and switch-to-server deployments within standard data center spacing. This cable meets rigorous industry standards including IEEE 802.3ba specifications and SFF-8436 form factor requirements, ensuring seamless integration with HPE networking equipment and compatible infrastructure. Full RoHS and ELV compliance demonstrates commitment to environmental responsibility and regulatory adherence, while TUL and UL safety certifications confirm adherence to international safety protocols. Operating reliably across temperatures from 0°C to 70°C (32°F to 158°F), the JBX05255 performs consistently in diverse deployment environments from temperature-controlled data centers to edge computing locations. The robust plastic jacketing protects the Twinax conductor while maintaining flexibility for installation in cable management systems. Ideal for IT professionals, systems integrators, and data center managers, this cable replaces HPE OEM part AT099A, offering exceptional value without compromising performance. The 90-day limited warranty provides purchase confidence, while free standard shipping on orders over $99 delivers additional savings. Available with custom brand programming options for enterprise deployments, the JBX05255 combines reliability, performance, and affordability for mission-critical networking applications.