The JBX05792 100GBASE-CR4 QSFP28 passive direct attach copper cable represents a cost-effective, high-speed interconnect solution for modern data centers and enterprise networks. Designed as a direct replacement for Fortinet FN-CABLE-QSFP28-3, this 3-meter cable delivers exceptional performance for demanding networking environments. **Key Features:** This passive DAC cable utilizes premium 28AWG copper conductors with twinax shielding to minimize signal degradation and electromagnetic interference. The robust plastic jacketing protects against physical damage while maintaining flexibility for installation in tight rack spaces. The QSFP28 connector format ensures compatibility with a wide range of enterprise-grade networking equipment. **Technical Specifications:** Fully qualified to IEEE 802.3bj specifications, the cable supports 100Gbps data transmission over its 3-meter length. Operating temperature range of 0-70°C accommodates diverse data center conditions. The cable meets international safety standards including RoHS compliance (EU Directive 2002/95/EC), TUV certification, and UL listing. **Compatibility & Applications:** Perfectly suited for Fortinet FortiSwitch and FortiGate environments, this cable excels in connecting high-performance switches, routers, and server network interface cards. Ideal for: - 40/100GbE switch-to-switch connections - High-performance server connectivity - Data center aggregation layers - Spine-and-leaf network architectures - Machine learning and AI infrastructure **Advantages Over Alternatives:** Passive DAC cables eliminate the power consumption and heat generation associated with active optical cables, reducing operating costs and environmental impact. Their superior latency performance makes them ideal for latency-sensitive applications. At 3 meters, this length balances reach with cost-effectiveness for most data center topologies. **Warranty & Support:** Backed by a 90-day limited warranty and available with custom brand programming options, this cable provides flexibility for integrators and resellers. With free standard shipping on orders over $99 and expedited shipping options available, procurement is streamlined. The JBX05792 combines enterprise-grade reliability, exceptional performance, and cost-efficiency, making it the preferred choice for network architects and IT professionals upgrading to 100Gbps infrastructure.