The JBX05417 40GBASE-CR4 QSFP+ Passive Direct Attach Copper Cable represents the ideal solution for organizations seeking reliable, cost-effective high-speed network connectivity. This 2.5-meter cable is specifically engineered for Fortinet-compatible equipment, offering drop-in replacement compatibility with OEM part numbers FN-CABLE-QSFP+250CM and SP-CABLE-FS-QSFP+250CM. DESIGN AND CONSTRUCTION Crafted with premium 30AWG twinax copper conductors and durable plastic jacketing, this passive DAC cable provides superior electrical performance without active amplification. The passive design eliminates power requirements and heat generation, making it environmentally efficient and cost-effective compared to active alternatives. Each compact 12x12x3cm footprint integrates seamlessly into tight server rack environments. PERFORMANCE AND COMPATIBILITY Qualified to IEEE 802.3ba and SFF-8436 specifications, this cable delivers consistent 40Gb/s throughput with minimal signal loss. QSFP+ to QSFP+ connectors ensure reliable hot-swappable connections, reducing downtime during installations and upgrades. Full Fortinet compatibility makes it an excellent choice for enterprise deployments using Fortinet FortiSwitch or FortiGate infrastructure. COMPLIANCE AND CERTIFICATIONS Meeting RoHS, TUV, and UL safety certifications, plus EU Directive 2002/95/EC compliance, this cable adheres to international environmental and safety standards. The 90-day limited warranty provides peace of mind for your investment. OPERATIONAL SPECIFICATIONS Operates reliably in environments ranging from 0-70°C (32-158°F), suitable for diverse deployment scenarios from climate-controlled data centers to outdoor installations. The 2.5-meter length provides optimal flexibility for rack-to-rack and switch-to-server connections. USE CASES Ideal for data center upgrades, high-frequency trading platforms, cloud infrastructure, virtualized environments, and enterprise storage area networks (SANs). Perfect for organizations requiring high-density interconnectivity without budget strain. Ships from multiple US locations with complimentary standard shipping on orders exceeding $99, and custom brand programming available for enterprise customers.