The JBX05476 3-meter 40GBASE-CR4 QSFP+ passive direct attach copper cable represents an essential connectivity solution for modern data centers and enterprise networks requiring high-speed, cost-effective interconnection. This passive DAC cable eliminates the need for power-consuming active components while maintaining exceptional signal integrity and performance reliability. **Key Features & Benefits:** Passive design reduces power consumption and operational costs compared to active optical cables. The 30AWG twinax copper construction provides superior signal quality and electromagnetic shielding. QSFP+ connectors deliver 40GB data rates with minimal latency, making it ideal for low-latency trading environments, cloud infrastructure, and high-performance computing clusters. The 3-meter length accommodates most data center rack configurations without excessive cable management complexity. **Technical Specifications:** Compliant with IEEE 802.3ba standards, this cable meets stringent performance requirements for enterprise deployments. Operating temperature range of 0-70°C ensures reliable performance in diverse environmental conditions. RoHS and ELV directive compliance demonstrates commitment to environmental responsibility. The 90-day limited warranty provides peace of mind for your investment. **Compatibility & Applications:** Direct compatibility with Fortinet networking equipment, including FortiGate security appliances and switching infrastructure. Suitable for data center interconnects, switch-to-switch connections, and high-bandwidth server deployments. The passive DAC technology makes it an economical choice for short-reach connections while maintaining enterprise-grade reliability. **Custom Availability:** Custom brand programming is available for organizations requiring white-label solutions or specific branding requirements. Manufactured with precision engineering in Vietnam and China using globally-sourced quality components, each cable undergoes rigorous quality assurance testing before shipment from Danville, CA or Beaufort, SC facilities.