The JBX05484 represents a cost-effective, high-performance networking solution for organizations seeking reliable 40GB connectivity in their data center infrastructure. This 3-meter Juniper-compatible 40GBASE-CR4 QSFP+ passive direct attach copper cable combines proven twinax technology with enterprise-grade construction standards. **Key Features & Specifications:** Built with 30AWG copper conductors and professional plastic jacketing, this cable delivers consistent 40GB performance while maintaining signal integrity across its 3-meter span. The passive architecture eliminates active components, reducing operational costs and heat dissipation compared to active optical alternatives. Weighing just 3mm in depth and featuring compact 12x12 dimensions, the cable integrates seamlessly into rack environments without consuming extra space or power. **Certification & Compliance:** This cable meets strict IEEE 802.3ba standards and carries SFF-8436 qualification, ensuring compatibility with Juniper's exacting specifications. RoHS, TUV, and UL certifications confirm compliance with international safety and environmental directives, including EU directive 2002/95/EC, making it suitable for regulated enterprise environments. **Juniper Compatibility:** As a verified replacement for Juniper OEM part numbers EX-QSFP-40GE-DAC-3M, JNP-QSFP-DAC-3M, and QFX-QSFP-DAC-3M, this cable drops directly into existing Juniper networks without configuration changes. Perfect for EX Series switches, QFX Series platforms, and related Juniper equipment requiring 40GBASE-CR4 connectivity. **Operating Environment:** The cable operates reliably across temperatures from 0 to 70°C (32 to 158°F), accommodating both controlled data center environments and edge deployment scenarios. Custom brand programming options available for organizations requiring white-label solutions. **Value & Support:** With a 90-day limited warranty and free standard shipping on orders over $99, this solution delivers enterprise reliability at competitive pricing. Ships from strategically located distribution centers in Danville, CA and Beaufort, SC for rapid delivery across North America.