The JBX05450 2m Juniper-compatible 40GBASE-CR4 QSFP+ passive direct attach copper cable represents an optimal solution for organizations requiring reliable, cost-effective high-speed network connectivity. This carefully engineered cable combines performance, durability, and value to meet the stringent demands of modern data centers. **Key Features:** This passive DAC cable utilizes premium 30AWG twinax copper construction, delivering 40GB data rate performance without the complexity of active electronics. The QSFP+ form factor and copper connectors provide robust connections with minimal insertion loss, ensuring signal integrity across 2-meter distances. Its compact design facilitates seamless integration into crowded equipment racks. **Technical Specifications:** The cable meets IEEE 802.3ba standards and maintains full RoHS/ELV compliance, making it suitable for environmentally conscious deployments. Operating temperature range of 0°C to 70°C ensures reliable performance in various data center conditions. The 30AWG gauge balances flexibility with durability, reducing installation strain while maintaining structural integrity. **Juniper Compatibility:** Engineered as a drop-in replacement for OEM part numbers EX-QSFP-40GE-DAC-2M, JNP-QSFP-DAC-2M, and QFX-QSFP-DAC-2M, this cable works seamlessly with Juniper EX, QFX, and other compatible platforms. Cross-platform compatibility ensures maximum flexibility in heterogeneous network environments. **Benefits:** Passive DAC technology eliminates power requirements, reducing operational costs and heat generation compared to active alternatives. The straightforward plug-and-play installation requires no configuration, accelerating deployment timelines. With a 90-day limited warranty and fast shipping from dual US locations (Danville, CA and Beaufort, SC), this cable provides peace of mind and convenience. Free standard shipping on orders exceeding $99 makes cost-effective bulk procurement accessible. **Applications:** Ideal for server-to-switch connectivity, switch-to-switch uplinks, and storage area network (SAN) implementations in enterprise data centers, service provider networks, and high-performance computing facilities. Perfect for organizations transitioning to 40GB infrastructure or maintaining legacy Juniper equipment investments.