The JBX05433 2-meter Cisco-compatible 40GBASE-CR4 QSFP+ active direct attach copper cable represents the optimal solution for high-performance data center networking. Engineered to meet the stringent demands of modern enterprise environments, this cable delivers exceptional performance and reliability. **Technical Specifications:** This active DAC cable features QSFP+ to QSFP+ connectors supporting 40GB data transmission rates. With 30AWG twinax copper construction wrapped in durable plastic jacketing, the cable provides excellent electromagnetic shielding and signal integrity. Measuring 2 meters in length, it bridges equipment racks efficiently while maintaining optimal performance across the entire span. **Standards & Compliance:** Fully qualified to IEEE 802.3ba specifications and SFF-8436 standards, this cable meets rigorous performance benchmarks. RoHS and ELV directives ensure environmental compliance, while TUV and UL certifications validate safety and reliability. The cable operates seamlessly across temperatures from 0-70°C (32-158°F), accommodating diverse data center conditions. **Compatibility & Applications:** Designed as a direct replacement for OEM part number QSFP-H40G-ACU2M, this Cisco-compatible cable integrates seamlessly into existing infrastructure. Ideal applications include: • Switch-to-switch connections • Router-to-server interconnects • High-speed storage area networks (SANs) • Cloud data center deployments • Enterprise backbone upgrades **Performance Benefits:** Active DAC technology ensures reliable signal transmission without degradation, eliminating the need for transceivers in compatible equipment. Lower latency and power consumption compared to alternatives make this cable an economical choice for bandwidth-intensive applications. **Quality Assurance:** Manufactured with precision and tested rigorously, this cable includes a 90-day limited warranty. Custom brand programming is available for OEM deployments. Ships from U.S. locations in California and South Carolina with free standard shipping on orders exceeding $99. Invest in proven 40GB connectivity that delivers years of reliable service in your data center infrastructure.