The JBX04981 2.5-meter 400GBASE-CR8 QSFP-DD to 2x QSFP56 direct attach copper cable represents a premium interconnect solution for modern data centers and high-performance computing environments. Compatible with Juniper networking equipment including the QDD-2X200G-2P5M series, this cable delivers exceptional performance for 400GB per second data transmission. Designed as a passive breakout configuration, this DAC cable eliminates the complexity and power consumption of active solutions while maintaining superior signal fidelity. The 26AWG copper twinax conductors are precision-engineered to minimize attenuation and crosstalk, ensuring reliable operation at maximum bandwidth over the full 2.5-meter length. Key Technical Features: The cable adheres to ETC 400GBASE-CR8 and QSFP-DD MSA specifications, guaranteeing seamless interoperability with Juniper switches and other compliant equipment. Its QSFP-DD form factor to dual QSFP56 configuration enables efficient bandwidth scaling in optical-electrical conversion scenarios. Operating temperature range of 0-70°C (32-158°F) ensures reliable performance in diverse environmental conditions. Compliance & Certifications: Fully RoHS and ELV compliant, manufactured in Vietnam and China with strict quality control. TUV and UL certifications confirm adherence to international safety standards. The EU directive 2002/95/EC compliance ensures environmentally responsible manufacturing practices. Ideal Applications: Perfect for upgrading existing network infrastructure, data center expansions, and high-speed cluster interconnections. The 2.5-meter length provides flexibility for standard rack-to-rack deployments without excess cable management burden. Value & Support: 90-day limited warranty provides peace of mind, while free standard shipping on orders exceeding $99 delivers exceptional value. Custom brand programming is available for enterprise requirements. Ships from convenient US locations in California and South Carolina for rapid delivery.