The JBX05326 0.5m Dell-compatible 40GBASE-CR4 QSFP+ passive direct attach copper cable represents an optimal solution for organizations seeking reliable, cost-effective 40GB network connectivity. This high-performance cable combines proven passive DAC technology with enterprise-grade components to deliver exceptional value and performance. Key Features & Specifications: This cable features 30AWG twinax copper construction that minimizes signal loss while maintaining optimal impedance characteristics. The QSFP+ to QSFP+ connector configuration ensures seamless integration with compatible Dell networking equipment and other standards-compliant infrastructure. Operating across temperatures from 0°C to 70°C (32°F to 158°F), it maintains consistent performance in diverse data center environments. Compliance & Certification: Fully qualified to IEEE 802.3ba specifications, the JBX05326 meets stringent international standards. RoHS, TUV, and UL certifications confirm its compliance with environmental directives (EU 2002/95/EC) and safety requirements, making it suitable for regulated industries and environmentally conscious organizations. Compatibility & Replacement: Designed as a direct replacement for Dell OEM part numbers 02-SSC-0382-0.5M, 470-AAXB, and 470-AAIB, this cable integrates seamlessly into existing Dell infrastructure without additional modifications or compatibility concerns. Advantages of Passive DAC Technology: Unlike active cables, this passive design consumes no power, generates minimal heat, and offers exceptional reliability without active electronics prone to failure. The compact 0.5m length makes it ideal for high-density rack applications and switch stacking scenarios where traditional fiber optics prove unnecessary or overengineered. Applications: Perfect for data centers, enterprise networks, high-performance computing clusters, and virtualized environments requiring dependable 40GB interconnects. The cable's proven technology and cost-effectiveness make it an industry standard for short-reach, high-speed networking. Product Support: Backed by a comprehensive 90-day limited warranty and available with custom brand programming options, the JBX05326 provides complete flexibility for enterprise deployments. Manufactured with quality control standards in Vietnam and China, each unit undergoes rigorous testing before shipment from distribution centers in Danville, CA or Beaufort, SC.