The JBX05535 2.5m Arista CAB-Q-2Q-100G-2.5M QSFP28 Direct Attach Copper (DAC) cable is an enterprise-grade networking solution designed for high-speed data transmission in demanding data center environments. This passive breakout DAC cable connects QSFP28 ports to dual QSFP28 connectors, enabling flexible network architecture and seamless integration with existing Arista infrastructure. Key Features & Specifications: • Cable Length: 2.5 meters - optimal for rack-to-rack connectivity • Connector Type: QSFP28 to 2x QSFP28 (breakout configuration) • Data Rate: 100GB Ethernet (100GBASE-CR4) • Gauge: 28AWG copper twinax construction • Passive Design: No active components required, ensuring reliability and cost-efficiency Quality & Compliance: This cable meets rigorous industry standards including IEEE 802.3bj specifications and QSFP28 MSA requirements. It carries full RoHS (2002/95/EC) and ELV compliance certifications, with independent validation from TUV and UL safety authorities. Operating across 0-70°C, it performs consistently in diverse environmental conditions. Applications & Benefits: Ideally suited for data centers, enterprise networks, and high-frequency trading environments requiring ultra-reliable, low-latency connectivity. The direct attach copper design eliminates transceivers, reducing power consumption and operational costs while maintaining superior signal integrity. Custom brand programming is available for OEM deployments. Warranty & Support: Backed by a 90-day limited warranty, ensuring peace of mind. Ships from multiple US locations (Danville, CA and Beaufort, SC) with free standard shipping on orders over $99. Direct replacement for Arista OEM part CAB-Q-2Q-100G-2.5M, guaranteeing compatibility and performance.