The JBX05841 1.5m 100GBASE-CR4 QSFP28 Passive Direct Attach Copper Cable represents a cost-effective, high-performance solution for modern data center networking. As an Arista-compatible passive DAC, this cable delivers exceptional value for organizations requiring reliable 100GB connectivity without the overhead of active components. **Key Features:** This premium passive DAC cable utilizes 30AWG twinax copper construction with dual QSFP28 connectors, delivering 100GB data rates across distances up to 1.5 meters. The passive design ensures minimal power consumption while maintaining exceptional signal integrity—a critical advantage in energy-conscious data center environments. **Technical Specifications:** Fully compliant with IEEE 802.3bj and QSFP28 MSA standards, the cable supports operating temperatures from 0-70°C (32-158°F). Featuring copper connectors with plastic jacketing, it meets international RoHS/ELV directives and carries TUV and UL safety certifications, ensuring compatibility with enterprise networking standards. **Ideal Applications:** Perfect for connecting high-speed networking equipment including switches, routers, and servers. The 1.5m length provides optimal cable management flexibility in standard rack configurations while maintaining premium signal quality. This cable replaces OEM part number CAB-Q-Q-100G-1.5M. **Why Choose This Cable:** Passive DAC technology eliminates active component failures, reducing total cost of ownership. The Arista compatibility ensures seamless integration into existing network infrastructure. RoHS compliance and international safety certifications guarantee reliability and environmental responsibility. **Warranty & Support:** Backed by a comprehensive 90-day limited warranty. Ships from strategically located U.S. distribution centers (Danville, CA and Beaufort, SC) with free standard shipping on orders over $99. Invest in reliable, standards-compliant networking infrastructure with the JBX05841 QSFP28 DAC cable—where performance meets affordability.