The JBX05748 2.5-meter 100GBASE-CR4 QSFP28 passive direct attach copper cable represents the industry standard for high-speed data center networking. Engineered with precision for Ruckus-compatible environments, this cable delivers exceptional performance in bandwidth-intensive applications requiring 100GB connectivity. **Superior Design & Construction** Crafted with 28AWG twinax copper conductors and protective plastic jacketing, the JBX05748 ensures reliable signal transmission over short-to-medium distances. The passive direct attach technology eliminates external power requirements, reducing operational costs and simplifying infrastructure deployment. QSFP28 to QSFP28 connectors provide a secure, industry-standard connection interface. **Performance & Compatibility** Qualified to IEEE 802.3bj specifications and QSFP28 MSA standards, this cable is fully compatible with Ruckus switching infrastructure. The 2.5-meter length accommodates flexible rack and cabinet layouts while maintaining signal integrity. Data transmission reaches 100GB/s, making it ideal for backbone connections, server-to-switch links, and high-capacity cluster interconnects. **Compliance & Certification** Full RoHS, TUV, and UL certifications ensure environmental responsibility and safety. EU directive 2002/95/EC compliant, this cable meets stringent regulatory requirements for enterprise deployments. **Operating Specifications** Temperature range of 0°C to 70°C supports diverse data center environments. The cable's passive design eliminates heat generation, extending equipment lifespan and reducing cooling requirements. **Value & Support** With 90-day limited warranty coverage and custom brand programming available, the JBX05748 offers flexibility for enterprise procurement. Free standard shipping on orders exceeding $99 provides additional cost savings. Ships from strategically located fulfillment centers in Danville, CA and Beaufort, SC for rapid delivery. Perfect replacement for OEM P/N E100G-QSFP-QSFP-P-0251, the JBX05748 delivers proven reliability, superior performance, and cost-effectiveness for modern networking infrastructure.