The JBX05406 1m Ruckus Compatible 40GBASE-CR4 QSFP+ Active Direct Attach Copper Cable represents enterprise-grade networking infrastructure designed for mission-critical applications. As an active DAC solution, this cable combines the cost-effectiveness of direct attach technology with the reliability demanded by modern data centers and network deployments. Technical Specifications: The cable features precision-engineered 30AWG twinax copper construction wrapped in protective plastic jacketing, delivering exceptional electromagnetic shielding and signal integrity. Its QSFP+ connectors on both ends comply with SFF-8436 form factor specifications and IEEE 802.3ba standards, ensuring seamless compatibility with qualifying network equipment. Performance & Reliability: With a rated data transmission speed of 40Gbps, this cable supports high-bandwidth applications including server interconnections, storage networking, and high-speed cluster communications. The active DAC design provides superior performance compared to passive alternatives, particularly over the 1-meter distance, reducing signal attenuation and improving overall network stability. Compliance & Certification: Full RoHS/ELV compliance and TUV/UL certification ensure this cable meets stringent environmental and safety standards required in regulated industries. The cable is specifically qualified to transmit low-voltage network signals in accordance with EU Directive 2002/95/EC. Applications: Ideal for data centers, enterprise networks, high-frequency trading environments, and any infrastructure requiring reliable 40Gbps connectivity. Perfect for connecting Ruckus switches to servers, storage arrays, or other network infrastructure. Convenience Features: Ships with free standard shipping on orders exceeding $99, and available from multiple distribution centers (Danville, CA and Beaufort, SC) for faster delivery. Custom brand programming available for enterprise deployments. Backed by a comprehensive 90-day limited warranty.