The JBX05482 3-meter 40GBASE-CR4 QSFP+ Passive Direct Attach Copper Cable is a mission-critical connectivity solution for modern data centers, high-performance computing clusters, and enterprise networking infrastructures requiring 40 Gigabit Ethernet speeds. Technical Specifications: This Intel-compatible DAC cable features precision-engineered 30AWG twinax copper construction with durable plastic jacketing, ensuring reliable signal transmission over its 3-meter length. The QSFP+ connectors on both ends provide secure, tool-free mating with corresponding network ports, making installation straightforward and eliminating compatibility concerns. Performance & Reliability: As a passive direct attach cable, this solution operates without active components, resulting in lower latency, reduced power consumption, and improved reliability compared to active alternatives. The cable is fully qualified to IEEE 802.3ba and SFF-8436 standards, guaranteeing performance consistency in demanding environments. Its operating temperature range of 0-70°C accommodates standard data center conditions. Compliance & Certification: The cable meets stringent international standards including RoHS/ELV compliance (EU directive 2002/95/EC), TUV certification, and UL safety certifications. These credentials ensure safe operation in regulated environments and demonstrate commitment to environmental responsibility. OEM Compatibility: This cable directly replaces OEM part numbers CBL1-0600328 and XLDACBL3, providing cost-effective alternatives to manufacturer-branded options without compromising quality or performance. It's specifically engineered for Intel-compatible systems, ensuring seamless integration with your existing infrastructure. Ideal Applications: Suitable for connecting 40GBASE-CR4 QSFP+ ports on switches, network interface cards, and storage appliances. The 3-meter length is perfect for intra-rack and adjacent-rack connectivity in compact data center environments. Warranty & Support: Backed by a 90-day limited warranty and available with custom brand programming options. Ships from convenient US locations (Danville, CA and Beaufort, SC) with free standard shipping on qualifying orders.