The JBX05252 7-meter 40GBASE-CR4 QSFP+ passive direct attach copper cable represents a cost-effective, high-performance solution for modern data center and enterprise network architectures. Purpose-built for Extreme Networks equipment, this twinax cable delivers consistent 40Gigabit-per-second performance essential for demanding network environments. **Technical Specifications:** Designed to IEEE 802.3ba standards and qualified under SFF-8436 specifications, this cable provides reliable signal transmission over 7 meters. The 26AWG copper conductor with twinax construction ensures low impedance and minimal signal attenuation, while the plastic jacket offers durability and EMI protection in high-density deployments. **Key Advantages:** Passive DAC technology eliminates the power requirements associated with active cables, reducing operational costs and heat generation in server rooms. The plug-and-play QSFP+ connectors enable simple installation without external power supplies or management interfaces, accelerating deployment timelines. **Compatibility & Integration:** Fully compatible with Extreme Networks switches and adapters, this cable seamlessly replaces OEM part numbers including 40G-DACP-QSFP7M, 10323-7M, AA1404032-E6-7M, and 40GB-C07-QSFP. Custom brand programming is available for organizations requiring white-label solutions. **Certifications & Compliance:** RoHS/ELV compliant and certified by TUV and UL, ensuring environmental responsibility and safety standards compliance. Manufactured in Vietnam and China to stringent quality specifications. **Ideal Applications:** • Data center server-to-switch connections • Rack-to-rack network infrastructure • High-speed enterprise backbone upgrades • Virtualization platform deployments • Cloud computing infrastructure **Operating Environment:** Rated for 0-70°C operation, suitable for standard data center environments. Ships from multiple US locations (Danville, CA and Beaufort, SC) with free standard shipping on qualifying orders. All cables include 90-day limited warranty protection.