The JBX05481 3-meter passive QSFP+ direct attach copper cable represents an optimal solution for modern data center networking infrastructure. Engineered to deliver 40GB per second transmission rates, this cable meets the demanding requirements of high-performance computing environments, cloud infrastructure, and enterprise networks. **Technical Excellence** This 40GBASE-CR4 cable features premium 30AWG twinax copper construction, ensuring superior signal quality and minimal attenuation over its 3-meter distance. The passive architecture—without active electronics—reduces overall system power consumption and heat generation, critical factors in densely populated server rooms. Full compliance with IEEE 802.3ba standards guarantees compatibility and performance reliability. **Comprehensive Compatibility** Purpose-built for HPE Aruba networking equipment, this cable seamlessly integrates into existing enterprise infrastructure. It directly replaces the OEM part number JH698A, making upgrades and replacements hassle-free. The QSFP+ form factor supports high-density port configurations, enabling maximum flexibility in switch and adapter deployments. **Quality Assurance & Compliance** Extensive certifications including RoHS, TUV, and UL ensure this cable meets international regulatory requirements and safety standards. The EU Directive 2002/95/EC (RoHS) compliance demonstrates environmental responsibility. A 90-day limited warranty provides peace of mind for your investment. **Practical Advantages** Passive DAC cables eliminate the cost and complexity of active electronics while delivering enterprise-grade performance. The compact design supports ultra-high-density deployments, while the durable copper/plastic jacketing construction withstands demanding data center environments. Operating temperatures from 0-70°C accommodate various installation scenarios. **Ideal Applications** Perfect for server-to-switch connections, switch-to-switch uplinks, and storage area networks (SANs). Data centers, cloud providers, and enterprises seeking reliable, cost-effective 40GB connectivity will appreciate the proven performance and simplified deployment of this passive direct attach solution.