The JBX05404 1m 40GBASE-CR4 QSFP+ Passive Direct Attach Copper Cable represents the optimal solution for high-speed network connectivity in enterprise and data center environments. This professionally-engineered cable is specifically designed as a drop-in replacement for OEM part number PAN-QSFP-CU-1M, ensuring perfect compatibility with Palo Alto Networks infrastructure. **Superior Design & Construction** Built with premium 30AWG twinax copper conductors and protective plastic jacketing, this cable delivers exceptional performance and durability. The passive DAC (Direct Attach Copper) architecture requires no active components, ensuring reliable operation without additional power requirements or heat generation. This design philosophy makes it an environmentally responsible choice while maintaining maximum signal integrity. **Certified Performance Standards** Qualified to IEEE 802.3ba specifications and SFF-8436 standards, this cable guarantees 40Gbps data transmission with minimal latency. The QSFP+ to QSFP+ connector configuration provides a standardized, industry-recognized connection interface. Operating across a 0-70°C temperature range, this cable performs reliably in diverse data center environments. **Compliance & Safety** Fully RoHS and ELV compliant per EU directive 2002/95/EC, this cable meets stringent environmental and safety standards. TUV and UL certifications demonstrate third-party validation of quality and safety protocols. These credentials are essential for organizations maintaining strict regulatory compliance requirements. **Ideal Applications** This cable excels in high-speed data center interconnects, switch-to-server connections, storage area networks, and enterprise backbone configurations. The 1-meter length is perfect for equipment-to-equipment connections where longer cable runs aren't necessary, reducing clutter and improving airflow in rack environments. **Value & Support** Backed by a 90-day limited warranty and available with custom brand programming options, this cable offers both reliability and flexibility. Free standard shipping on orders exceeding $99 makes it an economical choice for bulk network infrastructure upgrades. Ships from multiple U.S. locations for rapid delivery.