The JBX06144 0.5m Extreme Networks Compatible 10GBASE-CR SFP+ Passive Direct Attach Copper Cable represents a premium connectivity solution for demanding network environments. Engineered to SFF-8431 specifications, this passive DAC cable delivers exceptional performance while maintaining cost-effectiveness and reliability. **Technical Excellence** This 30AWG twinax copper cable features precision-engineered SFP+ connectors with copper contacts, ensuring optimal signal transmission at 10GB speeds. The 0.5-meter length is specifically designed for short-distance datacenter applications, server-to-switch connections, and equipment interconnects where longer cable runs are unnecessary. The passive architecture eliminates active components, reducing power consumption and heat generation while minimizing potential points of failure. **Compatibility & Integration** Purpose-built for Extreme Networks equipment, this cable seamlessly replaces OEM part numbers including 10G-DACP-SFPZ5M, AA1403019-E6-50CM, and 10G-SFP-TWX-P-0051. Its broad compatibility makes it an excellent choice for network administrators managing multi-vendor or legacy Extreme Networks infrastructure. **Safety & Compliance** Fully compliant with RoHS (Directive 2002/95/EC) and ELV standards, this cable meets TUV and UL safety certifications. These endorsements guarantee environmental responsibility and operational safety in professional datacenter settings. The plastic jacketing provides additional protection during installation and operation. **Performance Characteristics** Operating across 0-70°C (32-158°F), this cable maintains consistent performance in climate-controlled datacenters and network closets. The 12x12x2mm form factor integrates easily into standard rack configurations without requiring significant space modifications. **Value Proposition** Compared to active DAC cables or longer fiber optic alternatives, this passive solution offers superior economics for short-distance connections. Free standard shipping on orders exceeding $99 further enhances value. The 90-day limited warranty provides confidence in product reliability and manufacturer support. **Applications** Ideal for datacenter network backbone expansion, server farm upgrades, network switch interconnects, and enterprise IT infrastructure projects requiring high-speed, low-latency ethernet connectivity.