The JBX06511 2.5m 50GBASE-CR1 SFP56 Direct Attach Copper Cable represents an optimal solution for organizations seeking reliable high-speed network connectivity at an economical price point. As a direct replacement for Cisco's SFP-50G-CU2.5M, this passive DAC eliminates the need for active transceivers, reducing power consumption and operational costs while maintaining exceptional performance. Key Features & Specifications: This premium ethernet cable delivers impressive 50GB data rates through advanced twinax construction with 26AWG gauge copper conductors. The SFP56 form factor ensures universal compatibility across modern networking equipment. Built with copper connectors and durable plastic jacketing, the cable withstands demanding data center environments while maintaining signal integrity over the entire 2.5-meter length. Compliance & Safety: Full RoHS (Restriction of Hazardous Substances) and ELV directive compliance ensures environmentally responsible networking. TUV and UL safety certifications validate the cable's reliability and adherence to international standards. Operating across a wide 0-70°C temperature range, this cable performs consistently in diverse installation conditions. Applications & Use Cases: Ideal for data center infrastructure, server-to-switch connections, switch-to-switch interconnects, and enterprise networking deployments. The passive DAC technology eliminates latency and compatibility issues while providing superior cost-effectiveness compared to active alternatives for short-distance applications. Warranty & Support: Backed by a 90-day limited warranty and custom brand programming options available upon request. Ships from convenient US locations (Danville, CA and Beaufort, SC) with free standard shipping on orders over $99, ensuring rapid deployment for your networking needs.