The JBX06372 4m Juniper compatible 25GBASE-CR SFP28 passive direct attach copper cable represents the ideal solution for enterprise and datacenter networking environments requiring high-speed, low-latency connectivity. This specialized networking component is engineered to support 25 gigabit Ethernet transmission with exceptional reliability and performance consistency. Key Features & Specifications: This passive DAC cable features premium 26AWG twinax copper construction that minimizes signal degradation and electromagnetic interference. The dual SFP28 connectors enable direct port-to-port connectivity without requiring external active electronics. At 4 meters in length, it provides optimal reach for typical datacenter rack configurations and server-to-switch deployments. Compliance & Certification: Fully qualified to IEEE 802.3by standards and SFF-8402/SFF-8472 specifications, ensuring compatibility with Juniper equipment and other vendor platforms. RoHS and ELV compliant, with UL and TUV certifications confirming adherence to international safety standards. Manufactured in Vietnam and China under strict quality control protocols. Performance Benefits: The passive design eliminates power consumption and heat generation, reducing operational costs while improving overall system efficiency. The 26AWG gauge provides optimal balance between flexibility and signal integrity, making installation straightforward in densely populated network environments. Operating temperature range of 0-70°C ensures reliable performance across diverse deployment conditions. Applications: Ideal for high-speed datacenter interconnects, campus network deployments, cloud infrastructure, and enterprise switching environments. Particularly suited for direct server-to-switch connections and switch-to-switch uplinks where 25GB bandwidth is required. Compatible with Juniper EX and QFX series switches. Warranty & Support: Backed by a comprehensive 90-day limited warranty, ensuring peace of mind for your network infrastructure investment. Free standard shipping on orders over $99, with rapid dispatch from Danville, CA or Beaufort, SC locations. Replaces OEM part number JNP-SFP-25G-DAC-4M.