The JBX05537 2.5m NVIDIA Mellanox 100GBASE-CR4 QSFP28 Direct Attach Copper (DAC) cable is engineered for mission-critical data center applications requiring ultra-reliable high-speed networking. This passive breakout solution provides a cost-effective alternative to active components while maintaining superior performance and signal integrity. Technical Specifications: The cable features robust 28AWG twinax copper construction with durable plastic jacketing, delivering exceptional durability in demanding environments. At 2.5 meters, this length accommodates most standard rack configurations and cabinet layouts without excessive slack or tension. Performance & Compatibility: Fully qualified to IEEE 802.3bj standards and QSFP28 MSA specifications, this cable ensures seamless integration with NVIDIA Mellanox switching infrastructure and compatible third-party equipment. The direct attach copper design minimizes power consumption and latency compared to active components, making it ideal for latency-sensitive applications. Safety & Compliance: Comprehensively certified for global deployment with RoHS, TUV, and UL approvals. Manufactured in Vietnam and China to the highest quality standards, this cable meets EU directive 2002/95/EC requirements. Compatibility: Designed to replace OEM part numbers 980-9I395-00C02A, MCP7H00-G02AR30L, MCP7H00-G02A, and 980-9I992-00C02A, offering drop-in compatibility with existing Mellanox deployments. Operating Conditions: Rated for operating temperatures between 0-70°C (32-158°F), suitable for both standard and temperature-controlled data center environments. Warranty & Support: 90-day limited warranty provides peace of mind, with free standard shipping on orders over $99. Ships from multiple U.S. locations for faster delivery.