The JBX05205 represents a premium solution for organizations seeking reliable, cost-effective 40GBASE-CR4 connectivity in modern data center architectures. This 2-meter QSFP+ to 4x SFP+ direct attach copper (DAC) breakout cable delivers the performance characteristics of active cables while eliminating associated power consumption and thermal concerns. CONSTRUCTION & MATERIALS Manufactured with precision 30AWG copper twinax cabling and reinforced plastic jacketing, the JBX05205 provides exceptional durability and EMI shielding. The copper connectors ensure optimal conductivity and longevity, with both QSFP+ and SFP+ terminations engineered to precise specifications for reliable mating cycles and minimal signal degradation. PERFORMANCE SPECIFICATIONS Operating across a wide temperature range (0-70°C/32-158°F), this cable is qualified to IEEE 802.3ba specifications and delivers consistent 40GB performance. The passive design eliminates latency concerns while providing immediate deployment capabilities without requiring power infrastructure. COMPATIBILITY & STANDARDS Fully compatible with Cisco networking equipment, the JBX05205 is a direct replacement for the OEM QSFP-4SFP10G-CU2M part number. Compliance with RoHS Directive 2002/95/EC, TUV, and UL safety standards ensures regulatory adherence across global markets. The cable's HS code 8544.42.9090 facilitates smooth customs and logistics processing. IDEAL APPLICATIONS Perfect for hyperscale data centers, enterprise switching environments, and high-frequency trading floors where reliable, low-latency connectivity is mission-critical. The 2-meter length accommodates typical top-of-rack (ToR) switch deployments and direct server interconnects. VALUE PROPOSITION With 90-day limited warranty protection, free standard shipping on orders exceeding $99, and availability from strategically located U.S. distribution centers (Danville, CA and Beaufort, SC), the JBX05205 offers unmatched value. Custom brand programming capabilities enable channel partners to build branded solutions while maintaining cost efficiency.