The JBX05769 100GBASE-CR4 QSFP28 passive direct attach copper cable represents a cost-effective solution for high-speed data center and enterprise network connectivity. At 2 meters in length, this cable provides the ideal distance for server-to-switch or switch-to-switch connections in typical rack configurations while maintaining signal integrity at 100GB speeds. CONSTRUCTION & DESIGN: This passive DAC cable features premium 28AWG twinax copper conductors with protective plastic jacketing, specifically engineered to support 100GBASE-CR4 specifications. The QSFP28 to QSFP28 connector configuration ensures universal compatibility with QSFP28-equipped switches, NICs, and transceivers. The passive design means no power requirements or active electronics—simply plug and play. TECHNICAL SPECIFICATIONS: Qualified to IEEE 802.3bj and QSFP28 MSA standards, this cable supports 100GB data rates with exceptional reliability. The 2m length is ideal for intra-rack connections, eliminating unnecessary cable length while reducing attenuation. Operating temperature range of 0°C to 70°C ensures consistent performance across various data center environments. COMPLIANCE & CERTIFICATIONS: Fully RoHS compliant and meeting EU directive 2002/95/EC requirements, this cable is certified by TUV and UL for safety and performance. These certifications ensure deployment across regulated industries and global markets without compatibility concerns. APPLICATIONS: Ideal for hyperscale data centers, enterprise switches, high-frequency trading networks, and any infrastructure requiring 100GB connectivity. Compatible with Intel systems and replaceable for OEM part numbers XXLDACBL2M, 100CQQH3020, and 100CQQF3020. WARRANTY & SUPPORT: Backed by a 90-day limited warranty. Ships from strategic US locations (Danville, CA and Beaufort, SC) with free standard shipping on orders over $99. Custom brand programming available for OEM deployments.