The JBX05567 QSFP28 to SFP28 breakout cable represents a cost-effective solution for network administrators seeking to expand 100GB connectivity without replacing infrastructure. This 4-meter passive DAC eliminates the need for external power or active components, reducing complexity and potential failure points in your network architecture. Key Technical Specifications: - Length: 4 meters with secure copper connectors - Cable Gauge: 26AWG for optimal signal integrity - Form Factor: QSFP28 male to 4x SFP28 female connectors - Data Rate: 100GB per second - Standards Compliance: IEEE 802.3bj, QSFP28 MSA, SFF-8665 Benefits and Features: This breakout cable is specifically engineered as a direct replacement for Cisco's QSFP-4SFP25G-CU4M, providing seamless integration into existing Cisco network environments. The passive design eliminates power consumption and heat generation, making it ideal for energy-conscious data centers. RoHS and EU directive 2002/95/EC compliance ensures environmentally responsible manufacturing without compromising performance. Applications: Perfect for data center upgrades, storage area networks (SANs), and high-performance computing (HPC) environments requiring breakout connectivity. The 4-meter length accommodates standard rack distances while maintaining signal quality. Quality Assurance: Manufactured in Vietnam and China with rigorous quality control, this cable undergoes comprehensive testing to meet IEEE standards. The 90-day limited warranty provides peace of mind, while custom brand programming options allow integration with your corporate identity. Shipping & Support: Available with free standard shipping from facilities in Danville, CA and Beaufort, SC, ensuring rapid delivery to your location.