The JBX05580 is a premium-grade 5-meter 100GBASE-CR4 QSFP28 to 4x SFP28 direct attach copper (DAC) breakout cable, purpose-engineered for enterprise data center environments requiring high-speed, reliable connectivity. As a Dell 470-AECY compatible alternative, this passive breakout DAC delivers 100GB data transmission capabilities while eliminating the complexity and expense of active transceivers. **Key Features:** - **Passive Breakout Design**: No active electronics required, reducing power consumption and heat generation - **26AWG Twinax Copper Construction**: Superior signal integrity with durable copper conductors and protective plastic jacketing - **Enterprise-Grade Compatibility**: Fully compatible with Dell networking infrastructure and qualified to IEEE 802.3bj specifications - **Compact 5-Meter Length**: Ideal for rack-to-rack connections within data center environments - **Temperature-Resistant**: Operates reliably across 0-70°C temperature range - **Standards Compliance**: RoHS/ELV certified, TUV and UL safety certifications **Technical Specifications:** - Data Rate: 100GB - Cable Gauge: 26AWG - Connectors: QSFP28 (male) to 4x SFP28 (male) - Length: 5 meters - Form Factor: QSFP28 MSA compliant - Operating Temperature: 0-70°C (32-158°F) - Compliance Standards: IEEE 802.3bj, QSFP28 MSA, SFF-8665 **Applications & Use Cases:** Perfect for data centers, enterprise networks, and high-performance computing clusters requiring cost-effective 100GB breakout connectivity. Ideal for distributing single 100GB connections across multiple 25GB SFP28 ports without active electronics. **Advantages Over Alternatives:** Unlike active breakout cables, the JBX05580 operates passively, consuming zero additional power while maintaining maximum signal integrity. This makes it an environmentally responsible and economically efficient choice for infrastructure-scale deployments. Enjoy free standard shipping on orders over $99 and comprehensive 90-day limited warranty coverage, backed by our commitment to quality and customer satisfaction.