The JBX03187 20-meter 400G QSFP-DD Active Optical Breakout Cable represents the pinnacle of high-speed optical connectivity for modern data center environments. This premium-grade cable seamlessly converts a single 400G QSFP-DD port into four independent 100G QSFP28 ports, enabling maximum flexibility in network architecture design and deployment. Technical Specifications: This cable features 16-strand OM3 50/125 multimode fiber, specifically optimized for 400GBASE-SR4.2 transmission standards. The 20-meter length provides substantial reach for mid-range data center deployments without compromising signal integrity. Built to IEEE 802.3bs specifications and qualified for QSFP-DD MSA compatibility, this cable ensures seamless integration with Cisco switching equipment and other industry-standard platforms. Safety & Compliance: The LSZH (Low Smoke Zero Halogen) OFNR-rated jacket prioritizes workplace safety by minimizing smoke and toxic fumes in the event of fire. Multiple safety certifications including Class 1 Laser designation, TUV approval, and UL/FDA compliance (21CFR 1040.10) guarantee adherence to international safety standards. Full RoHS and EU directive 2002/95/EC compliance ensures environmental responsibility. Performance & Reliability: With an operating temperature range of 0-70°C (32-158°F), this cable performs reliably across diverse data center conditions. The plastic jacketing with fiber strands provides durable protection while maintaining flexibility for installation in tight cable management scenarios. Applications: Perfect for data centers requiring 400G to 4x100G breakout flexibility, enterprise campus networks, financial institutions handling high-frequency trading networks, and cloud service providers scaling infrastructure. The Cisco QDD-4X100G-AOC20M compatibility makes this an ideal replacement for existing deployments. Inclusion of Custom Brand Programming Available ensures businesses can maintain consistent branding throughout their network infrastructure. The 90-day limited warranty and free standard shipping on orders over $99 provide excellent value and peace of mind.