The JBX03398 100m Cisco-compatible 400GBASE-SR4 QSFP-DD Active Optical Cable represents the pinnacle of high-speed data center connectivity. Engineered for mission-critical applications, this premium cable delivers 400Gb/s performance while extending reliable connectivity across 100 meters—perfect for connecting switches, routers, and storage systems within large data center environments. **Technical Specifications:** This advanced AOC features 16 strands of OM4 50/125 multimode fiber, carefully engineered to support the demanding 400GBASE-SR4 standard. The QSFP-DD form factor provides maximum port density while maintaining exceptional performance. Operating across temperatures from 0-70°C (32-158°F), the cable maintains consistent performance in diverse environmental conditions. **Superior Design & Safety:** Constructed with LSZH (Low Smoke Zero Halogen) plastic jacketing rated as OFNR (Optical Fiber Non-conductive Riser), this cable exceeds fire safety requirements for building integration. Comprehensive certifications including Class 1 Laser, UL, FDA 21CFR 1040.10, and TÜV compliance ensure reliability and safety in any installation. **Seamless Compatibility:** Designed as a direct replacement for Cisco OEM part QDD-400-AOC100M, this cable integrates seamlessly into existing Cisco infrastructure. Full compliance with IEEE 802.3db specifications and QSFP-DD MSA standards guarantees compatibility with leading network equipment. **Cost-Effective Solution:** By eliminating the need for separate transceiver modules, this integrated AOC reduces capital expenditure while simplifying deployment. Plug-and-play connectivity means faster installation and reduced configuration errors. **Backed by Warranty:** Enjoy peace of mind with a 90-day limited warranty. We ship from multiple U.S. locations (Danville, CA and Beaufort, SC) ensuring rapid delivery. Free standard shipping applies to orders exceeding $99, making this enterprise-grade solution even more accessible. Ideal for data centers, hyperscale networks, and enterprises requiring robust 400Gb/s interconnectivity.