The JBX03933 100GBASE-SR4 QSFP28 Active Optical Cable represents a cutting-edge solution for enterprises requiring ultra-high-speed, reliable network connectivity. This 75-meter breakout AOC is specifically designed to work with NVIDIA Mellanox infrastructure, directly replacing OEM part number MFA7A50-C075 while offering superior value and compatibility. **Key Features & Specifications:** This active optical cable features a single QSFP28 connector that breaks out into four individual SFP28 connectors, enabling unprecedented flexibility in network architecture. The cable utilizes 8 strands of OM4 50/125 multimode fiber, delivering consistent 100GB performance over the full 75-meter distance. The LSZH (Low Smoke Zero Halogen) OFNR (Optical Fiber Nonconductive Riser) rated plastic jacketing ensures compliance with strict building codes and fire safety regulations, making it ideal for installation in commercial and industrial environments. **Safety & Compliance:** This product meets or exceeds all major industry standards and certifications, including IEEE 802.3bm, QSFP28 MSA, and SFF-8665 specifications. Class 1 laser certification and UL/FDA compliance (21CFR 1040.10) guarantee safe operation in any professional environment. RoHS and ELV compliance ensures environmental responsibility and future-proof compatibility. **Performance & Reliability:** Operating across a wide temperature range (0-70°C / 32-158°F), this cable maintains consistent performance in diverse data center climates. The 90-day limited warranty provides peace of mind, while the proven NVIDIA Mellanox compatibility ensures plug-and-play installation with zero configuration overhead. **Ideal Applications:** Perfect for hyperscale data centers, enterprise campus networks, financial institutions, research facilities, and service providers requiring high-density, cost-effective 100GB connectivity. The breakout architecture supports dynamic network reconfiguration without additional hardware investment. **Shipping & Support:** Enjoy free standard shipping on orders exceeding $99, with shipment from strategically located warehouses in Danville, CA, and Beaufort, SC. Custom brand programming is available for large-scale deployments. This investment-grade infrastructure component delivers exceptional ROI through reliability, performance, and longevity.