The JBX03518 30-meter 40GBASE-SR4 QSFP+ active optical cable represents a superior connectivity solution for enterprise data centers and high-performance computing environments. Specifically designed for Extreme Networks equipment compatibility, this breakout AOC delivers industry-leading performance and reliability. **Technical Specifications:** This cable features 8-strand OM3 50/125 multimode fiber construction, providing exceptional signal integrity across the full 30-meter span. The QSFP+ form factor breaks out to four SFP+ connections, enabling flexible network topology configurations. Qualified to IEEE 802.3ba standards, it guarantees 40GB data transmission rates suitable for backbone interconnects and high-bandwidth applications. **Safety & Compliance:** Fully RoHS and ELV compliant, the JBX03518 meets EU directive 2002/95/EC environmental standards. Multiple safety certifications include Class 1 Laser designation, UL/FDA approval, and TUV validation. The OFNR (Riser Rated) LSZH jacketing ensures fire resistance without releasing toxic halogens, making it safe for vertical cable runs in multi-story facilities. **Performance & Durability:** Operating reliably between 0-70°C (32-158°F), this cable maintains consistent performance across diverse data center environments. The plastic jacketing with reinforced fiber strands protects against physical damage while maintaining flexibility for installation in tight spaces. Custom brand programming is available, allowing enterprises to standardize cable identification. **Applications:** Ideal for 40GB network infrastructure, SAN connections, and high-speed data center interconnects. The 30-meter length accommodates larger facility spans while maintaining signal quality without amplification. Compatible with Extreme Networks 10GB-4-F30-QSFP equipment and similar QSFP+ platforms. **Value Proposition:** Free standard shipping on orders exceeding $99, with convenient fulfillment from West Coast or Southeast distribution centers. Backed by a 90-day limited warranty, providing confidence in long-term infrastructure investments.