The JBX03444 30-meter 40GBASE-SR4 QSFP+ to 4x LC duplex active optical cable represents a superior connectivity solution for organizations demanding high-speed, reliable network performance. This professionally engineered cable is specifically designed as a direct replacement for Juniper's JNP-QSFP-4XLC-30M, offering seamless compatibility with Juniper switches and networking equipment. **Technical Specifications & Performance:** Built with 8 fiber strands of OM3 50/125 multimode fiber, this AOC supports 40GB data rates over distances up to 30 meters, making it ideal for high-density data center environments. The QSFP+ form factor on the source end connects to a quad LC duplex configuration, enabling efficient fan-out architecture for applications requiring multiple single-fiber connections. The cable meets strict IEEE 802.3ba and SFF-8436 standards, ensuring certified performance and interoperability. **Safety & Compliance:** This cable incorporates LSZH (Low Smoke Zero Halogen) OFNR-rated jacketing, critical for installations where fire safety and air quality are paramount concerns. It carries comprehensive certifications including Class 1 Laser classification, TUV approval, and FDA compliance under 21CFR 1040.10. Full RoHS and ELV directive compliance ensures environmental responsibility and regulatory adherence. **Installation & Deployment:** With an operating temperature range of 0-70°C (32-158°F), this cable performs reliably across diverse data center conditions. The robust plastic jacketing with integrated fiber strands provides excellent durability while maintaining flexibility for routing through cable management systems. The cable ships from multiple U.S. locations (Danville, CA and Beaufort, SC) with free standard shipping on orders exceeding $99. **Applications:** Perfect for enterprise data centers, high-speed storage networks, server interconnects, and campus backbone applications. The breakout configuration enables cost-effective scaling of network infrastructure while maintaining 40GB performance standards. Ideal for organizations standardized on Juniper equipment seeking reliable, certified connectivity solutions. **Warranty & Support:** Backed by a 90-day limited warranty, with custom brand programming available for OEM requirements. This cable represents a cost-effective alternative to OEM-priced connectors without compromising performance or reliability.