The JBX01459 100GBASE-LR4 QSFP28 transceiver represents the ideal solution for organizations requiring high-capacity, long-distance optical connectivity. Designed to transmit 100GB of data across 10 kilometers of singlemode fiber infrastructure, this module delivers exceptional performance for modern data center and campus network deployments. **Key Features & Specifications:** This transceiver utilizes advanced 9/125 singlemode fiber technology with Duplex LC/UPC connectors, ensuring compatibility with industry-standard fiber infrastructure. The LR4 designation indicates its optimization for long-reach (LR) applications, supporting extended transmission distances while maintaining signal integrity. The robust metal housing with integrated laser transmitter system provides superior heat dissipation and electromagnetic shielding. **Compatibility & Integration:** Perfectly compatible with Fortinet FN-TRAN-QSFP28-LR and FG-TRAN-QSFP28-LR4 equipment, this module seamlessly integrates into existing Fortinet network architectures. It complies with IEEE 802.3bm, QSFP28 MSA, and SFF-8665 standards, ensuring broad ecosystem compatibility and future-proofing your investment. **Compliance & Safety:** Comprehensive certifications including Class 1 Laser designation, TUV, UL, and FDA 21CFR 1040.10 compliance ensure workplace safety and regulatory adherence. RoHS and ELV directive compliance demonstrates commitment to environmental sustainability without compromising performance. **Operating Conditions:** Engineered for reliable operation across a wide temperature range (0-70°C/32-158°F), this transceiver performs consistently in diverse deployment environments. The 90-day limited warranty provides peace of mind, while custom brand programming options allow for tailored solutions. **Logistics & Availability:** Ships from strategically located facilities in Danville, CA and Beaufort, SC with free standard shipping on orders exceeding $99. Custom availability ensures you receive exactly what your network requires.