The JBX01390 100GBASE-CWDM4 QSFP28 Transceiver represents the pinnacle of high-speed optical networking technology, delivering 100 gigabit Ethernet performance in a compact, efficient form factor. This advanced module is specifically engineered for organizations requiring ultra-high bandwidth connectivity with the reliability and performance standards of enterprise-grade equipment. **Performance & Specifications** Operating at 100GBASE-CWDM4 standards, this transceiver transmits data over 2 kilometers of standard singlemode fiber (9/125 micron core), utilizing coarse wavelength division multiplexing technology to maximize spectral efficiency. The duplex LC/UPC fiber connectors ensure optimal signal integrity and minimal insertion loss, while the QSFP28 form factor provides space-efficient deployment in network switches and routers. **Compatibility & Integration** Purpose-built as a Fortinet FN-TRAN-QSFP28-CWDM4 compatible replacement, this module ensures seamless integration with Fortinet networking infrastructure. It adheres to IEEE 802.3bm specifications and QSFP28 MSA standards, guaranteeing compatibility with industry-standard equipment and future-proofing your network investment. **Build Quality & Reliability** Constructed with durable metal casing and incorporating precision laser transmitter components, the transceiver withstands demanding data center environments. Operating temperature range of 0-70°C accommodates both standard and elevated-temperature installations. Comprehensive safety certifications including Class 1 Laser designation, TUV, UL, and FDA approval (21CFR 1040.10) demonstrate commitment to safety and regulatory compliance. **Environmental & Compliance Standards** Fully RoHS and ELV compliant per EU Directive 2002/95/EC, this module meets stringent environmental regulations for hazardous substance restriction. Manufacturing in Vietnam and China ensures cost-effective production without compromising quality standards. **Warranty & Support** Backed by a 90-day limited warranty, the transceiver includes free standard shipping on orders exceeding $99. Custom brand programming options are available for organizations requiring specialized configuration or rebranding. **Ideal Applications** Perfect for data center interconnects, high-speed LAN backbones, metropolitan area networks, and enterprise cloud infrastructure requiring reliable 100GB connectivity.