The JBX01357 100GBASE-4WDM-10 QSFP28 transceiver is a high-capacity optical module engineered for modern data center and enterprise networking applications requiring long-distance, high-speed connectivity. This device represents a cost-effective solution for building scalable 100 Gigabit Ethernet networks. Technical Specifications: The transceiver operates at 100Gbps using 4-wavelength dense wavelength division multiplexing (4WDM) technology, enabling efficient spectrum utilization over 10-kilometer distances. The module features a 9/125 singlemode fiber core compatible with standard telecommunications infrastructure. Duplex LC/UPC connectors provide secure, low-loss connections with minimal back-reflection (-50dB typical). Performance & Reliability: Qualified to IEEE 802.3bm and QSFP28 MSA specifications, this transceiver ensures interoperability with certified network equipment. Operating temperature range of 0-70°C supports diverse deployment scenarios from cooled data centers to equipment rooms with variable climate control. The metal case construction with integrated laser transmitter provides electromagnetic shielding and thermal management. Compliance & Certification: The module maintains full RoHS/ELV compliance per EU directive 2002/95/EC, meeting environmental and safety standards. Class 1 laser certification (LN #50 7/2001), TUV, UL, and FDA 21CFR 1040.10 compliance ensure safe operation in all approved installations. Application & Compatibility: Designed as a direct replacement for Extreme Networks 100G-4WDM-QSFP10KM modules, this transceiver integrates seamlessly into existing network infrastructure. Ideal for campus interconnects, data center uplinks, and long-distance metropolitan area networks (MAN) requiring reliable 100G performance without expensive long-haul solutions. Value Proposition: Custom brand programming is available for enterprise customers requiring proprietary identification. Free standard shipping on orders exceeding $99, with shipment from conveniently located distribution centers in California and South Carolina. 90-day limited warranty provides peace of mind for your network investments.