The JBX01490 100GBASE-PSM4 QSFP28 transceiver represents a cutting-edge solution for modern high-speed networking environments. This optical module combines exceptional performance with enterprise-grade reliability, making it an ideal choice for data center interconnects, metropolitan area networks, and long-distance fiber deployments. **Technical Specifications & Performance** This PSM4 transceiver operates at 100Gbps over standard singlemode fiber, utilizing 1310nm wavelength technology for optimal signal propagation. The 500-meter transmission distance over 9/125 singlemode fiber provides flexibility in network topology design without requiring expensive extended-reach modules. The module adheres to IEEE 802.3bm standards and QSFP28 MSA specifications, ensuring interoperability with compliant network equipment. **Design & Compatibility** The transceiver features robust MTP/MPO connectors, the industry standard for parallel fiber interfaces, enabling high-density port deployment in modern switch architectures. Its compact QSFP28 form factor (5x4x2mm) fits seamlessly into existing network infrastructure while maintaining excellent thermal management. Direct compatibility with Juniper QSFP-100G-PSM4-T2 systems allows for straightforward upgrades and replacements without firmware modifications. **Quality & Safety Certifications** Manufactured with premium materials including a metal case and precision laser transmitter, this module delivers consistent performance in demanding environments. It carries comprehensive safety certifications: Class 1 Laser classification, TUV and UL/FDA approvals (21CFR 1040.10), and laser notice number compliance. Full RoHS and ELV directive compliance ensures environmental responsibility and regulatory adherence. **Operational Excellence** The module operates reliably across extended temperature ranges (0-70°C), suitable for both climate-controlled data centers and challenging field deployments. Custom brand programming is available for OEM and enterprise customers requiring white-label solutions. Free standard shipping on orders over $99, with fulfillment from strategically located U.S. warehouses. **Warranty & Support** Backedby a 90-day limited warranty, providing peace of mind for your network infrastructure investments. Qualified technicians can assist with installation and configuration to ensure optimal performance.