The JBX01095 400GBASE-FR4 QSFP-DD Transceiver represents the pinnacle of modern optical networking technology, specifically designed for organizations requiring ultra-high-speed data transmission over metropolitan distances. This module enables 400GB/s communication capabilities essential for contemporary data centers, cloud infrastructure, and enterprise networks. Technical Excellence and Performance This transceiver operates on the 400GBASE-FR4 standard, delivering exceptional throughput over singlemode fiber infrastructure. The 2km transmission range using 9/125 singlemode fiber makes it ideal for interconnecting multiple data center facilities within metropolitan areas without requiring expensive amplification equipment. The duplex LC/UPC connectors ensure secure, low-loss connections that maintain signal integrity across your entire network. Comprehensive Compatibility and Standards Compliance Fully compatible with Arista QDD-400G-FR4 infrastructure, the JBX01095 drops seamlessly into existing network environments. Qualification to IEEE 802.3bs specifications, QSFP-DD Multi-Source Agreement (MSA), and CMIS protocols ensures interoperability with leading networking equipment manufacturers. This standardization eliminates vendor lock-in concerns and provides flexibility for future network expansion. Safety, Certification, and Reliability Manufactured with a robust metal case and precision laser transmitter, this module incorporates Class 1 laser safety certification alongside TUV, UL, and FDA compliance (21CFR 1040.10). RoHS and ELV directive compliance ensures environmental responsibility without compromising performance. The 90-day limited warranty provides peace of mind for mission-critical deployments. Operational Specifications Designed for continuous operation across 0-70°C temperature ranges, accommodating diverse data center and environmental conditions. The compact 5x4x2 inch form factor maximizes rack space efficiency while maintaining superior heat dissipation characteristics. Customization and Support Custom brand programming is available for organizations requiring specific configuration or branding. Ships from strategic US locations (Danville, CA and Beaufort, SC) with free standard shipping on orders exceeding $99, ensuring rapid deployment and cost-effective procurement. Ideal Applications Optimal for data center interconnections, metropolitan area network backhauls, campus network infrastructure, cloud service provider deployments, and enterprise backbone connectivity requiring 400GB/s transmission capabilities.