The JBX01494 is a cutting-edge 100GBASE-ZR4 QSFP28 optical transceiver specifically designed for high-performance, long-distance network deployments. With the ability to transmit 100 Gbps signals over distances up to 80km on single-mode fiber, this module addresses the demanding requirements of modern data center interconnections, metro area networks, and enterprise backbone infrastructure. **Technical Specifications and Performance:** This transceiver operates on a 9/125 micrometer single-mode fiber core, ensuring low attenuation and superior signal integrity over extended distances. The duplex LC/UPC connectors provide reliable, low-loss connections with minimal back-reflection. Qualified to IEEE 802.3bm specifications and QSFP28 MSA standards, this module guarantees compatibility with current and future network infrastructure. The 100GB data rate supports demanding applications including cloud connectivity, high-frequency trading networks, and large-scale data migration. **Reliability and Compliance:** Constructed with a durable metal case and featuring integrated laser transmitter technology, the JBX01494 delivers exceptional reliability in mission-critical environments. The module carries comprehensive safety certifications including Class 1 Laser approval and FDA 21CFR 1040.10 compliance. Its RoHS and ELV compliance ensures environmental responsibility while maintaining peak performance standards. **Compatibility and Integration:** Direct compatibility with Arista QSFP-100G-ZR4 platforms ensures seamless integration into existing network architectures. The module serves as a drop-in replacement for OEM part number QSFP-100G-ZR4, minimizing deployment complexity and reducing integration time. **Operational Excellence:** With an operating temperature range of 0-70°C (32-158°F), this transceiver performs reliably in diverse environmental conditions. Custom brand programming is available for organizations requiring standardized equipment branding. Free standard shipping on orders exceeding $99 makes this enterprise-grade solution economically accessible. Whether upgrading existing infrastructure or deploying new long-distance connections, the JBX01494 provides the performance, reliability, and compatibility that enterprise networks demand, backed by comprehensive warranties and worldwide shipping from multiple fulfillment centers.