The JBX01478 100GBASE-PLR4 QSFP28 transceiver represents cutting-edge optical networking technology designed for mission-critical enterprise environments. This 100 gigabit single mode fiber transceiver delivers exceptional performance over distances up to 10km, making it ideal for campus interconnects, metropolitan area networks, and data center expansion scenarios. Key Performance Specifications: Operating at 100 gigabits per second with 1310nm wavelength transmission, this module utilizes dual-lane CWDM4 technology for efficient spectral utilization. The 9/125 single mode fiber core ensures minimal signal loss and dispersion, maintaining data integrity over extended distances. With an operating temperature range of 0°C to 70°C (32°F to 158°F), the module performs reliably in diverse environmental conditions. Technical Features: The QSFP28 form factor provides a compact, hot-pluggable design compatible with standard network equipment slots. MTP/MPO-12/APC connector interface enables quick deployment and simplified field termination. Precision metal casing protects sensitive laser transmission components from electromagnetic interference and environmental contaminants. The module incorporates advanced optical engineering to maintain signal quality and reduce bit error rates. Compliance & Safety: Fully qualified to IEEE 802.3bm standard specifications and QSFP28 MSA (Multi-Source Agreement) requirements, ensuring interoperability with certified network equipment. Class 1 laser safety certification, UL/FDA approvals (21CFR 1040.10), and TUV validation demonstrate commitment to user safety and product reliability. RoHS and ELV directive compliance meets international environmental standards, reducing hazardous material content. Arista Compatibility: Engineered as a direct alternative to Arista QSFP-100G-XCWDM4 transceivers, supporting seamless integration into existing Arista switch and router deployments. Custom brand programming available for OEM applications and specialized deployment scenarios. Warranty & Support: 90-day limited warranty provides confidence in product reliability. Free standard shipping on orders exceeding $99 from strategically located warehouses in Danville, CA and Beaufort, SC ensures rapid deployment. Manufactured in Vietnam and China under rigorous quality assurance protocols.