The JBX01380 100GBASE-CWDM4 QSFP28 Transceiver represents a cutting-edge solution for organizations requiring high-capacity, cost-effective optical interconnectivity. Engineered to deliver 100 gigabit per second (100GB) data transfer rates, this module extends your network reach up to 2 kilometers over standard singlemode fiber infrastructure. **Technical Excellence** Built to IEEE 802.3bm and QSFP28 MSA specifications, this transceiver utilizes proven CWDM4 technology to combine multiple wavelengths over a single fiber pair, maximizing bandwidth efficiency. The 9/125 micron singlemode fiber core ensures low signal attenuation and superior long-distance performance compared to multimode alternatives. Duplex LC/UPC connectors provide reliable, low-loss connections with industry-standard physical layer interfaces. **Compatibility & Integration** Designed as a direct replacement for OEM part number QSFP-100G-CWDM4, the JBX01380 integrates seamlessly with Arista switching platforms and other standards-compliant network infrastructure. The module's QSFP28 form factor fits standard network equipment slots without requiring adapter cards or modifications. **Durability & Safety** Constructed with a premium metal case housing, the transceiver incorporates a laser transmitter assembly and passes rigorous compliance testing. It holds Class 1 Laser certification, TUV approval, UL certification, and FDA 21CFR 1040.10 compliance. RoHS and ELV directive adherence ensures environmental responsibility and long-term regulatory compatibility. **Performance Characteristics** Operating across a broad temperature range of 0-70°C (32-158°F), this module maintains consistent performance in various deployment environments. The unit ships with custom brand programming capabilities available, allowing seamless integration into branded network deployments. **Value Proposition** With free standard shipping on orders over $99 and a 90-day limited warranty, the JBX01380 delivers enterprise-grade optical connectivity at competitive pricing. Choose the 100GBASE-CWDM4 QSFP28 transceiver for reliable, scalable network expansion that meets modern data center demands.