The JBX01408 100GBASE-DR QSFP28 transceiver represents a professional-grade optical solution for modern high-speed networking infrastructure. Engineered to deliver 100 Gigabit Ethernet performance, this module addresses the demands of data center operators, telecommunications providers, and enterprise IT managers requiring robust connectivity solutions. **Technical Specifications:** Operating at 1310nm wavelength, the JBX01408 achieves transmission distances up to 500 meters across standard single-mode fiber. Its 9/125 micron fiber core maintains signal integrity over extended distances, while the duplex LC/UPC connector interface ensures reliable, repeatable connections. The module adheres to IEEE 802.3bm standards and QSFP28 MSA specifications, guaranteeing interoperability with certified networking equipment. **Build Quality and Durability:** Constructed with a protective metal case and precision laser transmitter, this transceiver withstands demanding data center environments. Operating temperature range of 0-70°C accommodates both standard and specialized installations. The compact 5x4x2 dimension profile fits standard QSFP28 module slots without requiring cage modifications. **Compliance and Safety:** The transceiver meets stringent safety standards including Class 1 Laser certification, TUV accreditation, and FDA 21CFR 1040.10 compliance. RoHS and ELV directive adherence demonstrates commitment to environmental responsibility. Custom brand programming is available for organizations requiring OEM labeling. **Compatibility and Integration:** Direct compatibility with Extreme Networks 100G-DR-QSFP500M systems enables seamless integration into existing network infrastructure. Functions as a cost-effective replacement for original equipment manufacturer modules while maintaining full performance specifications. **Ideal Applications:** Perfect for campus network backbone connections, data center interconnects, and metropolitan area network expansions. Supports high-bandwidth applications including cloud computing, video conferencing, and massive data transfer operations. **Warranty and Support:** Backed by a 90-day limited warranty with shipping from convenient US locations (Danville, CA or Beaufort, SC). Free standard shipping available on qualifying orders ensures cost-effective procurement for network upgrades.