The JBX01441 100GBASE-LR1 QSFP28 optical transceiver represents cutting-edge technology for modern high-speed data center and telecommunications networks. This module delivers exceptional 100GB data transmission rates over distances reaching 10 kilometers via singlemode fiber (SMF), making it perfect for campus interconnects, metropolitan area networks, and long-haul enterprise applications. **Key Technical Specifications:** Operating at 1310nm wavelength, this QSFP28 transceiver adheres to IEEE 802.3bm and QSFP28 MSA standards. The 9/125 singlemode fiber core ensures optimal signal integrity and minimal attenuation over extended distances. Its duplex LC/UPC connectors provide industry-standard connectivity with superior return loss characteristics, while the compact 5x4x2 inch form factor fits seamlessly into existing network infrastructure. **Compatibility & Reliability:** Designed as a direct replacement for Cisco QSFP-100G-LR-S modules, the JBX01441 maintains full compatibility with Cisco switching platforms and other standards-compliant equipment. Multi-layer safety certifications including Class 1 Laser approval, TUV, UL, and FDA compliance (21CFR 1040.10) guarantee operational safety and regulatory adherence across global markets. **Enterprise-Grade Construction:** The metal case with integrated laser transmitter delivers exceptional thermal management and electromagnetic shielding. Operating reliably across 0-70°C temperature ranges, this module handles demanding data center environments without performance degradation. RoHS/ELV compliance and TUV certification demonstrate commitment to environmental responsibility. **Value & Support:** Shipped with free standard shipping on orders exceeding $99, the JBX01441 includes custom brand programming options for enterprise deployments. The 90-day limited warranty provides peace of mind for critical network investments. Manufactured in Vietnam and China using rigorous quality standards, this transceiver combines affordability with enterprise-class reliability, making it an excellent choice for organizations seeking cost-effective 100GB optical connectivity without compromising performance or compliance requirements.