The JBX01796 is a professional-grade 10GBASE-ER SFP+ optical transceiver engineered for demanding enterprise networking environments requiring extended transmission distances. Operating at 1550nm wavelength with 10GB data rates, this module delivers exceptional performance across 40-kilometer single-mode fiber distances, making it indispensable for metropolitan area networks (MANs), campus interconnections, and long-haul data center connectivity. Technical Excellence: This transceiver adheres strictly to IEEE 802.3ae standards and SFF specifications, guaranteeing interoperability with enterprise infrastructure. The 9/125 single-mode fiber core provides superior signal integrity and minimal attenuation over extended distances. Duplex LC/UPC connectors ensure low-loss connections and reliable signal transmission, while the metal case construction offers durability in demanding data center environments. Compatibility & Integration: Specifically designed as a compatible replacement for Extreme Networks 10G-LR-SFP40KM-IT modules, the JBX01796 seamlessly integrates into existing Extreme Networks infrastructures, eliminating costly equipment replacement while reducing operational expenses. Custom brand programming options are available for organizations requiring OEM-specific configurations. Reliability & Certification: Operating reliably across -40°C to 85°C temperature ranges, this transceiver performs consistently in diverse environmental conditions. Comprehensive certifications including Class 1 Laser safety, RoHS/ELV compliance, TUV/UL FDA approvals, and EU Directive 2002/95/EC compliance ensure enterprise-level security and regulatory adherence. The precision laser transmitter delivers consistent optical output throughout the module's operational lifespan. Business Value: The 90-day limited warranty provides peace of mind, while free standard shipping on orders exceeding $99 delivers exceptional value. Whether upgrading legacy systems or expanding network capacity, the JBX01796 offers cost-effective, future-ready optical connectivity without compromising performance or reliability standards demanded by modern enterprises.