The JBX02174 1000BASE-BX40-D SFP Transceiver is a cutting-edge optical module engineered for network operators requiring extended-range gigabit connectivity. This transceiver delivers impressive 40-kilometer transmission capabilities over 9/125 singlemode fiber, making it ideal for metropolitan area networks (MANs), campus networks, and long-distance backbone connections. **Technical Excellence:** Qualified to SFF-8472 extended-reach BiDi specifications, this module operates beyond standard IEEE 802.3ah parameters. It uses wavelength-division multiplexing with 1490nm transmit and 1310nm receive channels, enabling simultaneous bidirectional communication over a single fiber strand. The simplex LC/UPC connector ensures low insertion loss and excellent return loss characteristics critical for long-distance performance. **Compatibility & Integration:** Directly compatible with Fortinet FG-TRAN-BX40-D systems, the JBX02174 provides plug-and-play integration without custom programming requirements. Custom brand programming is available for organizations with specific labeling needs. **Quality & Safety:** Manufactured in Vietnam and China using premium materials including metal housing and precision laser transmitter technology, this module meets stringent international standards. It carries RoHS/ELV compliance and multiple safety certifications (Class 1 Laser, TUV, UL/FDA per 21CFR 1040.10), ensuring safe operation in professional environments. **Performance Specifications:** - Data Rate: 1 Gigabit (1000BASE-BX40-D) - Maximum Distance: 40 kilometers - Fiber Type: 9/125 Singlemode (standard telecom grade) - Temperature Range: 0-70°C (32-158°F) - Connector Type: Simplex LC/UPC - Form Factor: SFP (Small Form-Factor Pluggable) - Warranty: 90-Day Limited Warranty **Ordering & Shipping:** Ships from multiple U.S. locations (Danville, CA and Beaufort, SC) with free standard shipping on orders exceeding $99. This module is ideal for telecommunications professionals, data center operators, and network administrators seeking reliable, long-distance optical connectivity solutions.