The JBX02132 1000BASE-BX10-U SFP transceiver represents a cost-effective solution for organizations seeking to extend their Gigabit Ethernet networks across distances up to 10 kilometers. Built to IEEE 802.3ah and SFF-8472 specifications, this module delivers enterprise-grade performance in a compact form factor. **Technical Specifications:** Operating at 1310/1490nm wavelengths, the transceiver utilizes wavelength-division multiplexing (WDM) technology to enable bidirectional communication over a single fiber strand. The 9/125μm singlemode fiber core ensures minimal signal loss and maximum transmission distance, while the simplex LC/UPC connector provides industry-standard compatibility and superior optical performance. **Key Features & Benefits:** - 10-kilometer transmission capability over standard singlemode fiber - Simplex LC/UPC connectors for reliable, secure connections - Compatible with Extreme Networks equipment (directly replaces part 10057) - Operating temperature range: 0-70°C (32-158°F) - Compact 5x4x2mm form factor fits standard SFP slots - RoHS and ELV compliant for environmentally conscious deployments **Safety & Compliance:** Comprehensive safety certifications including Class 1 Laser designation, TUV, UL/FDA compliance (21CFR 1040.10), and EU RoHS Directive 2002/95/EC compliance ensure safe operation in any network environment. The metal case with integrated laser transmitter provides durability and heat dissipation. **Ideal Applications:** Perfect for campus interconnects, metropolitan area networks (MANs), service provider backbone networks, and enterprise network expansions. The 10km reach eliminates costly fiber amplifier equipment while custom brand programming options accommodate integration into existing network management systems. **Warranty & Support:** Backed by a 90-day limited warranty and available for rapid deployment with free standard shipping on qualifying orders. Made in Vietnam and China with consistent quality standards.