The 25GBASE-BX10-D SFP28 Transceiver (Model JBX02399) represents cutting-edge optical networking technology tailored for enterprise environments requiring reliable, long-distance 25Gbps connectivity. This simplex SFP28 module delivers exceptional performance over 10 kilometers of single-mode fiber (SMF), making it ideal for campus interconnects, data center extensions, and metropolitan area networks. **Technical Specifications & Performance:** Operating at 25 gigabits per second, this transceiver utilizes industry-standard 9/125 single-mode fiber with simplex LC/UPC connectors, providing unidirectional data transmission with optimized signal integrity. The module achieves IEEE 802.3by qualification, ensuring compatibility with next-generation networking infrastructure. Its metal case construction with integrated laser transmitter technology maintains signal purity across extended distances while withstanding demanding operational environments. **Compatibility & Integration:** Specifically engineered as a direct replacement for Juniper SFP-25G-BX10D-I modules, this transceiver integrates seamlessly into existing Juniper switch and router architectures. Custom brand programming capabilities allow OEM resellers and integrators to align the module with proprietary requirements. **Reliability & Compliance:** Fully RoHS and ELV compliant, this Class 1 laser-certified transceiver meets stringent international safety standards (FDA 21CFR 1040.10, TUV, UL certifications). The operating temperature range of -40°C to 85°C ensures consistent performance in diverse deployment scenarios, from temperature-controlled data centers to outdoor cabinet installations. **Shipping & Support:** Ships with free standard shipping on orders exceeding $99 from our Danville, CA and Beaufort, SC facilities. Each module includes comprehensive compliance documentation and a 90-day limited warranty, backed by professional technical support to ensure successful deployment.