The JBX01751 10GBASE-BX40-U SFP+ Transceiver represents a premium solution for enterprises and service providers seeking reliable, high-speed optical connectivity over extended distances. This single-mode fiber transceiver is engineered to deliver consistent 10Gbps performance across 40-kilometer spans, making it ideal for metropolitan area networks (MANs), wide area network (WAN) interconnects, and data center-to-campus links. Key Features: The transceiver utilizes proven 10GBASE-BX40-U technology, transmitting on 1270nm and receiving on 1330nm wavelengths for bidirectional communication over a single fiber strand. The simplex LC/UPC connector ensures compatibility with standard network infrastructure and provides secure, low-loss connections. The compact SFP+ form factor allows seamless integration into existing equipment without requiring physical modifications. Technical Excellence: With 9/125 micron single-mode fiber compatibility, this transceiver achieves exceptional signal integrity and minimal attenuation over long distances. Operating temperatures ranging from 32°F to 158°F (0-70°C) accommodate diverse deployment environments. The device achieves full compliance with IEEE 802.3ae specifications and meets stringent safety standards including Class 1 Laser certification and FDA 21CFR 1040.10 requirements. Juniper Compatibility: Fullly compatible with Juniper networking equipment, including EX-SFP-10GE40K23, SFPP-10GE40K23, and JNP-SFP-10G-BX40U modules, ensuring plug-and-play deployment in existing Juniper-based networks. Custom brand programming is available for OEM requirements. Quality and Compliance: Manufactured in Vietnam and China to the highest standards, this optical transceiver carries RoHS and ELV compliance certifications, meeting EU Directive 2002/95/EC requirements. The metal case construction with integrated laser transmitter provides durability and reliable operation in demanding network environments. Each unit includes a 90-day limited warranty and ships with free standard delivery on qualifying orders.