The JBX02211 1000BASE-BX SFP transceiver represents cutting-edge optical transmission technology for modern data centers and telecommunications networks. This extended-reach module achieves an impressive 60km transmission distance over single-mode fiber, making it ideal for applications requiring long-distance Gigabit Ethernet connectivity without the need for optical amplifiers or regenerators. **Key Technical Specifications:** Operating at 1 Gigabit per second data rate, the JBX02211 utilizes standard 9/125 single-mode fiber with simplex LC/UPC connectors for secure, low-loss connections. The transceiver qualifies to SFF-8472 extended-reach BiDi specifications, exceeding standard IEEE 802.3ah performance parameters. Operating temperature range of 0-70°C ensures reliable performance in diverse environmental conditions. **Superior Compatibility and Quality:** As a Cisco GLC-BX-U60 compatible replacement, the JBX02211 offers seamless integration into existing Cisco network infrastructure without configuration changes. The metal case construction with integrated laser transmitter provides robust protection and optimized optical performance. Custom brand programming is available for OEM requirements. **Compliance and Safety:** Fully RoHS and EU directive 2002/95/EC compliant, this transceiver meets stringent safety standards including Class 1 Laser certification, TUV, UL, and FDA 21CFR 1040.10 approval. These certifications ensure safe operation in professional network environments. **Ideal Applications:** Perfect for metropolitan area networks (MANs), carrier networks, campus backbone connections, and long-distance data center replication. The 60km reach eliminates costly infrastructure investments while maintaining Gigabit performance. **Warranty and Support:** Backed by a 90-day limited warranty and manufactured in Vietnam and China, the JBX02211 delivers exceptional value for enterprise networking. Ships with free standard shipping on orders over $99 from convenient US distribution centers.