The JBX02150 1000BASE-BX20 SFP transceiver represents a premium solution for organizations requiring reliable, long-distance fiber optic connectivity. This module is engineered to deliver exceptional performance across up to 20 kilometers of singlemode fiber, making it ideal for campus networks, metropolitan area networks (MANs), and data center interconnections. **Technical Excellence** This transceiver operates at 1Gbps data rates while maintaining the compact SFP form factor that fits seamlessly into existing network infrastructure. The bidirectional transmission capability extends beyond standard IEEE 802.3ah specifications, qualified to SFF-8472 extended-reach BiDi standards for superior performance and reliability. Utilizing 9/125 singlemode fiber cores with precise 1550/1310nm wavelength management, the JBX02150 ensures signal integrity over extended distances. **Superior Safety & Compliance** Manufactured with rigorous quality standards, this module features a metal case with integrated laser transmitter and holds multiple safety certifications including Class 1 Laser designation, TUV, UL, and FDA approval (21CFR 1040.10). Full RoHS/ELV compliance ensures environmentally responsible operation, meeting EU Directive 2002/95/EC requirements. **Cisco Compatibility & Flexibility** The JBX02150 directly replaces Cisco's GLC-BX53-D20 module, providing seamless integration into existing Cisco-based network environments. The simplex LC/UPC connectors offer reliable, low-loss connections that minimize signal degradation. Custom brand programming is available for organizations requiring branded solutions. **Operational Reliability** Designed for demanding enterprise environments, this transceiver maintains stable performance across operating temperatures from 0°C to 70°C (32°F to 158°F). The 90-day limited warranty provides peace of mind, while the compact 5x4x2mm dimensions ensure efficient use of valuable rack space. **Value-Added Benefits** With free standard shipping on orders exceeding $99 from strategically located distribution centers in California and South Carolina, procurement becomes faster and more cost-effective. Whether upgrading existing infrastructure or deploying new network solutions, the JBX02150 delivers exceptional value for businesses of all sizes. Ideal for network administrators, systems integrators, and data center professionals seeking cost-effective extended-reach fiber connectivity without compromising on quality or performance.