| Product Type | Gigabit Ethernet SFP Transceiver Module | 
| Form Factor | SFP (Small Form-Factor Pluggable) | 
| Wavelength (Transmit) | 1490 nm | 
| Wavelength (Receive) | 1310 nm | 
| Maximum Data Rate | 1 Gbps | 
| Max Transmission Distance | 10 km | 
| Cable Type | Single-mode fiber | 
| Connector Type | LC duplex connector | 
| Power Budget | 13 dB | 
| Optical Output Power (Tx) | -3 dBm to +3 dBm | 
| Receiver Sensitivity | -20 dBm | 
| Digital Optical Monitoring (DOM) | Supported | 
| Hot Swappable | Yes | 
| Power Consumption | Less than 1 W | 
| MTBF | 1,000,000 hours | 
CISCO 1000BASE-BX SFP, 1490NM, GLC-BX-D=

Key Benefits
 
            
            
              
                Eye-Insights™ by Eye-In Technologies
AI-Powered Summaries from Online Customer Reviews
              
              
                
          
        AI-Powered Summaries from Online Customer Reviews
Eye-Insights™ are generated by proprietary AI that analyzes real online customer reviews to highlight top pros and key product features. While we aim for accuracy, insights are provided “as-is” and individual results may vary.
- Ideal for long-distance networking with up to 10 km range over single-mode fiber
- Reduces infrastructure costs by enabling bidirectional traffic over a single fiber strand
- TAA compliance and U.S. origin make it suitable for secure, government-related installations
Product Overview
The CISCO 1000BASE-BX SFP, GLC-BX-D= is a Gigabit Ethernet transceiver optimized for 1490 nm downstream transmission over a 10 km range using single-mode fiber and an LC/PC connector. Fully compliant with TAA regulations, it is ideal for secure and regulated deployments. It supports high-performance bidirectional communication across a single fiber strand, helping organizations reduce fiber footprint while maintaining reliable and efficient data transfer.
Specifications
                      Product Overview
                      
                    
                    
                      Physical & Environmental
                      
                    
                    | Dimensions (H x W x D) | 8.5 mm x 13.4 mm x 56.5 mm | 
| Operating Temperature | 0°C to 70°C (32°F to 158°F) | 
| Storage Temperature | -40°C to 85°C (-40°F to 185°F) | 
| Operating Humidity | 10% to 90% non-condensing | 
| Storage Humidity | 5% to 95% non-condensing | 
                      Cloud Management & Licensing
                      
                    
                    | Cloud Management Support | No | 
| Software Licensing | Not Required | 
                      Interfaces
                      
                    
                    | Interface | 1000BASE-BX | 
| Port Type | SFP | 
| Number of Optical Ports | 1 | 
| Signaling Rate | 1.25 Gbaud | 
| Protocol | Gigabit Ethernet | 
                      Compliance & Origin
                      
                    
                    | TAA Compliance | Yes | 
| Country of Origin | United States | 
| RoHS Compliance | Yes | 
| Certifications | CE, FCC, UL, CSA | 
| EMI Standards | EMC Directive 2014/30/EU | 
| Safety Standards | IEC 60825-1, FDA 21 CFR 1040.10 and 1040.11 | 
                      Advanced Security Features
                      
                    
                    | Secure Optical Transmission | No Encryption – relies on physical layer | 
 
              