Cisco GLC-BX-D 1000BASE-BX 1490nm Single Fiber SFP Transceiver

• Metro Ethernet service provider networks
• ISP last-mile fiber access deployments
• Enterprise campus building interconnects
• Data center inter-site connectivity (short to medium range)
• FTTH/FTTB access aggregation networks
• Government and utility fiber infrastructure
• Smart city connectivity backhaul
• Industrial campus network extensions
• Educational institution fiber backbone links

• Enables Gigabit Ethernet over a single strand of fiber
• BiDi (bidirectional) transmission using paired SFP modules
• 1490nm wavelength operation for downstream communication
• Reduces fiber infrastructure requirements by 50%
• Optimized for metro and access network deployments
• Plug-and-play compatibility with Cisco SFP ports
• Low-power, high-efficiency optical design
• Supports long-reach single-mode fiber connections
• Simplifies fiber management and planning
• Ideal for fiber-scarce environments and high-cost fiber leasing scenarios
• Enhances scalability of existing fiber infrastructure
• Reduces installation and maintenance complexity

• Brand: Cisco
• Product Type: SFP Optical Transceiver
• Model: GLC-BX-D
• Standard: 1000BASE-BX
• Data Rate: 1 Gbps
• Wavelength: 1490 nm (TX)
• Fiber Type: Single-mode fiber (single strand BiDi)
• Connector Type: LC
• Transmission Mode: Bidirectional (BiDi)
• Compatibility: Cisco SFP-enabled switches/routers
• Application: Metro / access / enterprise fiber networks

WHY CHOOSE THIS PRODUCT?

• Organizations choose the Cisco GLC-BX-D when fiber availability is limited or expensive, as it enables full-duplex Gigabit connectivity over a single fiber strand. This reduces infrastructure complexity while maximizing existing fiber assets.
• Compared to standard dual-fiber SFP modules, it cuts fiber usage by half, significantly lowering installation and leasing costs in metro and access networks. It also simplifies fiber planning and increases port-to-fiber efficiency.
• For procurement teams, it offers a long-term cost optimization strategy by enabling scalable Gigabit expansion without requiring additional fiber routes or major infrastructure upgrades.