Cisco-Compatible 1G BiDi SFP — 1310nm TX / 1550nm RX, up to 40 kmsfpmodule
Product Highlights
- Transmits and receives over a single fiber strand for maximum efficiency.
- Hot-swappable design for easy, zero-downtime installation.
- Long-haul performance with up to 40km reach on single-mode fiber.
- Real-time DDM/DOM monitoring for critical link parameters.
- Cisco-compatible operation for seamless network integration.
1. Product Description
Optimize your fiber network with this hot-swappable BiDi SFP transceiver, designed for cost-effective, long-distance Gigabit Ethernet over a single strand of single-mode fiber. Operating as the "U" direction module, it uses Wavelength Division Multiplexing (WDM) to transmit at 1310nm and receive at 1550nm, effectively doubling your fiber capacity. Integrated Digital Diagnostics Monitoring (DDM/DOM) provides real-time visibility into link health, enabling proactive maintenance. This Cisco-compatible module is an ideal plug-and-play solution for expanding metro, campus, and WAN links up to 40km without the need for new fiber infrastructure.
2. Key Product Features
- Fiber Efficiency: Bidirectional (BiDi) technology allows simultaneous transmit and receive over a single fiber strand, maximizing existing infrastructure.
- Zero-Downtime Maintenance: Hot-pluggable SFP form factor enables easy installation and replacement without disrupting network services.
- Precise Wavelength Operation: Functions as the "U" direction unit with 1310nm TX / 1550nm RX (requires a paired "D" direction module at the far end).
- Extended Reach: Supports reliable data transmission for distances up to 40 kilometers on standard 9/125µm single-mode fiber.
- Proactive Performance Monitoring: Built-in DDM/DOM support for real-time tracking of optical power, temperature, and voltage.
- Proven Interoperability: Designed for seamless integration with Cisco and other MSA-compliant networking equipment.
3. Product Specification Table
| Parameter | Specification |
|---|---|
| Model / Compatibility | Cisco GLC-BX40-U Compatible (1000BASE-BX-U) |
| Form Factor | SFP (Hot-pluggable) |
| Data Rate | 1.25 Gb/s (1GbE) |
| Fiber Type | Single-Mode Fiber (SMF, 9/125µm) |
| Wavelength (Tx/Rx) | Tx: 1310 nm / Rx: 1550 nm |
| Max Transmission Distance | 40 km |
| Connector | Simplex LC |
| Diagnostics | Digital Diagnostics Monitoring (DDM/DOM) Supported |
| Power Consumption | Low Power, +3.3V Supply |
| Operating Temperature | 0°C to 70°C (Commercial Grade) |
| Laser Safety | Class 1 Laser Product |
Deployment Note: This module must be used in a matched pair with a complementary "D" direction transceiver (Tx:1550nm/Rx:1310nm).
4. Typical Use Cases / Deployment Scenarios
- Metropolitan Area Networks (MANs): Extend connectivity between data centers or POPs over existing single-fiber routes.
- Campus Network Backbones: Establish high-speed links between buildings where fiber conduits are at capacity.
- Service Provider Access Networks: Deploy for business broadband handoffs and wireless backhaul, reducing infrastructure costs.
- Network Infrastructure Spares: Maintain as reliable replacement inventory for critical Cisco-based network links.
5.Quality Certifications





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