Cisco GLC-BX-D20

Cisco GLC-BX-D20 – 1550nm / 20km Module

Brand: **Cisco Compatible**
Model: **GLC-BX-D20**
Type: **BiDi SFP Optical Transceiver**
Form Factor: **SFP**
Data Rate: **1.25 Gbps**
Wavelength: **1550 nm TX / 1310 nm RX**
Fiber Type: **Single-Mode Fiber (SMF)**
Transmission Distance: **Up to 20 km**
Fiber Type: **Single-Fiber BiDi**
Connector: **Simplex LC**
Standard: **1000BASE-BX**
Optical Technology: **WDM / Bi-Directional**
DDM/DOM: **Supported**
Operating Temperature: **0°C to 70°C**
Laser: **Class 1**
Hot-Pluggable: **Yes**
Fiber Compatibility: **OS1 / OS2**
Application: **Gigabit Ethernet / Fiber Networking**
Pair: **Works with 1310nm TX / 1550nm RX module**

### Cisco GLC-BX-D20 – 1310nm / 20km Module

Brand: **Cisco Compatible**
Model: **GLC-BX-D20**
Type: **BiDi SFP Optical Transceiver**
Form Factor: **SFP**
Data Rate: **1.25 Gbps**
Wavelength: **1310 nm TX / 1550 nm RX**
Fiber Type: **Single-Mode Fiber (SMF)**
Transmission Distance: **Up to 20 km**
Fiber Type: **Single-Fiber BiDi**
Connector: **Simplex LC**
Standard: **1000BASE-BX**
Optical Technology: **WDM / Bi-Directional**
DDM/DOM: **Supported**
Operating Temperature: **0°C to 70°C**
Laser: **Class 1**
Hot-Pluggable: **Yes**
Fiber Compatibility: **OS1 / OS2**
Application: **Gigabit Ethernet / Fiber Networking**
Pair: **Works with 1550nm TX / 1310nm RX module**

**These two modules are used together as a BiDi pair over one single-mode fiber core.**