Description
120KM Fiber Modules with BIDI(Bidirectional)
This 1490/1550nm 1.25Gigabit SFP (Small Form-factor Pluggable) transceiver is designed to transmit and receive optical data over single-mode optical fiber for link lengths 20km,40km,60km, and 80km, and even 120KM Fiber Modules.
120KM Fiber Modules of Specification Table
Data Rate (Mbps) |
1.25G |
Form Factor |
SFP |
Optical wavelength(nm) |
1490nm TX/1550nm RX |
Fiber Type (micron) |
SingleMode |
Connector Type |
LC Simplex |
Distance |
10-120km |
Max Data Rate |
1.25Gbps |
DDM |
Supported |
Optical Components |
DFB BiDi |
Warranty |
5Years |
SFP1 |
SFP2 |
Column 3 |
Column 4 |
1.25GB/s |
Column 2 Value |
Column 3 Value |
Column 4 Value |
Column 1 Value 2 |
Column 2 Value 2 |
Column 3 Value 2 |
Column 4 Value 2 |
Column 1 Value 3 |
Column 2 Value 3 |
Column 3 Value 3 |
Column 4 Value 3 |
Column 1 Value 4 |
Column 2 Value 4 |
Column 3 Value 4 |
Column 4 Value 4 |
Column 1 Value 5 |
Column 2 Value 5 |
Column 3 Value 5 |
Column 4 Value 5 |
Key Features
- Fiber Bi-Directional SFP Optical Transceiver
- Electrical interface compliant to SFF-8431
- Hot Pluggable
- Up to 1.25 Gbps Data Links
- 1490/1550nm DFB LD Transmitter
- 1550/1490nm PIN Receiver
- Low power consumption
- Applicable for 10-120km SMF connection
Application 120KM Fiber Modules
- Gigabit Ethernet
- Fiber Channel
- Switch to Switch interface 120KM Fiber Modules
- Switched backplane applications
- Router/Server interface
- Other optical transmission systems
Mechanical Dimensions

Ordering Information
Part Number |
Product Description |
GLSPB273399L-10BD |
10Gb/s SFP+ 1270nmTX/1330nmRX 10km LC Simplex |
GLSPB332799L-10BD |
10Gb/s SFP+ 1330nmTX/1270nmRX 10km LC Simplex |
GLSB4512L-CD20BD |
1.25Gb/s SFP 1490nmTX/1550nmRX 20km LC Simplex |
GLSB5412L-CD20BD |
1.25Gb/s SFP 1550nmTX/1490nmRX 20km LC Simplex |
GLSB3512S-CD40BD |
1.25Gb/s SFP 1310nmTX/1550nmRX 40km SC Simplex |
GLSB5312S-CD40BD |
1.25Gb/s SFP 1550nmTX/1310nmRX 40km SC Simplex |
GLSB3512S-CD60BD |
1.25Gb/s SFP 1310nmTX/1550nmRX 60km SC Simplex |
GLSB5312S-CD60BD |
1.25Gb/s SFP 1550nmTX/1310nmRX 60km SC Simplex |
GLSB4512L-CD80BD |
1.25Gb/s SFP 1490nmTX/1550nmRX 80km LC Simplex |
GLSB5412L-CD80BD |
1.25Gb/s SFP 1550nmTX/1490nmRX 80km LC Simplex |
GLSB4512L-CD120BD |
1.25Gb/s SFP 1490nmTX/1550nmRX 120km LC Simplex |
GLSB5412L-CD120BD |
1.25Gb/s SFP 1550nmTX/1490nmRX 120km LC Simplex |