Opton 125G-SM-DR31-LC is a SFP module equipped with two LC / UPC connectors. It is used to transmit data with a maximum bandwidth of 1.25 Gb /s. It uses two singlemode fibers, the signal is transmitted on one of the fibers (Tx), and received (Rx) on the cecond one. The transmission takes place on a wavelength of 1310 nm (in both channels (the maximum transmission range is about 20 km, the module supports the DDM function.

The same module is also available with a wider range of acceptable operating temperature (from -20 to 85 degrees Celsius):
Opton S-31DLC20D

The most important features:

•      2 LC / UPC connectors;
•      wavelength 1310 nm;
•      up to 1.25 Gb / s bandwidth;
•      DDM;
•      range of about 20 km;
•      working temperature: from 0 to 70 degrees C.

Specification