SFP CWDM module 1.25G SM 40km 1570nm Dual LC-connector DDM For use with CWDM-MUX8 passive optical MUX/DEMUX frame. 1.25 Gbps up to 40Km You need 2 modules - one for each end of the fibre run. There are 8 different S-CDWM Models for a maximum of 8 links over one fiber pair.

(S-C57DLC40D)

Specifications Product code S-C57DLC40D Tested ambient temperature 0 to +70C Product specifications Data Rate 1.25G Distance 40km Mode SM Connector Dual LC UPC Wavelength 1570nm Format SFP