HPE DWDM-SFP1G-55.74-40 Compatible 1.25G DWDM SFP C27 100GHz 1555.74nm 40km LC SMF DDM Transceiver Module
HPE DWDM-SFP1G-55.74-40 Compatible 1.25G DWDM SFP Transceivers up to 40km throughput over SMF using 1555.74nm wave lengths via Duplex LC connector.