The txm431 lr is designed to extend transfer distance based on 10gbps ethernet connectivity it is a 10gbase lr high performance 1310nm single mode sfp transceiver it supports full duplex and 10g ethernet connections up to 10km with 9125microm fiber cables features 1310nm single mode transceiver 10km max distance support full duplex lcupc connector 10gbps ethernet connectivity sfp form factor hot pluggable specification standards and protocols ieee 8023ae csmacd