The CP1W-ETN01-US is a Link Adapter in the CP1W series, specified for Ethernet communication. It is designed for use with CP1 Series PLCs, adding a network slave adapter to the controller.
This part is discontinued by Omron. There is no official successor listed in the available documentation.
Integration note
Mounts as an option card on CP1 Series PLCs. The Ethernet port provides a slave connection to a network; no standalone routing or switching. Verify the PLC firmware supports this adapter before installation.