The EM-DUO-120/20/GFI/AUX/NO is a fully enclosed DIN rail mounted device that offers a GFCI (ground fault circuit interruption) output|The unit does not offer power output sockets on the faceplate and is therefore referred to as a faceless module|The input connections are marked input, and the corresponding output is marked protected|The feature of this module is the protected output, which allows 120 VAC powered devices or other EM-DUO power outlets to be connected downstream of the GFCI function|The device is rated for nominal 20 A operation|The outlet is packaged in a touch safe enclosure to protect against accidental contact with live connections|The innovative spring clip mounting bracket on the EM-DUO saves assembly time and space by allowing easy vertical installation on 35 mm DIN rail|VDFK 4 self-locking screw connections provide reliable input and output connections|Faceless ground fault protection circuit|Auxiliary ground fault protected output