PS_ON kit assembly

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PS_ON kit wiring diagram

PS_ON kit wiring diagram

Working principle

This kit allows to electrically switch off your 3D printer when your print are finished

In order to achieve this, a power câble is being instrumented, and a static relay provide enough control for the 3D printer controler to allow this feature to work.

STL of the enclosure

The PS_ON enclosure box is available for download on thingiverse

Wiring in few steps

diagramme kit PS_ON
diagramme kit PS_ON

Detailed steps for wiring in pictures

Kit PS_ON


Modular switch



Power supply coord preparation





Power coord connection to static relay






Soldering of brown and yellow/green wires

After soldering the pairs of electric wires, make sure that the thrincable tubing is placed over the soldering location. Also make sure to thrink the tube using a matches, lighter…






Securing power cables



Signal cable wiring

In certain kits, this wire might already be wired to the static relay unit.

In the other case make sure to cut the 2 pins connector from the cable and to keep the part with the 3 pins connector.


Securing the signal wire inside the enclosure

Closing the enclosure

Kit PS_ON

Connection on 3D printer Controler board(Ramps 1.4)

raccordement du kit PS_ON sur Ramps 1.4

Gcode changes in your slicer (CURA)

PS_ON et Cura