Filament runout sensor

Filament runout sensor that can be used with printers without a built-in one. Utilizes an inexpensive micro switch. There are two versions included:Filament runout sensor without legs, intended to be used independently, installed somewhere before the hot endFilament runout sensor with legs, intended to be used with Top Runout Mount Additional parts needed:Piece of 4mm OD 2mm ID PTFT TubingMicro switch with a rollerThin electrical wiringSmall screws, 2 pcs Assembly instructions:Cut a piece of PTFT tube to length and add a cutout according to the pictureSolder the electrical wires to the switch and thread them through the opening in the basePut the PTFE tube and the switch into the baseFasten the lid using two screws If you like the design, consider buying me a coffee or contact me for a custom design inquiry at:https://buymeacoffee.com/tinkerer_designs Che