Filament Runout Sensor
thingiverse
This mounts to the TUSH bracket I created for my AMBP, aka, Black Printers Matter. It puts the sensor well away from the extruder and close to the spool, giving plenty of notice of filament runout. This is usable for literally any printer that has 2020/40 aluminum extrusion for a top cross rail. You will need: an end stop switch: https://www.amazon.com/gp/product/B073TYWX86/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1 3ea M3x6mm self-tapping screws Appropriate connectors: I used 2.5mm JST's
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