Filament Sentinel

35.00 US$ 30.00 US$

SENTINEL is a 3D printer filament detector and cleaner.

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Never miss a 3D print again because of an empty spool or dust on the filament. SENTINEL is your ultimate filament watchdog.

More than a few user came back to a 3d print job completed but an unfinished object due to lack of raw materials. With SENTINEL, the days of prints failed due to a lack of filament or dust on the filament are over. SENTINEL detect your filament and pause your print.

Works with almost any printer.


Supply Voltage5V
Current Draw31mA
Operating temperature0 to +70°C
Fitting ThreadM8x1.25mm
Logic Voltage3.3V
Filament PresenceHighLogic

Filament Sentinel Dimensions