The low-cost filament monitor

One of the most common 3D printing issues is nozzle clogging. Filament monitor alarms 3D printer user when material jams and plastic is no longer extruded. Quick action after detecting this problem may save the print and avoid loose of even tens of hours printing.

This filament monitor is unique since it is based on low-cost and easily available parts. Total cost is only about 5 USD!

Due to the application of described gear 3D printing becomes quicker, cheaper and less frustrating processe