Detects filament runout for immediate print pause, preventing failed prints and material waste
Compatible with 1.75 mm filament diameter and all filament types including flexible, clear, opaque, and filled
Supports daisy chain connections for monitoring multiple filament feeds in complex setups
Integrates easily with Klipper firmware for automated print pausing and filament change
Operates at 3.3–5V and below 80°C for broad compatibility and reliable performance
Summarized by Shop
This filament runout sensor is designed to detect when your printer is out of filament. Print will pause until you reload filament. Works with all available materials (flexible, clear, opaque, filled, etc).
Supply Voltage: 3.3-5V
Operating temperature: Below 80℃
Filament diameter: 1.75mm