Optical endstop limit control switch for 3D Printer Free shipping from PA, USA)

2pcs Wired Endstop Optical Switch Sensor Photoelectric Limit Switch, 1m

3D Printer Filament Runout Dectector Sensor With 1M Cable

3Pcs Limit Switch Connecting Cable For Ender 3 XYZ 3D Printer Motherboard✈

6Pcs 3D Printer Endstop Limit Switch and Ender 3 Cables 3 Pin...

3D Printer Switch Horizontal Type Mechanical Endstop Limit Switch Module 3D Prin

3D Printer Filament Detection Module with 1M Cable Run-Out Sensor Material5467

3D Printer Filament Detection Module with 1M Cable Run-Out Sensor Material2360