10 Pcs 9/64" Slot PCB Photo Interrupter Slotted Optical Sensor Switch HY301-21

10 Pcs 25/64" Slot PCB Photo Interrupter Slotted Optical Sensor Switch HY810A

10 Pcs 1/8" Slot PCB Photo Interrupter Slotted Optical Sensor Switch HY870P

New - Toshiba TLP802 - Photo Interrupter (Slotted Optical Switch)

10 Pcs 5/16" Slot PCB Photo Interrupter Slotted Optical Sensor Switch HY860H-A

9/64" Slot PCB Photo Interrupter Slotted Optical Sensor Switch HY301-21, 10 Pcs

10 Pcs 25/64" Slot PCB Photo Interrupter Slotted Optical Sensor Switch HY810H

10 Pcs 5/16" Slot PCB Photo Interrupter Slotted Optical Sensor Switch HY860H