Photo-interrupter Module

100% of 100
Price $5.99


A photo-interrupter is a sensor that arranges the light-emitting component and light-receiving component face-to-face and packages them together. It applies the principle that light is interrupted when an object passes through the sensor. Therefore, photo-interrupters are widely used in many fields like speed measurement.


  • Support quick response; highly sensitive.
  • Provide a peak wavelength of 940nm.
  • With power light and signal output indicator and 3-pin anti-reverse cable.
  • PCB size: 2.0 x 2.0 cm.
  • Working voltage: 3.3-5V.


  • Detection of movements in position, tape detector, tape loading control, and contactless switch.
  • Detection of objects, positioning and counting, speed measurement, or detection in other automatic control devices.
  • Material level control, travel control, cut-to-length fissure, material cutting detection, and burglar alarm.
  • Applicable to various daily products like smart plug-in card switch, automatic sensor, energy-saving switch, slot machine, small household appliances, scanner, fax machine, lighting, etc.

Package List

  • Photo-interrupter module x 1
  • 3-Pin anti-reverse cable x 1
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