New version here.

  • Operation voltage are 2.7-5.5V
  • Receiving range is 10 – 15 meters.
  • Pin pitch are 2.54 mm
  • Operating Current: 1.4mA
  • Frequency: 38K
  • Angle: ± 45 °
  • Wavelength: 940nm
  • PC838 and HX1838 Pin definition : 1- output, 2- GND, 3-VCC  from right to left from front view side, you can connect it directly to your arduino.
  • PC838 and HX1838 has EMC shielding.


  • Wide adaptation of voltage, low-power, high sensitivity, excellent anti-interference characteristics;
  • Application: household appliances, air-conditioning, toys, infrared remote control receiver;

Documentation can see on this page.

Additional information

Weight 0.01 kg

2 reviews for 10PCS 0038B Infrared Transmitter

  1. 1 out of 5


    This is not transceiver. This is Infrared receiver only.

    There is no integrated infrared transmitter

  2. 5 out of 5

    Karsten (verified owner)

    Well documentated recevier (, B-Varaint) Works great with

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