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-21% Low Cost PIR Sensor Module (HC-SR501)

Low Cost PIR Sensor Module (HC-SR501)

    • RM3.30
    • RM4.20 -21%
    • Cashback: 3%
    • CytronCash Balance: Login
    • Availability:
    • Product Code: SN-PIR
    • Warranty Period: 12 months

     Passive Infra-Red (PIR) sensor is a motion detector sensor by measures changes in the infrared levels emitted by surrounding objects. It gives a HIGH signal at the I/O pin when motion is detected. Usually used as a security device in a monitored area (such as a room or hall) to detect the appearance of a human being.


    • Operating voltage: 5 to 20V DC
    • Single bit output (digital)
    • Delay time adjustable
    • Compatible with all types of microcontroller
    • The small size makes it easy to conceal
    • Plug n Play feature
    Packing List
    • 1 x PIR sensor Module
    Q & A (26)
    May I know which type of wire need for this sensor? I'm using Raspberry Pi 3B+ ( Wong Wai Kee , 03/07/2021 )
    Hi. If need to connect directly to rpi board can use jumper wire.
    May I know can this sensor sense the car motion? ( WWK, 03/07/2021 )
    Hi. This sensor detect motion by measuring changes in surrounding. You can email to support@cytron.io for further technical assistance. Thanks:)
    when will restock>? ( WAN AMIR ASHRAF BIN WAN ZAKARIA , 27/02/2021 )
    Hi. We might be able to restock this in April. You may click on the "Notify Me" button to get notification in email once we have this in stock. Thanks:)
    Will the pir sensor be affected by fire? ( M, 21/11/2020 )
    Hi. This PIR is recommend to withstand -15oc to +70oc temperature. Thanks :).
    Hi,I wanna ask that this sensor functioning like an infrared sensor ( Zubair, 18/06/2020 )
    Hi, yes it is passive infrared sensor. Thanks :)
    Hi,I wanna ask what is the function of the second pin that connectted to a yellow bracket? ( Zubair, 18/06/2020 )
    Hi, it is used to adjust delay and sensitivity too. Thanks :)
    Hi,Is this sensor is sensitive ( Zubair, 18/06/2020 )
    Hi, yes it is sensitive. Thanks :)
    Hi,I wanna ask What is the function of the yellow bracket? ( Zubair, 18/06/2020 )
    Hi, are you referring to the potentiometer? It is used to adjust delay and sensitivity. Thanks :)
    Hi I wanna ask.. can it connect to raspberry pi? ( Dil, 02/03/2020 )
    Hi, yes, it can be connected to Raspberry Pi. Thanks :)
    2 question:1. When it will be restock?2. is it water resistant (splash)? i want to use it at outside of my house. ( sobri, 14/03/2018 )
    Hi, it will restock in 3week. kindly click on notify me button and we will send you email notification once e have it and this sensor is only suitable for indoor :)

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    Reviews (391)
    • 5 out of 5
    Total Reviews (391)
    • 5
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    Tags: SR501