Detector Kits

A variety of kits to detect water levels, IR energy, plus other stuff.

Items in this category require component level assembly

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22 Items

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  1. AC Voltage Detector Kit
    $4.95
    SKU: FK946

    Non Contact Voltage Detector Kit Learn More
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  2. Ding Dong PIR Door Chime Kit
    $14.95
    SKU: FK512

    This Door Chime kit chimes when it detects a warm body. Learn More
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  3. Frost Indicator kit
    $12.95
    SKU: K2644

    Flashing LED indicates road temperature near freezing point Learn More
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  4. Lie Detector - Assembled
    $7.95
    SKU: FA940

    This lie detector circuit uses the principle of galvanic skin resistance. Learn More
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  5. Lie Detector Kit FK940
    SKU: FK940

    This lie detector circuit uses the principle of galvanic skin resistance. Learn More
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  6. Light Sensitive Switch Kit
    SKU: MK125

    Fully Automatic Light Sensitive Switch Kit, 12VDC turn your lights on when it gets dark. Learn More
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  7. Liquid Level Controller Kit
    SKU: K2639

    Liquid level control kit with LED control for Low, Med and High settings. Learn More
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  8. Low Battery Alarm Kit (for 12V)
    SKU: FK915

    Don't let your battery go below 12V with this low battery alarm kit. Learn More
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  9. Mains Voltage Detector Kit
    $12.95
    SKU: K7101

    This line voltage detector has a flashing LED to indicate if voltage is present, flashing speed indicates proximity. Learn More
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  10. Metal Detector Kit
    SKU: FK919

    Low cost Metal Detector Kit Learn More
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  11. Metal Detector Kit
    $13.95
    SKU: K7102

    An LED indicates if metal object is in the vicinity Learn More
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  12. Optical Proximity Switch Kit
    $29.95
    SKU: K8092

    Optical Proximity Switch Kit using IR to sense near movement. Learn More
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  13. PIR Motion Sensor Doorbell Kit
    $16.95
    SKU: FK516

    Door entry alarm kit. Alarms  when it detects a warm body.

     

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  14. Proximity Sensor Switch Kit
    SKU: FK437

    Proximity Sensor Switch Kit Learn More
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  15. Refrigerator Door Warning Kit
    $4.95
    SKU: FK911

    Keep those hydro bills down with this refrigerator door alarm kit. Learn More
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  16. Soil Moisture Indicator Kit
    SKU: FK908

    Never let your plants go dry again with this soil moisture indicator kit. Learn More
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  17. Ultrasonic Detector Sensor Kit
    $37.50
    SKU: FK508

    This Ultrasonic Detector Sensor kit works under the same principals as a bat's echo-sound. Learn More
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  18. Ultrasonic Sound and Bat Detector Kit
    $34.95
    SKU: K8118

    This detector converts imperceptible ultasonic sounds for humans, such as bat signals, into audible noise. Learn More
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  19. Water Level Pump Control Kit
    SKU: FK438

    This is a warning and water pump level control kit for checking water level and to control the water pump automatically. Learn More
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22 Items

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