ELECROW Crowtail-Knock Sensor 2.0


In stock

SKU: 1855132
  1. Model: ELECROW Crowtail-Knock Sensor 2.0
  2. Piezoelectric sensor
  3. Piezoelectric sensing crystal and a resister.
  4. Sensor: KY-031
  5. Power supply: 5V
  6. Dimensions(mm): 20.0(L) x 20.0(W) x 7.1(H)


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Category: Vibration/Tilt Sensor and Modules
The ELECROW Crowtail-Knock Sensor 2.0 is a piezoelectric sensor that contains a piezoelectric sensing crystal and a resister. This crystal creates a small amount of voltage when shaken and takes advantage of this unique property. It will output a pulse when vibration is detected.


  1. Digital Crowtail connector
  2. Presence sensing: vibration

Package includes:

1 x ELECROW Crowtail-Knock Sensor 2.0
SKU: 1855132 Category:

ELECROW Crowtail-Knock Sensor 2.0



Power Supply(V)


Dimensions (mm)

20.0(L) x 20.0(W) x 7.1(H)

Shipping Weight 0.010 kg
Shipping Dimensions 10 × 8 × 2 cm
6 Months Warranty

This item is covered with a supplier warranty of 6 months from the time of delivery against manufacturing defects only. This is a quality product from the original manufacturer. Only manufacturing defects are covered under this warranty. Replacement will be done against manufacturing defects.

What voids the warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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Country Of Origin: China