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Measure Position, Angle, or Motion with Reliable Sensor Data

The Crash Sensor Module for Arduino is a vibration sensor with digital output designed for position feedback, angle sensing, speed measurement, and motion control. It is a practical fit for makers, students, and engineers who want reliable sensor data in embedded builds.

Key details include Voltage: 5V; Interface: Digital GPIO.

Important: Motion sensors often need calibration in software to get the best accuracy. Mounting angle and vibration can change the result.

Why you’ll love it

  • Useful spec: Arduino and microcontroller projects
  • Power range: 5V
  • Easy wiring: Digital GPIO
  • Maker-friendly build: Easy to use in prototypes, classroom projects, and custom electronics
  • Common controller support: Works well with Arduino, ESP32, Raspberry Pi, and similar boards
  • Project-ready sensing: position feedback, angle sensing, speed measurement, and motion control

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What you can build

This sensor is a good fit for shaft encoders, speed counters, linear feedback, smart knobs, and actuator control.

Starter bundles

Pair it with an Arduino-compatible board, ESP32, or Raspberry Pi, plus a breadboard and jumper wires for quick setup and testing.

Recommended add-ons

Useful add-ons include a microcontroller board, jumper wires, and pull-up or pull-down support when needed, depending on how you plan to power, mount, and log the sensor.

Technical specifications

Product Crash Sensor Module for Arduino
Application Arduino and microcontroller projects
Voltage 5V
Usage Control circuits, motors, solenoids, lamps
Pinout 1 Digital Output, 2 VCC, 3 GND
Components Pull-up resistor, status LED
Switch Type Snap-action, roller lever
Interface Digital GPIO

Wiring & usage notes

Connect power and ground, then wire the output pin to a digital GPIO input. Check whether the module uses active-high or active-low logic in your code. Motion sensors often need calibration in software to get the best accuracy. Mounting angle and vibration can change the result.

What’s in the box

1 × Crash Sensor Module for Arduino

Frequently Asked Questions

What does the Crash Sensor Module for Arduino measure? It is designed to measure vibration, sound, or impact.
Can I use it with Arduino, ESP32, or Raspberry Pi? Yes. It is well suited for common maker and embedded platforms, as long as you power it at the correct voltage and match the signal level to your controller.
How do I connect this Digital GPIO sensor? This sensor provides a digital switching-style signal that is easy to read from a GPIO pin.
Does it need calibration? Usually yes. Motion sensors often benefit from software calibration to improve offset, drift, and orientation accuracy.
Is it good for prototyping? Yes. It is a practical choice for learning, proof-of-concept builds, and small automation projects.

Build with this board

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Notes from the bench

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Ask the community

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