The SW-420 Digital Vibration Sensor is a low-cost motion and shock-detection module that uses an internal spring-and-rod mechanism to identify vibrations and surface movements.
- SW-420 normally closed type vibration sensor
- Comparator Output, clean signal, good waveform, strong driving ability, >15mA
- Working voltage : 3.3V ~ 5V
- Output Format : Digital Switching Output (0 and 1)
- Using a Wide Voltage LM393 Comparator
- Mounting Holes for Easy Installation
- Small PCB Size : 3.2 x 1.4cm
Technical Specifications
- Operating Voltage: 3.3V to 5V DC
- Operating Current: ~15mA to 20mA max
- Pinout: VCC (Power), GND (Ground), and DO (Digital Output)
- Default State: Normally Closed (NC) when completely stationary.
Common Applications
- Anti-theft alarms and security systems
- Machinery fault or impact monitoring
- Smart car movement sensing
- Knock or door-drop detectors
SW-420 Digital Vibration Sensor
- Product Code: SW-420
- Availability: In Stock
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R 15.62
- Ex Tax: R 13.58
Tags: SW-420 Digital Vibration Sensor, sw-420, vibration sensor, sensor, digital sensor

