SW-1801P Vibration Sensor Module for Arduino

The SW-1801P Vibration Sensor Module is a simple yet powerful device designed to detect vibrations, shocks, or movements. It is widely used in Arduino, ESP32, Raspberry Pi, and DIY electronics projects that require motion or vibration sensing.

This compact module helps detect physical vibrations and outputs a digital signal when movement is detected. Whether you are building an anti-theft alarm, a motion-sensitive robot, or a smart home monitoring system, this sensor provides reliable and precise results.

The SW-1801P sensor uses a vibration-sensitive spring mechanism sealed inside a metal casing. When movement or shock occurs, the internal spring makes or breaks contact, generating a digital pulse signal. This makes it easy to interface directly with microcontrollers like Arduino UNO, Mega, Nano, or ESP8266.

With its built-in comparator circuit, the module delivers stable digital outputs, eliminating the need for complex signal conditioning.

Features of SW-1801P Vibration Sensor Module for Arduino

• Uses high-quality SW-1801P vibration switch sensor.

• Detects vibration, tilt, or motion instantly.

• Supports 3.3V–5V operation, compatible with Arduino and ESP boards.

• Digital output simplifies interfacing with microcontrollers.

• Adjustable sensitivity via onboard potentiometer.

• LED indicators for power and signal output.

• Compact and easy to integrate into any project.

• Excellent for anti-theft, alarm, or smart automation systems.

These features make the SW-1801P sensor a perfect choice for hobbyists, students, and engineers working on security and motion detection projects.

Technical Specifications of SW-1801P Vibration Sensor Module

• Operating Voltage: 3.3V–5V

• Sensor Type: SW-1801P vibration switch

• Output Type: Digital signal (DO)

• Output Indicator: LED for status

• Comparator IC: LM393

• Adjustable Sensitivity: Yes (via potentiometer)

• Dimensions: 32mm × 14mm × 8mm

• Mounting: 3-pin interface (VCC, GND, DO)

• Power LED: Yes

• Operating Temperature: -10°C to +70°C

This module is built with a stable comparator circuit and a mechanical vibration switch to ensure reliable motion detection under various conditions.

Applications of SW-1801P Vibration Sensor Module for Arduino

The SW-1801P module is highly versatile and ideal for:

• Anti-theft alarms and motion-triggered security systems.

• Earthquake and vibration detection systems.

• Smart door and window sensors.

• Robotics motion sensing and obstacle response.

• Industrial equipment vibration monitoring.

• Vehicle movement alarms.

• DIY projects for detecting shock or knocks.

From beginner-level projects to professional research, this module provides accurate vibration sensing at an affordable price.

Working Principle of SW-1801P Vibration Sensor Module

The SW-1801P sensor works using a spring and conductor mechanism. Inside the metal casing, a flexible spring is connected to a fixed contact. When vibration or movement occurs, the spring shakes, briefly closing or opening the circuit, which generates a digital pulse.

This signal is then processed by the LM393 comparator IC, which ensures a clean, noise-free output signal suitable for microcontroller input.

When the sensor detects movement, the output LED turns on, and the digital output pin sends a HIGH signal to the connected microcontroller. The Arduino can then trigger an alert, sound an alarm, or perform an action based on the vibration event.

The onboard potentiometer allows users to adjust sensitivity levels, letting you fine-tune how much vibration triggers a signal.

Advantages of Using SW-1801P Vibration Sensor Module

1. Simple plug-and-play connection with Arduino.

2. Reliable and fast vibration detection.

3. Compact and easy to fit in tight spaces.

4. Adjustable sensitivity for flexible use.

5. Stable digital output using LM393 comparator.

6. Energy-efficient operation at 5V.

7. Works in a wide temperature range.

8. Ideal for both educational and industrial projects.

9. Long lifespan due to durable construction.

10. Cost-effective and tested for quality by Electroxbd.

How to Use SW-1801P Vibration Sensor Module with Arduino

Connecting this module to Arduino is easy:

• VCC → 5V

• GND → GND

• DO → Any digital input pin (e.g., D2)

Upload a simple sketch to monitor vibration signals. When vibration occurs, the Arduino reads HIGH on the digital pin and can trigger LEDs, buzzers, or relays for alarms.

This setup allows for real-time vibration detection and automation control, making it suitable for smart devices or monitoring systems.

Maintenance and Handling Tips

• Avoid dropping the module to prevent calibration errors.

• Keep it dry and away from moisture.

• Mount it firmly to prevent false triggering.

• Use shielded wires for long-distance connections.

• Adjust sensitivity carefully for best results.

Proper handling ensures long-term accuracy and durability of the sensor.

Why Buy SW-1801P Vibration Sensor Module for Arduino from Electroxbd

At Electroxbd, we ensure every module is tested for accuracy and durability before shipping. Our priority is quality, customer satisfaction, and fast nationwide delivery.

Reasons to choose Electroxbd:

• 100% genuine, quality-tested modules.

• Competitive prices for students and engineers.

• Fast delivery across Bangladesh.

• Helpful customer support via WhatsApp.

• Trusted by thousands of electronics enthusiasts.

Electroxbd – Trusted Source for Reliable Electronic Parts.

Buy SW-1801P Vibration Sensor Module for Arduino in Bangladesh

Order the SW-1801P Vibration Sensor Module for Arduino from Electroxbd.com today. Perfect for motion, vibration, and shock detection projects. We deliver fast all over Bangladesh.

Office Address:
H#1/1, In Opposite of RH Chhatrabash, Madrasa More, Debisingpara, Boalia, Rajshahi

WhatsApp: 01600334238
Website: www.electroxbd.com
Tagline: Trusted Source for Reliable Electronic Parts

Common Questions:

Q: What is the price of SW-1801P Vibration Sensor Module for Arduino in Bangladesh?

A: The latest price of SW-1801P Vibration Sensor Module for Arduino in Bangladesh is 100 BDT.

Q: Where to buy SW-1801P Vibration Sensor Module for Arduino in Bangladesh?

A: You can buy the SW-1801P Vibration Sensor Module for Arduino at the best price from ElectroXBD in Bangladesh.