RCWL-0516 Microwave Doppler Radar Motion Sensor Module

Name: RCWL-0516 Microwave Doppler Radar Motion Sensor Module
Brand: ShillehTek
SKU: NA367
Price: 5.99 USD
Availability: InStock

SKU NA367

$5.99 USD Shipping & tax calculated at checkout

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RCWL-0516 microwave Doppler radar motion sensor module detects moving objects for Arduino, Raspberry Pi, and ESP32 GPIO builds, a PIR alternative for security, smart lighting, home automation, robotics, and prototyping.

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Overview

Product Overview

The RCWL-0516 microwave Doppler radar motion sensor module is a compact radar motion sensor that detects moving objects using microwave Doppler sensing, making it a useful alternative to PIR sensors in electronics projects. Built around the popular RCWL-0516 design, it provides simple motion-trigger capability for Arduino, Raspberry Pi, ESP32, and other GPIO-based controllers in automation, security, lighting, and robotics builds. Because it senses motion with radar rather than infrared, it is well suited to prototyping smart switches, occupancy-style triggers, and concealed motion detection behind non-metallic enclosures.

Questions & answers

Frequently asked questions

Does the RCWL-0516 work with Arduino and Raspberry Pi?

Yes. The module is described for Arduino, ESP32, Raspberry Pi, and other GPIO-based controllers. It provides a simple motion-trigger signal that a microcontroller or single-board computer can read in automation, security, lighting, or robotics projects.

Is the RCWL-0516 ready to use without soldering?

ShillehTek focuses on pre-soldered IoT components, so this module is intended for quick prototyping without header soldering. Connect it to power and a suitable GPIO input, then use code to respond when motion is detected.

What interface does the RCWL-0516 sensor use?

The RCWL-0516 uses microwave Doppler sensing and outputs a simple motion trigger for GPIO-based controllers. Check the module markings and your controller documentation for the correct power and logic-level connections before wiring it.

What projects is the RCWL-0516 good for?

It is useful for smart switches, occupancy-style triggers, security alerts, automatic lighting, and robotics motion detection. Because it uses radar instead of infrared, it can also support concealed motion sensing behind non-metallic enclosures.

Why choose RCWL-0516 instead of a PIR sensor?

Choose it when a project needs radar-based motion sensing rather than infrared PIR sensing. It detects moving objects using microwave Doppler sensing, making it suitable for prototypes where a PIR sensor’s line-of-sight or enclosure placement may be limiting.

Have other questions?

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What's included