The 5.8 GHz Microwave Radar Module is an advanced Doppler motion detection sensor ideal for security systems, lighting automation, and IoT projects. Unlike traditional PIR sensors, it uses microwave signals to detect movement through plastic, glass, or thin walls, making it perfect for indoor and outdoor applications where reliable, contactless detection is essential.

This module works seamlessly with Arduino boards, Raspberry Pi, ESP32, and other microcontrollers for smart home, robotics, and industrial automation.

🔧 Technical Specifications

• Operating Frequency: 5.8 GHz (ISM band)

• Detection Range: Adjustable, typically 2–9 m (line-of-sight)

• Detection Angle: ~360° (spherical coverage)

• Operating Voltage: 4 V – 28 V DC

• Output Type: Digital HIGH/LOW (3.3 V logic)

• Current Consumption: <3 mA (standby), ~10 mA (active)

• Technology: CW Doppler radar for motion sensing

• Delay Time: Adjustable from ~2 s to 200 s (module dependent)

• Operating Temperature: –20 °C to +80 °C

• Dimensions: ~35 mm × 28 mm × 8 mm

⚙️ Key Advantages & Trending Features

• Penetration sensing: Detects motion through glass, wood, or plastic.

• All-direction coverage—better than PIR sensors.

• Low-power, high-sensitivity ideal for IoT and battery-powered devices.

• Plug-and-play libraries for Arduino and Raspberry Pi.

• Stable detection unaffected by ambient temperature or light.

🛠️ Applications & Use Cases

• Smart lighting for hallways, staircases, and outdoor areas.

• Security and intruder detection in homes or offices.

• Robotics: proximity and obstacle sensing.

• Industrial automation for contactless object detection.

• IoT projects: integrate with cloud-based monitoring or alarms.

⚡ Safety & Precautions

• Use a regulated Power Supply for stable operation.

• Avoid direct exposure to high humidity or strong mechanical vibrations.

• Ensure proper shielding to reduce interference with other 5.8 GHz devices (e.g., Wi-Fi).

🔗 Helpful Internal Links

• Explore more Electronics Components for sensors and controllers.

• Pair with Arduino and Accessories or ICs for complete solutions.

• Tools for installation: Tools and Accessories.

🎥 Video Tutorial

[YouTube tutorial link here]

📝 Product Summary

The 5.8 GHz Microwave Radar Module offers contactless, 360° motion detection using Doppler radar technology, outperforming traditional PIR sensors. Compatible with Arduino, Raspberry Pi, and other microcontrollers, it’s perfect for smart home security, IoT automation, and industrial sensing applications.