Microwave Human Presence Detection Sensor C4001 24GHz (25 Meters, UART)

AED 89.95

Low stock


The C4001 millimeter-wave presence sensor operates at a 24GHz wavelength, offering a horizontal detection range of 100°. It can detect presence up to 16 meters and motion or measure distances up to 25 meters. This sensor is suitable for applications such as human presence detection, environmental monitoring, and real-time tracking, providing strong anti-interference capabilities against various environmental factors.



  • Human Detection: Effective up to 16 meters, capable of detecting static and moving objects.
  • Distance Detection: Accurate within 1.2 to 25 meters.
  • Velocity Detection: Measures speeds from 0.1 to 10 meters per second.
  • Strong Anti-Interference: Unaffected by snow, haze, temperature, humidity, dust, light, noise, etc.
  • Control: High and low-level output via I/O ports; serial port input and output control.
  • Integration: Compact size, easy to integrate into various systems.



  • Operating Voltage: 3.3/5V
  • Maximum Detection Range: 25m
  • Beam Angle: 100° horizontal, 40° vertical
  • Modulation Mode: FMCW (Frequency Modulated Continuous Wave)
  • Operating Frequency: 24GHz
  • Operating Temperature: -40°C to 85°C
  • Baud Rate: 9600
  • Size: 26mm x 30mm



 DFROBOT mmWave - C4001 24GHz Human Presence Detection Sensor (25 Meters,  UART): Buy Online at Best Price in UAE - Amazon.ae

Definition Explanation
VIN Power supply
GND Ground
RX Sensor serial port receive
TX Sensor serial port transmit
OUT Voltage output



  • Human Detection: Identifies the presence of individuals in various scenarios.
  • Distance and Velocity Detection: Measures the distance and speed of objects.
  • Environmental Monitoring: Tracks ecological conditions and changes.
  • Industrial Automation: Enhances automation processes by providing accurate presence and motion data.
  • Real-time Monitoring and Tracking: Ensures continuous and precise monitoring of target objects.
  • C4001 mmWave Presence Sensor 25m× 1
  • 5-pin header