The INS-333x is a doppler motion sensor combined with a radar based proximity switch. It offers three open collector outputs with indicator LEDs: Two for each direction of detected movement and one for the proximity switch function.


  • can be hidden behind many materials
  • motion detector up to 10m for a human being
  • detection range adjustable via potentiometer (only for advanced version)
  • proximity switch for object detection for distances less than 10cm
  • movement recognition with direction, velocity and signal strength in distance of 2 to 10m
  • advanced version with open-collector outputs and UART interface
  • pure digital version only with UART Interface
  • ECO-mode with reduced power consumption (saving up to 90%)
  • standby mode
  • flat SMD-design with 5mm height
  • both versions will be delivered on tape&reel