LIOL Group A - Cap 168 - Low Intensity Obstacle Lights

Low Intensity Obstacle Light (LIOL), multiLED type, according to CAP168 Chapter 4.

Low Intensity Obstruction Lights Group A, used in night mode, have to be used to warn the presence of obstacles up to 45m height, on the aerodrome movement area or when LIOL Group B may cause dazzle.


  • Based on LED technology
  • RED steady burning light
  • Intensity: >10cd
  • Long life time >10 years life expectancy
  • Low consumption 
  • Lightweight and compact
  • Degree of Protection: IP66​
  • Wind resistance tested at 240km/h (150mph)
  • Easy to install
  • No radiazioni RF


  • Twin version: two galvanically separated circuits in the same fixture
  • Fault alarm
  • Stainless Steel beacon support bracket
  • Automatic changeover from normal to backup light
  • IR Wavelength - 850nM