Medium intensity lights – Aviation obstruction lights are primarily used to warn of structures or large obstacles between 105 and 150 meters in height, such as towers, chimneys, high-rise buildings, large bridges, large port machinery, large construction machinery, and wind turbines.
They comply with International Civil Aviation Organization (ICAO) and Federal Aviation Administration (FAA) standards. They typically operate in a flashing white mode during the day and a flashing/steady red mode at night, and are suitable for use in areas with high salinity.
Medium Intensity Lights Applications
Taking the YFFY-MI/A aviation obstruction medium intensity lights as an example, its main application areas are as follows:
- Power & communication towers
Used to warn aircraft, especially tall towers.
- Industrial chimneys
Including tall chimneys of thermal power plants, coking plants, and chemical plants.
- High-rise buildings
Used to mark buildings between 105 and 150 meters in height.
- Large bridges
Provide warnings to aircraft, ensuring flight safety near bridges.
- Large port machinery & construction machinery
Used to provide visibility warnings for machinery and equipment in large ports and construction projects.
- Wind Turbines
In wind farms, these lights are used to warn aircraft, especially those at high altitudes.
Modes & Features of Medium-Intensity Aviation Obstruction Lights
- Dual-Mode Operation, Customizable
During daytime, when sufficient sunlight is available, the lights automatically shut down to conserve energy; at night or in low visibility conditions, the lights automatically activate to issue a warning signal.
- Synchronization
Customized medium intensity aviation obstacle lights feature GPS synchronization technology, enabling precise time synchronization between multiple lights, ensuring consistent flashing patterns and enhancing aviation safety.
- Fault Alarm
Aviation warning lights can be customized to output fault signals, facilitating integration with remote monitoring systems and providing fault information to management personnel for rapid repairs.
- Harsh Environment Adaptability
Utilizing advanced LED, optical, and system control technologies, and featuring a high-strength, UV-resistant, and age-resistant PC housing, these lights are suitable for outdoor use and use in high-salinity areas.
As can be seen from the above, LED aviation obstruction warning lights are primarily used on tall buildings and structures to alert aircraft pilots. They are typically installed on structures exceeding a certain height, high-voltage transmission towers, chimneys, bridges, and other structures.
Medium intensity lights are characterized by a steady flash at night, with the intensity and color (typically red or white) meeting relevant aviation standards. These aircraft warning lights play a vital role in enhancing aviation safety, ensuring pilots can clearly identify obstacles at night and in low-visibility conditions.
While specific application details require reference to relevant standards and regulations, their core function is to ensure flight safety.
If you require LED or solar-powered aviation obstruction lights, please contact us freely.




