AH-LI/D Low-intensity Double Aviation Obstruction Light


Obstruction light used in Tower Crane, Wind Turbine, High Mast, Metallurgies, Towers(Telecom, GSM, Electric), Smokestacks, High-rise Buildings and any other potentially hazardous obstructions within 45 meter to air traffic with a steady burning red safety light.



1.PC material with good impact protection strength, thermal stability, high transmittance.
2.Bird spike against bird drop.
3.International-advanced cold LED with low power consumption, high brightness and service life of light source reaching 100000hours.
4.LED based on obstruction light last 15 times longer than traditional light source, incandescent light.
5.About 96% less power than 116W incandescent light.
6.Major Maintenance Cost Saving. Surge protection device inside light.
7.Strong corrosion resistance, Shock and Vibrations protection and UV protection.
8.Dawn to Dusk operating: Built-in photocell can let light work automatically at night, closed during the day.
9.Free maintenance and 3/4 inch or 1inch installation size being suitable for flag-pole or tower installation way. 
10.There is one switch converting between Flashing mode and Steady-burning mode.
11.Five Years Warranty Period.


Main Parameter

1.Mode: AH-LI/D
2.Standard: ICAO (Aerodromes Annex 14) Low-intensity Type A or Type B and FAA L-810
3.Light intensity: ≥32.5cd(Option 10cd,50cd,80cd,100cd)
4.Flash rate: Steady-burning mode or Flashing mode(20-60times/minute)
5.Working way of two lights:
-Two light flashing by Main(duty)-standby way, Two lights flashing at the same time or two lights flashing 1.5 second interval(Flashing mode, three ways)
-Two light working by Main(duty)-standby way, Two lights working at the same time.(Steady-burning mode, two ways)
6.Light source: LED
7.Service life of LED: ≥100,000hours
8.Operating voltage: AC220V (option voltage,eg.AC120V,AC110V,DC48V)
9.Power consumption: 4W
10.Overall size(mm):258 by 136 by 320
11.Installation size(mm):3/4inch or 1 inch
12. Vertical degree: ≥10°
13. Horizontal degree: 360°
14. Material:
-Housing: PC
-Base: die casting aluminum
15.Weight: 2Kg
16.Emitting color: Aviation red 
17.Ambient temperature: -40℃~+70℃
18.Wind load: 80m/s
19. Protection standard: IP65