Range: 18+ NM at 0.74T (28+ NM at 0.85T)
Ideal for: lighthouses, beacons.

The FA-250 Long Range LED Marine Lantern offers the AtoN authority an LED lantern with the highest Lumen Maintenance value available in the market today. The light is a unique combination of high intensity and optical efficiency giving the possibility of a nominal range in excess of 18 nautical miles (T=0.74) and 28 nautical miles (T=0.85), depending on color and flashing character. 

Features:

• LEDs mounted on specially designed patented heat sinks to keep the temperature of the LED below 50°C to assure the design life of 60,000 hours
• 15+1 selectable power level settings (one selectable)
• 255 + 1 Selectable flash rhythms (one selectable)
• Terminals for UNIFLASH® III wireless synchronization system or hardwired sync circuit (Optional)
• ATONIS ready for AIS Msg 21 and Msg 6 monitoring
• 3 tier units and all AC units require external controller