Flash Products

FAA L-810 AC LED Marker 370

for Tower Lights and Obstruction Lighting Systems

A direct replacement or retrofit for FAA type L-810 incandescent obstruction lighting markers, Flash Technology’s L-810 LED marker fixtures are available for AC applications. These compact and efficient marker lights reduce operating costs through nominal power consumption and extended longevity. They also easily install onto existing marker bases without disturbing the existing conduit.


Marker 370 meets FAA L-810, ICAO Type B (6th Edition) and DGAC L-810 specifications.


AC LED Marker 370 Features

  • AC input power
  • Easy installation with minimal mounting hardware
  • Lightweight and compact design allows for versatile mounting options
  • Available as a single or double unit
  • Program to flashing or steady burn
  • Weather, corrosion and vibration resistant
  • Flash brand FREP power cable
  • Patented optics eliminate ground scatter
  • 5-year warranty


AC LED Marker 370 Options

  • Infrared (IR) for NVG and NVIS compatibility


Marker 371 accommodates DC marker applications»

Please fill out the form below or call 615.503.2000 with questions or to order this product.

Input Voltage

120 – 240 VAC

Marker Dimensions (Single L-810)

9” x 2.75” x 2.13” (228.6 x 69.9 x 54.1 mm)

Marker Dimensions (Double L-810)

11” x 5” x 8.75” (279.4 x 127 x 222.25 mm)

Marker Weight (Single L-810)

1.6 lbs. (0.7 kg)

Marker Weight (Double L-810)

5.4 lbs. (2.45 kg)


Power Consumption (Watts)




L-810 with IR




OL2 with IR



* Only 30 fpm flash rate is applicable for FAA certified applications filed under AC


Intertek L-810 MKR 370 Certification
DGAC L-810 MKR 370 Certification
CSA Certificate of Compliance MKR 370 and MKR 370 IR



MKR 370 AC L-810 LED Markers Datasheet
MKR 370 Marcador de CA compacto L-810 LED


Current Manual

Manuals for older product revisions can be found in the Knowledge Base.